Docs › API Reference

API Reference

Every tool the server exposes, grouped by category. The same list is available as machine-readable JSON at /openapi.json and /api/pricing, or as plain text at /llms.txt. Call any of them over HTTP, MCP, or the MCP connector.

551 tools across 23 categories.

agent · 5

action-gate

Deterministic preflight check for a proposed AI agent action - a tool call, payment, fetch, or write - before it executes. Evaluates up to four independent checks (prompt-injection scan on action text/untrusted text, URL

$0.010

route-execute

Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.01 covering any tool listed at $0.005 or less, from THIS host's catalog or any external s

$0.01

route-execute-max

Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external sel

$0.55

route-execute-plus

Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external se

$0.05

route-execute-pro

Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external seller

$3.3

ai · 15

code-run

Execute Python or JavaScript code in a secure, isolated cloud sandbox. Returns stdout, stderr, and the expression result. No setup needed; pay per call via x402. 30s timeout, 10k char code limit.

$0.020

code-run-pro

Execute Python or JavaScript code in a secure, isolated cloud sandbox (Pro tier). Same as /api/code-run but with 60s timeout and 50k char code limit for longer computations. Returns stdout, stderr, and the expression res

$0.050

embed

Generate a text embedding vector using OpenAI text-embedding-3-small (1536 dimensions). Ideal for semantic search, RAG, and clustering. No API key needed; pay per call via x402. Text capped at 32k chars.

$0.005

embed-large

Generate a text embedding vector using OpenAI text-embedding-3-large (3072 dimensions). Higher accuracy than the small model. Ideal for semantic search, RAG, and clustering. No API key needed; pay per call via x402. Text

$0.010

image-gen

Generate an image from a text prompt using GPT Image 2 (low quality, 1024x1024). No API key needed; pay per call via x402. Returns base64 PNG. Prompt capped at 1000 chars.

$0.030

image-gen-hd

Generate a higher-quality image from a text prompt using GPT Image 2 (medium quality, 1024x1024). No API key needed; pay per call via x402. Returns base64 PNG. Prompt capped at 2000 chars.

$0.100

image-gen-premium

Generate a premium image from a text prompt using GPT Image 2 (medium quality, 1024x1024). Flagship model with best detail and coherence. No API key needed; pay per call via x402. Returns base64 PNG. Prompt capped at 400

$0.300

llm

LLM inference proxy - send an OpenAI-format chat/completions request and get a response from GPT-4o-mini. Supports vision (up to 2 image URLs, low detail) and structured output (response_format: json_object or json_schem

$0.010

llm-premium

LLM inference proxy (Premium tier) - o3 or o3-mini reasoning models. Supports vision (up to 2 image URLs) and structured output (response_format: json_object or json_schema). No API key needed; pay per call via x402. Inp

$0.500

llm-pro

LLM inference proxy (Pro tier) - GPT-4o or GPT-4.1. Supports vision (up to 2 image URLs) and structured output (response_format: json_object or json_schema). No API key needed; pay per call via x402. Input capped at 16k

$0.100

moderate

Check text for harmful content using OpenAI moderation (omni-moderation-latest). Returns flagged status, category breakdown (harassment, hate, self-harm, sexual, violence, etc.), and confidence scores. No API key needed;

$0.002

transcribe

Transcribe audio to text using OpenAI (gpt-4o-mini-transcribe). Provide a URL to an audio file (mp3, wav, m4a, etc.) and get back the transcript. No API key needed; pay per call via x402. Max 5 minutes of audio, 25 MB fi

$0.030

transcribe-pro

Transcribe audio to text using OpenAI (gpt-transcribe). Higher accuracy than the standard tier. Provide a URL to an audio file and get back the transcript. No API key needed; pay per call via x402. Max 10 minutes of audi

$0.100

tts

Convert text to speech using OpenAI TTS-1. Returns base64-encoded audio (mp3/opus/aac/flac/wav/pcm). 10 voices available. No API key needed; pay per call via x402. Text capped at 2000 chars.

$0.050

tts-hd

Convert text to speech using OpenAI TTS-1-HD (higher fidelity). Returns base64-encoded audio. Same interface as /api/tts but with better audio quality. No API key needed; pay per call via x402. Text capped at 2000 chars.

$0.100

api · 2

captcha-generate

Mint a stateless captcha challenge to gate your OWN endpoint: returns a human prompt plus a salted sha256 answer hash you keep and verify later (sha256(salt + normalized answer) === answerHash) - no server state, no shar

$0.001

captcha-verify

Validate a Cloudflare Turnstile, Google reCAPTCHA, or hCaptcha token server-side. You pass your OWN provider secret plus the token from the client; we relay to the provider's siteverify endpoint (never logged) and return

$0.002

chain · 5

address-profile

Explorer-grade profile of any address on any Blockscout-hosted chain: native balance, contract vs EOA, verification status, token/NFT flags, ENS, public tags - bought per call from Blockscout's Pro API over x402, no API

$0.005

contract-inspect

Deep contract inspection on any Blockscout-hosted chain (dozens: Ethereum, Base, Polygon, Optimism, Arbitrum, Celo, Gnosis, …): verified source, full ABI, proxy type + implementations, compiler + license metadata - bough

$0.010

token-holders

Top holders of any token on any Blockscout-hosted chain - address, balance, and share of supply, ranked - bought per call from Blockscout's Pro API over x402, no API key. Concentration analysis for any ERC-20/721 on doze

$0.010

token-info

Explorer-grade metadata for any ERC-20/721/1155 token on any Blockscout-hosted chain: name, symbol, decimals, type, total supply, holder count, and 24h transfer count - bought per call from Blockscout's Pro API over x402

$0.005

tx-inspect

Full decoded transaction on any Blockscout-hosted chain: status, from/to, value, gas, the decoded method + parameters, and token transfers - bought per call from Blockscout's Pro API over x402, no API key. What a tx actu

$0.010

conversion · 28

base-convert

Convert an integer between number bases (radix 2-36), e.g. binary↔hex↔decimal. Arbitrary size via BigInt.

$0.001

csv-to-json

Parse CSV (quoted fields supported) into a JSON array of objects, using the first row as headers (header=false for arrays).

$0.002

csv-to-md

Convert CSV into a GitHub-flavored Markdown table (first row is the header).

$0.002

html-to-markdown

Convert an HTML fragment or document you already have into clean markdown. (To fetch + convert a live URL, use /api/extract.)

$0.002

ics-parse

Parse iCalendar (.ics) text into structured JSON events: summary, start/end, location, organizer, attendees, status, and RRULE. Optional bounded recurrence expansion (expand:true, capped occurrences). Deterministic, pure

$0.002

json-diff

Deep-compare two JSON values. Returns a list of changed/added/removed paths (capped at 1000 differences).

$0.001

json-flatten

Flatten nested JSON to dot-path keys, or unflatten dot-path keys back to nested JSON. mode: flatten (default) | unflatten.

$0.001

json-format

Validate, pretty-print, or minify JSON. Returns parse errors with position when invalid.

$0.001

json-merge

Deep-merge two JSON objects (b wins on conflicts; arrays are concatenated).

$0.001

json-query

Extract a value from JSON by dot/bracket path, e.g. "items[2].name".

$0.001

json-to-csv

Convert a JSON array of objects to CSV. Nested objects are flattened to dot-path columns.

$0.002

json-to-yaml

Convert JSON to YAML.

$0.002

jsonl

Convert between a JSON array and JSONL/NDJSON (one JSON object per line). mode: to-jsonl (array → lines) or from-jsonl (lines → array). For streaming records to and from agents and datasets.

$0.001

markdown-to-html

Render CommonMark + GFM markdown to HTML.

$0.002

openapi-diff

Compare two OpenAPI 3.x or Swagger 2.x documents and return a structured diff: added / removed / changed endpoints, with a conservative "is any change breaking?" flag. Breaking = an endpoint or required-2xx status was re

$0.002

openapi-extract

Flatten an OpenAPI 3.x or Swagger 2.x spec into a structured list of callable endpoints - one row per operation with method, path, operationId, summary, tags, parameters (name / in / required / type), JSON-body flag, and

$0.002

openapi-mock-response

Synthesize a JSON response body for one operation + status code in an OpenAPI 3.x or Swagger 2.x spec. Locate the operation by operationId or method+path. Pick the response by explicit `status`, else the first 2xx, else

$0.002

openapi-redact

Shrink an OpenAPI 3.x or Swagger 2.x document for LLM context by stripping verbose meta-fields (examples, descriptions, summaries, tags, externalDocs, deprecated). Categories are explicit; default is `["examples", "descr

$0.002

openapi-required-params

For one operation, return the minimum set of inputs an agent must provide to make a successful call. Locate the op by `operationId` (preferred) or by `method`+`path`. Output is a single flat array tagged by `in`: `path`

$0.002

openapi-resolve-refs

Inline every local `$ref` in an OpenAPI 3.x or Swagger 2.x document so downstream tools see a self-contained spec. Resolves `#/components/...` (OpenAPI) and `#/definitions/...` (Swagger) JSON-pointer refs anywhere in the

$0.002

openapi-search

Search operations in an OpenAPI 3.x or Swagger 2.x spec against a free-text query. Tokenizes the query (lowercase, alphanumeric runs), scores each operation by which fields the tokens match - operationId +3, path +3, tag

$0.002

openapi-security-summary

Resolve authentication requirements across an OpenAPI 3.x or Swagger 2.x document. Returns the catalog of security schemes (`components.securitySchemes` in OpenAPI 3, `securityDefinitions` in Swagger 2) verbatim, the doc

$0.002

openapi-to-curl

Build a runnable curl command for one operation in an OpenAPI 3.x or Swagger 2.x spec. Locate the operation by operationId (preferred) or by method + path, substitute path parameters using the spec's example values, incl

$0.002

querystring

Parse a URL query string into an object, or build one from an object. mode: parse (default) | build.

$0.001

roman

Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.

$0.001

srt-convert

Convert subtitles between SRT, WebVTT, plain text, and JSON cues. Send SRT or VTT text (auto-detected) - or a JSON cues array [{start,end,text}] with times in ms - and the target format. Deterministic, pure CPU.

$0.002

xml-to-json

Parse XML into a JSON object tree (attributes under _attrs, text under _text; repeated elements become arrays).

$0.002

yaml-to-json

Parse YAML into JSON (safe schema - no code execution).

$0.002

crypto · 99

address-label

Label a known EVM address from a curated, committed dataset: major stablecoin + token contracts (USDC on every chain we settle on, USDT, DAI, WETH, WBTC), DEX routers (Uniswap, 1inch, 0x), canonical L1↔L2 bridges, large

$0.002

asset-transfers

Filtered transfer log for an EVM address: one direction (in or out), optional counterparty, a category subset (external / internal / erc20 / erc721 / erc1155 / specialnft), an optional contract filter (e.g. only USDC), a

$0.003

block-info

Header-level detail for one block on Ethereum, Base, Polygon, Arbitrum, or Optimism: hash, timestamp (unix + ISO), transaction count, gas used/limit, base fee. Pass a block number, 0x hex, or "latest". Keyless multi-endp

$0.002

block-number

The latest block number on Ethereum, Base, Polygon, Arbitrum, or Optimism. The cheapest possible on-chain read - the hello world of paid chain access. Keyless multi-endpoint failover. ?network=base

$0.001

block-receipts

Every transaction receipt in one block, fetched as a single upstream read and summarised: tx count, succeeded vs failed, total gas used, total fees, log count, contract creations, tx-type mix - plus compact per-transacti

$0.005

calldata-decode

Decode EVM smart-contract transaction calldata into the function name and typed parameters. Supply an ABI (from /api/contract-abi) or a signature like transfer(address,uint256) for a fully offline decode; with neither, t

$0.003

chain-info

One-call chain state snapshot: chain id, latest block number, and current gas price (wei + gwei) for Ethereum, Base, Polygon, Arbitrum, or Optimism. Keyless multi-endpoint failover. ?network=base

$0.001

checksum

Compute MD5, SHA-1, SHA-256, SHA-512, and CRC32 checksums of a string in a single call. Useful for verifying file or payload integrity across different checksum standards without needing five separate tools.

$0.001

coin-categories

Coin categories (Layer 1, Meme, AI, DeFi, Stablecoins, RWA, ...) ranked by market cap, with 24h market cap change %, 24h volume and the top-3 coins per category. Order by market_cap_desc (default), market_cap_asc, market

$0.005

coin-history

Price, market cap and 24h volume of a coin on ONE past date (00:00 UTC snapshot), in every currency at once plus your chosen one called out. Pass `date` (YYYY-MM-DD) or `daysAgo` (1-365). The point-in-time sibling of cry

$0.005

coin-market-chart-range

Price, market cap and volume series for a coin over an ARBITRARY time window: `from`/`to` as unix seconds or ISO dates, or `lookback` ("6h", "3d", "2w") ending now. Granularity is automatic upstream: 5-minute points for

$0.008

coin-ohlc

OHLC candles for a coin: days 1 (30-min candles), 7 or 14 (4-hour), 30 / 90 / 180 / 365 (daily), in any vs currency. Returns aligned {time, open, high, low, close} bars plus the window's high/low/first/last and % change.

$0.008

coin-price-by-contract

Live price, market cap, 24h volume and 24h change for ERC-20 / SPL / other chain tokens looked up by CONTRACT ADDRESS on a named platform (ethereum, base, polygon-pos, arbitrum-one, optimistic-ethereum, binance-smart-cha

$0.005

coin-profile

Full profile of one coin by id: name/symbol, description, categories, contract addresses per platform, links (homepage, explorers, repos, social), hashing algorithm, genesis date, and a market snapshot in your currency:

$0.008

coin-search

Resolve a name or ticker to coin ids: full-text search returning matching coins (id, symbol, name, market cap rank, ordered by rank), exchanges (id, name, market type) and categories (id, name), plus NFT collections. `li

$0.005

coins-list

The complete list of tracked coins (~18k) as {id, symbol, name}, paged: `page` + `perPage` (1-500, default 250). `includePlatforms: true` adds each coin's contract address per platform; `platform` (e.g. base, solana, eth

$0.005

contract-abi

Fetch the verified ABI for a contract address from Sourcify, plus a ready-to-use list of human-readable function signatures with their 4-byte selectors. Covers 8 EVM mainnets. Unverified contracts return a structured {ve

$0.003

contract-code

Is this address a contract, and what code does it hold? Returns isContract, deployed bytecode size, and the keccak-256 hash of the bytecode (stable fingerprint for comparing deployments) on Ethereum, Base, Polygon, Arbit

$0.002

contract-source

Fetch the verified Solidity source files and compiler metadata for a contract address from Sourcify's open verification repository. Covers 8 EVM mainnets (ethereum, base, polygon, arbitrum, optimism, bsc, gnosis, celo).

$0.005

crypto-indicators

Technical indicators for one perpetual computed deterministically from Hyperliquid candles: RSI(14), MACD(12,26,9) with signal and histogram, EMA 20/50/200, SMA 20/50, Bollinger(20,2) with bandwidth and %B, ATR(14) and w

$0.005

crypto-market-pulse

One-call market snapshot across every perpetual listed on Hyperliquid: breadth (advancers, decliners, unchanged, mean/median and volume-weighted 24h change), total open interest and 24h volume, top markets by volume, top

$0.004

crypto-news

Latest crypto headlines aggregated from the public RSS/Atom feeds of 8 major outlets (coindesk, cointelegraph, decrypt, theblock, bitcoinmagazine, thedefiant, blockworks, cryptoslate), normalized to title, url, source, p

$0.004

crypto-options-chain

Options chain for a currency and expiry on Deribit, sorted by strike: instrument, strike, call/put, bid, ask, mark, mark IV, open interest, 24h volume and underlying price for each listed option, plus the list of availab

$0.004

crypto-orderbook

L2 order-book snapshot for a spot pair: best bid/ask, mid price, spread (absolute + %), and the top N aggregated price levels per side (default 25, max 100). Pairs use BASE-QUOTE format (BTC-USD, ETH-USD, SOL-USDC). Back

$0.001

defi-chain-tvl-history

Daily TVL history for one chain (Ethereum, Base, Solana, Arbitrum...) or for all of DeFi (chain "all") from DefiLlama's free historical chain TVL endpoint: most recent `days` points (default 90, max 3650) as date + TVL i

$0.002

defi-chains

Blockchains ranked by DeFi TVL from DefiLlama's free chain list: name, TVL in USD, share of total DeFi TVL, native token symbol, EVM chain id and CoinGecko id; optional name search and minimum TVL; limit up to 100 (defau

$0.002

defi-dex-volume

Decentralized exchanges ranked by 24h spot trading volume from DefiLlama's free DEX overview: per-DEX 24h/7d/30d/1y/all-time volume with 1d/7d/30d change, category and chains; optional chain scope (Ethereum, Base, Solana

$0.003

defi-fees

Protocols ranked by fees paid by users (or by protocol revenue with metric "revenue") over the last 24h from DefiLlama's free fees overview: per-protocol 24h/7d/30d/1y/all-time totals with 1d/7d/30d change, category and

$0.003

defi-protocol

Profile of one DeFi protocol by DefiLlama slug (aave-v3, uniswap-v3, lido, morpho-v1...): TVL rank among all protocols, category, chains, current TVL by chain (borrowed/staking/pool2 reported separately, never summed int

$0.002

defi-protocols

DeFi protocols ranked by current TVL from DefiLlama's free protocol list: filter by category (Lending, Dexs, Liquid Staking, CDP, Yield...), chain (ranks by that chain's TVL), or a name search; limit up to 100. Rows carr

$0.003

defi-tvl

Look up the current Total Value Locked (TVL) for a DeFi protocol via DeFiLlama's public API. Identify the protocol by its DeFiLlama slug (uniswap, aave, lido, ethena, etc.). Returns the total TVL plus per-chain breakdown

$0.001

defi-yield-history

Daily APY and TVL history for one DeFi yield pool (DefiLlama pool id from defi-yields): per-day total/base/reward APY and TVL, most recent `limit` days (default 90, max 3650), plus a summary (latest, min, max, mean APY a

$0.002

defi-yields

Screen DeFi yield pools (lending, LP, staking, vaults) across every chain from DefiLlama's free Yields dataset: filter by chain, project, token symbol, stablecoin-only, minimum TVL and minimum/maximum APY; sort by apy or

$0.003

dex-pair

Look up the Uniswap V3 pool address for a token pair + fee tier on Ethereum, Base, Polygon, Arbitrum, or Optimism. Pass either order (tokenA/tokenB) - the factory sorts internally. Returns 0x0…0 if no pool has been deplo

$0.001

dex-pool

Read on-chain state of a Uniswap V3 pool: token0/token1 addresses + decimals, fee tier, current sqrtPriceX96, tick, in-range liquidity, and the decoded human-readable spot price (token1 per token0). One $0.002 call repla

$0.002

dex-quote

Spot quote for swapping through a Uniswap V3 pool at the current tick. amountIn is in human units (not wei). zeroForOne=true sends token0 → token1; false sends token1 → token0. Returns amountOut net of the pool's fee tie

$0.002

dex-top-pools

Top DEX pools (Uniswap, Sushi, Curve, Aerodrome, etc.) ranked by current TVL - filterable by chain and project. Sourced from DeFiLlama's public Yields API (keyless). Each row carries chain, project slug, symbol pair, TVL

$0.001

eas-attestations

List EAS (Ethereum Attestation Service) attestations for an address as recipient, attester, or either, on mainnet/Base/Optimism/Arbitrum/Sepolia. Returns attestation id, attester, recipient, schema id, revocable/revoked

$0.002

ens-bulk-resolve

Reverse-resolve a batch of Ethereum addresses to ENS primary names + avatar URLs (up to 50 per call). Returns one row per address with name (or null), displayName (with checksum if no name), and avatar URI. Use to label

$0.002

erc721-owner

Who owns this NFT? Calls ownerOf(tokenId) on any ERC-721 contract on Ethereum, Base, Polygon, Arbitrum, or Optimism. Complements nft-holdings (which lists a WALLET's NFTs) - this answers by TOKEN. Keyless multi-endpoint

$0.002

eth-call

Escape hatch for power users: forward an arbitrary read-only JSON-RPC method to the chain. Method must be in our read-only whitelist (eth_call, eth_getLogs, eth_getBlockByNumber, eth_getTransactionReceipt, eth_chainId, e

$0.002

event-logs

Fetch contract event logs (eth_getLogs) on Ethereum, Base, Polygon, Arbitrum, or Optimism - bounded so it always answers: block range capped at 2000 blocks (default: the last 100, auto-narrowed for busy contracts), at mo

$0.003

evm-rpc

Read-only JSON-RPC against Ethereum, Base, Polygon, Arbitrum, or Optimism with built-in multi-endpoint failover - one paid call, no node or API key of your own. Prefer the named reads (block-number, chain-info, block-inf

$0.004

exchange-rates

BTC-denominated exchange rates for ~60 units: crypto (ETH, LTC, BNB, SOL, ...), fiat (USD, EUR, JPY, ...) and commodities (gold, silver ounces), each as units per 1 BTC with name and type. Optional `currencies` filter (c

$0.005

exchange-tickers

Markets (tickers) listed on one exchange: base/target pair, last price, 24h volume, USD- and BTC-converted last price and volume, bid-ask spread %, trust score (green/yellow/red), anomaly and stale flags, trade URL and l

$0.008

exchanges

Crypto exchanges ranked by trust score: id, name, country, year established, trust score (1-10) and rank, 24h volume in BTC (and normalized), centralized flag and URL; limit 1-100 (default 25). Pass `exchange` (an id suc

$0.005

farcaster-by-address

Reverse-lookup an Ethereum address to its Farcaster account (via verified address). Returns FID, username, display name, bio, follower/following counts, and Warpcast URL, or found=false if the address has not verified on

$0.002

farcaster-profile

Lookup a Farcaster profile by username or FID. Returns FID, username, display name, bio, profile picture URL, follower/following counts, and the canonical Warpcast URL. Use to label cast authors, validate a Farcaster han

$0.002

gas-snapshot

Live gas price snapshot for a chain - slow / standard / fast tiers in gwei, plus the latest base fee. Sampled from eth_feeHistory (last 4 blocks, 25th/50th/90th percentile priority fees). Use to estimate before broadcast

$0.005

global-defi

Global DeFi snapshot: DeFi market cap (USD), ETH market cap, DeFi-to-ETH ratio, 24h DeFi trading volume, DeFi dominance % of the whole crypto market, and the top DeFi coin with its share of DeFi. The DeFi companion of cr

$0.005

kalshi-event

Get full detail for a single Kalshi event with all its nested markets. Mutually-exclusive flag tells you whether the markets partition outcome space (e.g. one winner). Useful for: viewing all candidates in an election, a

$0.002

kalshi-markets

List Kalshi markets (CFTC-regulated US event contracts). Filter by status (open/closed/settled/unopened) or by event ticker. Returns yes/no bid/ask, last price, volume, open interest. Complement to Polymarket for US-regu

$0.002

l2-gas-comparison

Current gas snapshot across Ethereum + supported L2s (Base, Polygon, Arbitrum, Optimism), sorted cheapest-first. Returns gas price in gwei, latest block number, chain id, and an isL2 flag per chain. Use to route a transa

$0.002

l2-tvl

Top L2s by Total Value Locked (TVL) via DeFiLlama. Returns each L2 with TVL in USD, native token symbol, and CoinGecko/CMC ids. Classification combines DeFiLlama's parent-chain hint with a curated list of well-known L2s

$0.002

mev-block-payment

Look up the MEV-Boost payment for a specific slot or block number via the Flashbots relay. Returns the builder, proposer, value paid in ETH, gas usage, and tx count. Returns found=false if the block was built locally or

$0.002

mev-builder-share

Builder market share aggregated over the last N MEV-Boost blocks via the Flashbots relay. Returns per-builder block count, share percent, total ETH paid to proposers, and average per block. Use to track block-builder con

$0.002

mev-recent-blocks

Last N MEV-Boost-built blocks via the Flashbots relay. For each block: slot, block number/hash, builder pubkey, proposer pubkey, gas used/limit, ETH paid to the proposer, and tx count. Use to monitor block-builder market

$0.002

nft-collection

Fetch NFT collection (ERC-721 / ERC-1155) metadata by contract address on Ethereum, Base, Polygon, Arbitrum, or Optimism: name, symbol, token type, total supply, deployer, OpenSea slug + image, floor (ETH), Twitter/Disco

$0.002

nft-floor

Get the current floor price for an NFT collection across OpenSea + LooksRare (Ethereum). Returns per-marketplace floor (ETH), collection URL, retrieval timestamp, and the cheapest cross-marketplace floor with the marketp

$0.002

nft-holdings

Return the NFTs owned by a wallet address on a given network. Each row carries the collection name, contract address, token ID, image URL (where available), and ERC-721 vs ERC-1155 standard. Up to 100 per call - paginate

$0.002

nft-metadata

Resolve the metadata for a single NFT: title, description, image URLs (original + cached CDN), attributes/traits, and the standard (ERC-721 vs ERC-1155). Useful when you have a contract+tokenId and need the display data

$0.001

options-summary

One-call options market summary for a currency on Deribit: index price, the DVOL implied-volatility index, call and put open interest with put/call ratio, total open interest in coins and USD, 24h volume, per-expiry open

$0.005

options-ticker

Live ticker for one Deribit instrument: mark, last, best bid/ask with sizes, index and underlying price, open interest, mark/bid/ask IV and greeks (delta, gamma, vega, theta, rho) for options, funding for perpetuals, and

$0.002

options-volume

Onchain options protocols ranked by 24h notional volume from DefiLlama's options overview: per-protocol 24h, 7d and 30d volume with 1d/7d change and chains, plus sector totals and the list of chains with options volume.

$0.002

perp-basis

Basis view for one perpetual: mark, oracle and mid price, mark-vs-oracle premium in percent and bps, the impact premium the venue uses for funding, the current hourly funding, and the predicted next funding rate per venu

$0.003

perp-funding

Current funding rate for one perpetual (hourly, per 8h and annualized) plus the last N hourly funding prints with premium, and window statistics (average, min, max, share of positive hours). limit = hours of history (def

$0.003

perp-funding-screener

Rank perpetuals by funding rate: the N most positive (longs pay shorts) and N most negative (shorts pay longs) markets with hourly, 8h and annualized rates, open interest and 24h volume. minVolumeUsd filters out illiquid

$0.003

perp-klines

OHLCV candles for one perpetual at intervals from 1m to 1M (1m 3m 5m 15m 30m 1h 2h 4h 8h 12h 1d 3d 1w 1M), newest last, with a window summary (open, close, change %, high, low, volume). limit = number of candles (default

$0.001

perp-markets

Snapshot of every listed perpetual on Hyperliquid in one call: mark and oracle price, 24h change, hourly funding (plus 8h and annualized), open interest in coins and USD, 24h notional volume, impact premium and max lever

$0.003

perp-open-interest

Open interest for perpetuals in coins and USD notional. Pass coin for one market (with its share of total open interest) or omit it for the top N markets ranked by USD open interest plus the venue total. Hyperliquid publ

$0.001

perp-orderbook

Level-2 order book for one perpetual: best bid/ask, mid, spread (absolute and bps), up to 20 levels per side with size and order count, cumulative depth in coins and USD on each side, and the bid/ask imbalance within the

$0.002

polymarket-market

Get full detail for a single Polymarket market by slug or id. Returns question, description, outcome prices (implied probabilities), volume, liquidity, end date, resolution status, and CLOB token ids needed for orderbook

$0.002

polymarket-orderbook

Live CLOB orderbook for a Polymarket outcome token. Returns top N bids (highest first), top N asks (lowest first), best bid/ask, mid-price, and spread. Use a clobTokenId from polymarket-market or polymarket-search.

$0.001

polymarket-price-history

Historical odds (implied probabilities) for a Polymarket outcome token. Returns timestamped price samples with first/last/min/max summary. Useful for: tracking probability shifts around events, computing realized volatil

$0.002

polymarket-search

Search active Polymarket markets by keyword. Returns the top matches sorted by 24h volume, with question, current outcome prices (implied probabilities), volume, liquidity, end date, and CLOB token ids for orderbook look

$0.002

price-coingecko

Live spot price (and optional 24-hour change) for one or more coins from CoinGecko's public Simple Price endpoint. Identify coins by their CoinGecko ID slug (bitcoin, ethereum, solana, usd-coin, …). Defaults to USD; pass

$0.001

selector-lookup

Resolve a 4-byte function selector or a 32-byte event topic hash to its known human-readable Solidity signatures, via the openchain.xyz signature database with 4byte.directory as fallback. Unknown selectors return {found

$0.002

sol-price

USD price for up to 50 Solana token mints in one call from Jupiter's price API v3: price, 24h change, liquidity, decimals and the block the price was read at. Mints Jupiter does not price come back listed under missing r

$0.002

sol-swap-quote

Executable swap quote on Solana from Jupiter's aggregator: input and output mint, amount in base units, slippage in bps - returns out amount, minimum out after slippage, price impact percent, the routed DEX labels in hop

$0.003

sol-token-holders

Top-holder concentration for a Solana token mint: the 20 largest holders with token account, owner wallet, balance, percent of supply, insider flag and a pool/locker label when the account is a known AMM vault or locker,

$0.005

sol-token-lookup

Resolve a Solana token by mint, ticker or name through Jupiter's token index and get its profile in one read: name, symbol, decimals, price, market cap, FDV, liquidity, holder count, circulating and total supply, verifie

$0.002

sol-token-pairs

Every DEX pair trading a Solana token mint (Raydium, Orca, Meteora, Pump.fun AMM and the rest), sorted by liquidity: pair address, DEX, price in USD and in the quote token, liquidity, FDV and market cap, 5m/1h/6h/24h vol

$0.003

sol-token-report

Full RugCheck report for a Solana token mint, trimmed to what an agent acts on: score and risks, mint/freeze authority state, metadata mutability and update authority, supply and decimals, creator and creator balance, to

$0.010

sol-token-safety

Safety headline for any Solana SPL token mint: RugCheck risk score (raw + 0-100 normalised), the named risks with level (danger/warn/info), LP locked percentage, and Jupiter's audit facts - mint authority and freeze auth

$0.005

sol-token-search

Find Solana tokens and pairs by name, ticker or address across every DEX DexScreener indexes, filtered to Solana only, in DexScreener relevance order: base and quote token, mint addresses, DEX, price, liquidity, 24h volu

$0.003

sol-trending

What Solana tokens are being pushed right now: DexScreener's top boosted tokens (paid promotion, ranked by boost amount - a signal of marketing spend, not quality) and the latest token profiles (fresh listings with a fil

$0.003

solidity-scan

Deterministic static pattern scan of Solidity smart-contract source text - a fixed ruleset flagging tx.origin authentication, delegatecall, selfdestruct, unchecked low-level calls, unchecked .send(), floating pragmas, bl

$0.01

stablecoin-peg

Live $1-peg deviation for the top USD stablecoins (USDT, USDC, USDS, DAI, USDe, PYUSD, USDD, TUSD, FDUSD by default, or pass your own list): current price, deviation in basis points, 24h high/low, worst 24h deviation, ma

$0.003

stablecoin-supply-history

Daily total stablecoin circulating supply (in USD) over time from DefiLlama's free stablecoin charts, for all chains or one chain (Ethereum, Tron, Solana, Base...): most recent `days` points (default 90, max 3650) for a

$0.002

stablecoins

Stablecoins ranked by circulating supply from DefiLlama's free stablecoin dataset: name, symbol, peg currency and type (USD, EUR, JPY, VAR...), peg mechanism (fiat-backed, crypto-backed, algorithmic), current price and U

$0.003

token-allowance

How much of an ERC-20 token a spender contract is approved to move from an owner wallet - the approval check an agent runs before a swap, a bridge, or an x402 transferWithAuthorization flow. Returns the allowance as an e

$0.002

token-balances

ERC-20 balances of one wallet for a NAMED list of token contracts (1-20) - the targeted complement to the full-portfolio wallet-balance tool. One balance read for the whole list plus symbol/decimals per contract (cached

$0.002

token-metadata

Resolve an ERC-20 contract address to its on-chain metadata: symbol, decimals, name, and logo URL where available. Use this to humanize a raw contract address before showing it to a user or before computing fiat values.

$0.001

token-price

Return the current USD spot price for an ERC-20 token, identified by its contract address and network. Sourced from Alchemy's aggregated price feed. Use this for portfolio-value calculations or to denominate a balance in

$0.001

token-price-history

Historical USD price series for a token, by ticker symbol (ETH, BTC, SOL, ...) or by ERC-20 contract + network, at 5-minute (up to 2 days), hourly (up to 30 days) or daily (up to 365 days) resolution. Returns the points

$0.004

tx-receipt

Full receipt for a transaction hash in one call: status, block, from/to, value, gas used vs limit, effective gas price, total fee, tx type, calldata selector, contract created, plus every ERC-20 / ERC-721 / ERC-1155 Tran

$0.003

tx-simulate

Dry-run a prospective smart-contract call or transaction without broadcasting it: executes eth_call and eth_estimateGas against the latest block over the same keyless multi-endpoint public RPC pool as /api/evm-rpc (ether

$0.005

wallet-balance

Look up the native coin balance (ETH/MATIC) plus every ERC-20 holding for a wallet address on Ethereum, Base, Polygon, Arbitrum, or Optimism. Returns clean decimal balances (already scaled by token decimals) plus symbol

$0.002

wallet-transactions

Return the most recent asset transfers (incoming + outgoing) for a wallet address - native coin, ERC-20, ERC-721, ERC-1155 - already merged and sorted newest first. Each row carries the block, tx hash, counterparty, asse

$0.002

data · 105

a2a-card-validate

Validate an A2A (Agent2Agent protocol) Agent Card: required fields, skill shape, transport names, capability flags - spec v0.3 structural core. Returns errors, interop warnings, and a normalized summary (skills, interfac

$0.002

amortization

Build the full per-period amortization schedule for a fully-amortizing loan. Each row reports the period number, payment, the principal vs. interest split for that payment, and the remaining balance after that payment. U

$0.001

annuity

Present and future value of a level annuity (equal periodic payments). Supports an ordinary annuity (payments at period end) and an annuity-due (payments at period start).

$0.001

barcode-decode

Decode a barcode or QR code from an image. Send a base64 PNG or JPEG (or a data: URL); returns the decoded text and the symbology. Reads QR, DataMatrix, and 1D barcodes (EAN/UPC/Code39/Code128/ITF/Codabar). Deterministic

$0.003

barcode-lookup

Look up a product by its UPC/EAN barcode number via Open Food Facts (open data): name, brand, category, quantity, and nutrition grade. Pairs with /api/barcode-decode (image → number → product). ?code=737628064502

$0.005

black-scholes

Price a European option (call or put) with the Black-Scholes-Merton model, plus the greeks (delta, gamma, vega, theta, rho). Continuous dividend yield supported. Greeks are per unit: theta is per year, vega per 1.00 chan

$0.002

bond-price

Price a fixed-coupon bond from its yield to maturity: present-value the coupons plus face. Returns clean price, coupon per period, current yield, and premium/discount vs par.

$0.001

bond-ytm

Solve a bond's yield to maturity from its market price - the annual rate that present-values the coupons plus face to that price. Bracketed bisection root-find.

$0.002

break-even

Break-even point for a product: the units and revenue at which total revenue covers fixed plus variable costs. Also returns contribution margin and margin ratio.

$0.001

brotli-compress

Compress a string with Brotli (RFC 7932) and return it as base64. Brotli typically beats gzip by 15-25% on text - useful when bytes matter (e.g. cramming context into an LLM prompt, fitting under a transport cap). Slower

$0.001

brotli-decompress

Decompress a base64-encoded Brotli payload. Returns the result as utf8 (text) or base64 (binary). Refuses to expand past 10MB to defend against zip bombs.

$0.001

cagr

Compound annual growth rate between a beginning and ending value over N years: (end/begin)^(1/years) - 1. Also returns total growth over the whole period.

$0.001

college-lookup

Look up US colleges by name via the Dept. of Education College Scorecard: state, out-of-state tuition, overall admission rate, and undergraduate size. Live gov data. ?name=Stanford&limit=5

$0.004

company-financials

Key financial metrics (Revenue, Net Income, Operating Income, Total Assets, Liabilities, Equity, EPS, Operating Cash Flow) for a US public company in one call. Returns the latest annual and quarterly values from SEC XBRL

$0.02

compound-interest

Compute future value of a principal under compound interest. Returns future value, total interest earned, and the effective annual rate (APY) given the compounding frequency. Matches Excel's FV(rate, nper, 0, -principal)

$0.002

compress-compare

Run the same input through gzip, brotli, and raw deflate at max settings and report each one's output size and ratio. Use this to decide which algorithm to actually use - the answer depends on your content (binary often

$0.001

correlation

Pearson correlation coefficient between two equal-length numeric series. Returns r (the correlation, -1 to 1), r² (variance explained), n (sample size). Use this to ask things like: is a stock's daily return correlated w

$0.001

country-info

Country facts by name or ISO code: official name, capital, region, currencies, languages, timezones, dialing code, TLD, and more. Committed open dataset (world-countries, ODbL, plus the IANA timezone country map) - offli

$0.002

cpi-yoy

Latest US Consumer Price Index year-over-year inflation rate (headline CPI-U) plus the trailing 12 months of YoY readings - the headline inflation number. Source: FRED CPIAUCSL with pc1 transformation. No params.

$0.015

crypto-global

Global crypto market snapshot: total market cap, total 24h volume, BTC dominance, ETH dominance, active coin count, active exchange count, and 24h market-cap change %. Returned in a chosen vs_currency (default usd). Back

$0.008

crypto-history

Historical price, market cap, and volume time series for a coin. Granularity is automatic per CoinGecko: <=1 day = 5-min bars, 2-90 days = hourly, >90 days = daily. Days: 1, 7, 14, 30, 90, 180, 365, or "max". Returns ali

$0.015

crypto-market

Top N coins by market capitalization with full market snapshot per coin: rank, price, 24h change, 7d change, 24h volume, market cap, circulating supply, and all-time high. Default 10, max 100 per call. Backed by CoinGeck

$0.015

crypto-price

Live crypto prices for one or many coins in any vs_currency (usd, eur, btc, eth, etc). Returns last price, 24h change %, 24h volume, and market cap per coin. The simplest crypto price read - for ranked market-cap tables

$0.010

crypto-trending

Trending coins on CoinGecko in the last 24 hours, ranked by user search activity on the site (currently ~15 results). Includes coin id, symbol, market cap rank, current price (BTC-denominated), and score. Useful signal f

$0.008

date-format

Parse a datetime from any format (ISO 8601, Unix timestamp in seconds or milliseconds, RFC 2822, or natural date string) and return it in every common format: ISO 8601, Unix (seconds), Unix (ms), RFC 2822, date-only, tim

$0.001

device-recalls

Search FDA medical-device recall / enforcement records (openFDA): recalling firm, classification (Class I/II/III), reason, distribution, and dates. Live FDA data, no key. ?q=insulin+pump&limit=5

$0.004

dividend-calendar

Market-wide ex-dividend calendar for a given date - every US-listed company going ex-dividend that day with dividend rate, indicated annual dividend, payment date, and record date. Optional `symbol` filter narrows to one

$0.005

drug-adverse-events

Top reported adverse reactions for a drug from the FDA FAERS database (openFDA), ranked by report count - a fast read on a drug's real-world safety signal. Live FDA data, no key. ?drug=aspirin&limit=10

$0.004

drug-recalls

Search FDA drug recall / enforcement records (openFDA): recalling firm, classification (Class I/II/III), reason, distribution, and dates. Live FDA data, no key. ?q=losartan&limit=5

$0.004

earnings-calendar

Earnings calendar for a given date - every company reporting that day with EPS estimate, EPS actual (if reported), and reporting time slot. Optional `symbol` filter narrows to one ticker. Defaults to today (UTC). Backed

$0.015

earthquakes

Real-time USGS earthquake feed: magnitude, place, time, depth, coordinates. Live government data, no key. ?minMag=4.5&period=day (minMag: significant|4.5|2.5|1.0|all; period: hour|day|week|month).

$0.003

edgar-13f-holdings

Top holdings from an institutional investment manager's most recent 13F-HR filing (managers >$100M AUM file quarterly). Parses the standard SEC informationtable.xml attached to the filing - returns issuer, CUSIP, shares,

$0.025

edgar-company-concept

Full reported history of a single XBRL concept for one company (e.g. quarterly Revenues for Apple). Each datapoint cites the accession number and filing that reported it, so you can trace the number back to a 10-K/10-Q.

$0.015

edgar-company-facts

All XBRL concepts reported by a company. Default returns a compact summary per tag (label, unit, latest value, latest end date) - typically a few hundred KB. Pass tags=Revenues,Assets,NetIncomeLoss to get full time-serie

$0.025

edgar-company-lookup

Resolve a US stock ticker (e.g. AAPL) to its SEC CIK number, the primitive every other EDGAR call needs. Returns CIK in both zero-padded (0000320193) and integer form, plus the registered company name. Backed by SEC's co

$0.005

edgar-filings

Recent SEC filings for a company by ticker or CIK, newest first. Optionally filter by form type (10-K, 10-Q, 8-K, 4, S-1, etc.). Each row links to the primary document on SEC.gov. Source: data.sec.gov/submissions (public

$0.015

edgar-insider-trades

Recent Form 4 insider transactions filed against a company (officer, director, or 10% holder trades). Backed by EDGAR's full-text search (efts.sec.gov) filtered by subject-company CIK - Form 4 is owned by each insider's

$0.015

edgar-recent-ipos

Recently-filed S-1 (initial registration) or 424B4 (final prospectus - actual priced IPO) filings across all US issuers. Default returns S-1 filings (companies preparing to IPO) in the last 30 days; pass form=424B4 for a

$0.015

edgar-search

General-purpose full-text search across every SEC filing since 2001. Find any phrase in any filing - material-weakness language in 10-Ks, going-concern in 10-Qs, "Russia" exposure across all forms. Supports form-type, CI

$0.015

edgar-xbrl-frame

All US public companies that reported a given XBRL tag for a given period, in one call. Killer endpoint for cross-sectional screens: 'every issuer's Revenues for CY2023Q1' or 'every issuer's Assets as of CY2023Q4I (insta

$0.025

effective-annual-rate

Convert a nominal annual rate (APR) compounded m times per year into the effective annual rate (EAR / APY): (1 + apr/m)^m - 1. Set continuous:true for e^apr - 1.

$0.001

fec-candidates

Search US federal election candidates via the FEC: name, party, office (House/Senate/President), state, incumbent/challenger status, and FEC candidate ID. Live gov data. ?q=warren&limit=5

$0.004

fed-funds

Current effective federal funds rate plus a trailing N-day series. Source: FRED DFF (Board of Governors). ?days=30 (1-365, default 30).

$0.010

federal-awards

Search US federal contract awards via USAspending.gov by keyword: recipient, award amount, awarding agency, and description - largest awards first. Live gov data, no key. ?q=Lockheed&limit=5

$0.005

fema-disasters

Recent FEMA disaster declarations for a US state (openFEMA): title, incident type, declaration type, and date - the federal emergency picture by state, de-duplicated by disaster. Live gov data, no key. ?state=CA&limit=5

$0.004

food-recalls

Search FDA food recall / enforcement records (openFDA): recalling firm, classification, reason (allergen, contamination, etc.), distribution, and dates. Live FDA data, no key. ?q=peanut&limit=5

$0.004

forecast-eval

Backtest a forecasting method on the input series by holding out the last `testSize` observations, forecasting them, and computing MAPE (mean absolute percentage error) + RMSE (root mean squared error). Lets an agent pic

$0.001

forecast-holt

Holt's linear trend method - level + trend (no seasonality). Two smoothing parameters: alpha (level) and beta (trend). Forecast extrapolates as a straight line from the last fitted level along the last fitted trend, so i

$0.001

forecast-holt-winters

Holt-Winters triple exponential smoothing - level + trend + seasonal component. Use for series with a repeating cycle (weekly retail traffic, monthly utility usage, quarterly revenue). Additive seasonality (constant ampl

$0.001

forecast-naive

Three textbook baseline forecasts: mean (forecast = average of history), naive (forecast = last value), drift (linear extrapolation from first to last point). Use as a sanity floor - any sophisticated method (SES, Holt,

$0.001

forecast-ses

Simple exponential smoothing (SES) - level-only forecast for series without trend or seasonality. Higher alpha (closer to 1) tracks recent values aggressively; lower alpha (closer to 0) smooths through noise. Default alp

$0.001

fred-release-calendar

Upcoming and very-recent US economic data release dates - CPI, employment, GDP, FOMC minutes, Treasury auctions, etc. Useful for scheduling agents around event-driven moves. ?days=14 (default 14, range 1-90). This produc

$0.005

fred-release-observations

Bulk-fetch observations for every series in a FRED release in one call. Use it to grab an entire economic report (jobs report, CPI report, GDP release) without enumerating constituent series IDs first. Returns paginated;

$0.025

fred-search

Full-text search across FRED's ~800,000 economic time series. Returns series IDs (use with /api/fred-series), titles, frequency, units, and a popularity score. ?q=unemployment+rate&limit=10 This product uses the FRED(R)

$0.005

fred-series

Fetch any of FRED's ~800,000 economic time series by series ID - GDP (GDPC1), CPI (CPIAUCSL), unemployment (UNRATE), fed funds (DFF), and so on. Supports date windowing and the standard FRED units transformations (lin, c

$0.015

fred-series-info

Metadata for a FRED series: title, frequency, units, seasonal adjustment, observation date range, and popularity. Use before /api/fred-series to confirm the series fits your needs. ?seriesId=UNRATE This product uses the

$0.005

fx-dashboard

Snapshot of all G10 spot exchange rates quoted against USD (EUR, GBP, JPY, CHF, CAD, AUD, NZD, SEK, NOK) using ECB reference rates. Includes the USD-strength index (simple geometric mean of inverse rates). No params.

$0.015

fx-historical

Historical foreign-exchange rate for a specific date using European Central Bank reference rates (via Frankfurter). Returns the rate that was published on (or rolled forward to) the requested date. ?from=USD&to=EUR&date=

$0.003

fx-rate

Live currency conversion using European Central Bank reference rates (via Frankfurter). Converts an amount between two currencies and returns the rate and date. ?from=USD&to=EUR&amount=100

$0.003

fx-timeseries

Daily FX rates between two currencies across a date window using European Central Bank reference rates (via Frankfurter). ?from=USD&to=EUR&startDate=2024-01-02&endDate=2024-01-31

$0.010

geo-lookup

Resolve a US latitude/longitude to its county, state, and census block FIPS via the FCC Area API - the geographic context agents need for any coordinate. Live gov data, no key. ?lat=34.0522&lon=-118.2437

$0.003

geocode

Resolve a free-form address or place name to coordinates: lat/lon, display name, bounding box, place type. OpenStreetMap/Nominatim, no key. ?q=1600+Pennsylvania+Ave+Washington+DC&limit=1.

$0.003

github-repo

Enrich a public GitHub repository: stars, forks, watchers, open issues, license, topics, primary language plus the full language byte mix with percentages, created/last-push timestamps, default branch, archived/fork flag

$0.005

gov-data

Search 300,000+ US government datasets on catalog.data.gov (Catalog API): titles, publishing org, formats, and direct resource URLs - the index agents need before fetching public data. ?q=electric+vehicles&rows=5.

$0.003

gunzip

Decompress a base64-encoded gzip payload. Returns the result as utf8 (text) or base64 (binary). Refuses to expand past 10MB to defend against zip bombs.

$0.001

gzip

Compress a string with gzip (RFC 1952) and return it as base64. Reports input bytes, output bytes, and the compression ratio so you can decide if it was worth doing. Input can be plain text (utf8) or already-binary conte

$0.001

image-ocr

Extract text from an image (PNG/JPEG): returns the full text, overall confidence (0-100), and per-line bounding boxes. Send either {image: base64} or {url: 'https://…'}. Pure-CPU Tesseract via tesseract.js - no upstream

$0.01

ipo-report

A deterministic digest of the IPO pipeline for a window: every 424B4 final prospectus and every S-1/F-1 registration from SEC EDGAR, each filer classified from its own submissions index as a first-time registrant (an IPO

$0.05

irr

Compute the internal rate of return (IRR) of a cashflow stream - the discount rate at which NPV = 0. Index 0 is treated as t=0 (typically the negative initial investment); indices 1..n are inflows in subsequent periods.

$0.001

json-validate

Validate a JSON document against a JSON Schema (draft-07 subset) and get the list of violations. Supports type, required, properties, items, enum, const, min/max, length, pattern, format, anyOf/allOf/oneOf/not, additiona

$0.002

lei-lookup

Look up a legal entity in the official GLEIF registry. Pass a 20-character LEI for the full record - legal name, jurisdiction, legal form, addresses, registration status, and the reported direct + ultimate parent entitie

$0.01

linear-regression

Fit a least-squares line y = slope·x + intercept to two equal-length series. Returns slope, intercept, r² (variance explained), and optionally predicted y values for new x inputs - useful for trend extrapolation (e.g. pr

$0.001

loan-payment

Compute the monthly (or per-period) payment on a fully-amortizing loan: mortgage, auto, student loan, business loan. Returns the periodic payment, total paid over the term, and total interest. Matches Excel's PMT(rate, n

$0.001

moving-average

Compute simple (SMA) and exponential (EMA) moving averages over a numeric series. Returns one value per input position - the first (window-1) SMA values are null since there isn't enough history. EMA uses the standard al

$0.001

npv

Compute the net present value of a stream of cashflows at a given discount rate. Index 0 is treated as t=0 (today, not discounted); indices 1..n are discounted by (1+rate)^t. Matches Excel's NPV but with the conventional

$0.001

options-chain

Option chain for a US-listed ticker: all listed expiration dates, the strike ladder, and per-contract bid/ask/last/volume/open-interest/implied-volatility for calls and puts at one expiry (nearest by default, or pass `ex

$0.005

outliers

Flag outliers in a numeric series using either the IQR rule (Tukey fences at 1.5·IQR - robust, default) or z-score (|z| > threshold - assumes normality). Returns the outlier values + their indices + the thresholds used s

$0.001

place-search

Search OpenStreetMap for places by keyword, optionally restricted to a bounding box or country. Returns ranked hits with coordinates and place type - e.g. coffee shops in a city, airports in a region. ?q=coffee&viewbox=-

$0.003

premarket-quote

Extended-hours quote for a US-listed ticker: latest traded price including pre-market and after-hours sessions, which session it printed in (pre / regular / post / closed), change vs. the last regular-session price, and

$0.003

reverse-geocode

Resolve a lat/lon to a structured postal address: road, house number, city, state, postcode, country (with ISO code). OpenStreetMap/Nominatim, no key. ?lat=38.8977&lon=-77.0365.

$0.002

sahm-rule

Real-time Sahm Rule recession indicator from FRED (SAHMREALTIME series). The Sahm Rule triggers when the 3-month moving average of US unemployment rises ≥0.50 percentage points above its prior-12-month low - historically

$0.015

sharpe-ratio

Risk-adjusted return: (mean return - risk-free rate) / sample standard deviation of returns (n-1). Pass periodsPerYear to also get the annualized ratio (× sqrt(periodsPerYear)).

$0.001

stats-summary

Compute the full descriptive-stats panel for an array of numbers in one call: count, sum, mean, median, mode, stddev (sample), variance, min, max, range, q1, q3, IQR. Beats calling 12 separate tools when you already have

$0.001

stock-dividends

Dividend and stock-split history for a ticker: every cash dividend (ex-date + amount) and split (date + ratio) over a configurable range (default 5y, up to max). Empty arrays for non-payers - a valid answer, not an error

$0.003

stock-history

Historical OHLCV bars for a symbol. Configurable interval (1m, 5m, 15m, 30m, 60m, 1d, 1wk, 1mo, 3mo) and range (1d, 5d, 1mo, 3mo, 6mo, 1y, 2y, 5y, 10y, ytd, max). Intraday intervals are limited by Yahoo to ~60 days of da

$0.015

stock-quote

Live stock/index/FX/crypto quote: last price, day range, 52-week range, previous close, currency, exchange, and a relative change vs. previous close, as clean JSON. The single-symbol NOW read - for OHLC time series use s

$0.001

timezone-convert

Convert a datetime from one IANA timezone to another. Accepts ISO 8601, Unix timestamps (seconds or milliseconds), or natural date strings. Returns the converted time in both timezones with UTC offset. ?datetime=2026-06-

$0.001

treasury-avg-rates

Latest average interest rates the US Treasury is paying by security type (Bills, Notes, Bonds, TIPS, FRNs, marketable vs non-marketable). Public domain, no key. No params - returns the most recent reporting month.

$0.010

treasury-debt

Most recent total US public debt outstanding (the headline national-debt number, daily) from the Treasury "Debt to the Penny" feed. Public domain, no key. No params.

$0.005

treasury-yield-curve

Latest US Treasury daily constant-maturity yields (1mo, 3mo, 6mo, 1y, 2y, 3y, 5y, 7y, 10y, 20y, 30y) as clean JSON. Source: FRED DGS* series (St. Louis Fed), public domain, no key. No params - always returns the most rec

$0.010

treasury-yield-history

Last N business days of US Treasury constant-maturity yields, oldest→newest. Source: FRED DGS* series (St. Louis Fed), public domain. ?days=30 (1-250, default 30).

$0.015

unemployment-rate

Latest US unemployment rate plus a trailing N-month series for trend. Source: FRED UNRATE (Bureau of Labor Statistics). ?months=12 (1-120, default 12).

$0.010

vehicle-recalls

NHTSA safety recalls for a vehicle by make/model/year: campaign number, affected component, summary, consequence, and remedy. Live gov data, no key. ?make=honda&model=accord&year=2019

$0.004

vin-decode

Decode a vehicle VIN via NHTSA vPIC: make, model, year, trim, body class, engine, fuel, plant, and vehicle type. Accepts full or partial VINs (partial needs modelYear). Live gov data, no key. ?vin=1HGCM82633A004352

$0.004

weather-air-quality

Current air quality index and pollutant concentrations for any location: US AQI, PM2.5, PM10, ozone, NO2, SO2, CO. Open-Meteo air quality API, no key, global. ?lat=28.61&lon=77.23.

$0.003

weather-alerts

Active National Weather Service alerts for a US state as clean JSON: event, severity, headline, affected areas, onset/expiry. Live government data, no key. ?area=CA.

$0.003

weather-current

Current weather conditions for any location on Earth: temperature, feels-like, humidity, wind speed/direction/gusts, precipitation, cloud cover, pressure, and human-readable condition. Open-Meteo, no key, global. ?lat=48

$0.003

weather-daily

7-day daily weather forecast for any location: high/low temp, precipitation sum and probability, max wind, UV index, sunrise/sunset. Open-Meteo, no key, global. ?lat=35.68&lon=139.69.

$0.003

weather-forecast

Multi-period weather forecast for a US location from api.weather.gov (NWS, public domain). Give latitude and longitude; returns the place plus upcoming forecast periods (temp, wind, conditions). US coverage only. ?lat=40

$0.001

weather-history

Historical daily weather for any location and date range (up to 1 year): high/low temp, precipitation, wind, conditions. Open-Meteo archive, no key, global. Data from 1940 to 5 days ago. ?lat=51.51&lon=-0.13&start=2025-0

$0.002

weather-hourly

48-hour hourly weather forecast for any location: temperature, precipitation probability and amount, wind, cloud cover, humidity. Open-Meteo, no key, global. ?lat=-33.87&lon=151.21.

$0.003

wikidata-entity

Company/person/organization facts from Wikidata. Pass an entity id (e.g. Q312 for Apple Inc.) for the enrichment record - label, description, aliases, and a curated fact set (inception, HQ location, country, industry, fo

$0.005

world-bank-indicator

Fetch a World Bank indicator time series for a country (e.g. GDP, inflation, unemployment, population). Open data, no key. ?country=US&indicator=NY.GDP.MKTP.CD&startYear=2018&endYear=2022

$0.010

world-bank-search

Search the World Bank indicator catalog (1,400+ indicators across GDP, demographics, health, environment, education, etc.) by keyword. Returns indicator codes you can feed into /api/world-bank-indicator. ?q=inflation&row

$0.005

yield-curve-spread

Derived 2s10s and 3m10y Treasury yield-curve spreads (in basis points) plus a boolean recession-signal flag when the curve is inverted. Source: FRED constant-maturity yields (public domain). No params.

$0.015

date-time · 5

day-of-year

Get the day number within the year (1-366) for any date, plus days remaining, leap-year status, percent of year complete, and a simple (Sunday-start) week number.

$0.001

easter-date

Compute the date of Easter Sunday for a given year using the Anonymous Gregorian algorithm (Meeus/Jones/Butcher). Also returns Good Friday, Ash Wednesday, Palm Sunday, Pentecost, and the day-of-year for Easter.

$0.001

epoch-convert

Convert between Unix epoch timestamps and ISO 8601 date strings in both directions. Provide either an epoch (seconds or milliseconds) or an ISO date string. Returns both representations plus UTC and date components.

$0.001

iso-week

Get the ISO 8601 week number, ISO day-of-week, quarter, and day-of-year for any date. Useful for fiscal/reporting calendars, weekly aggregations, and sprint planning.

$0.001

leap-year

Check whether a year is a leap year and get related info: days in that year, the next and previous leap years, and the Gregorian leap-year rule.

$0.001

encoding · 14

base32

Base32 (RFC 4648) encode or decode text. mode: encode (default) or decode.

$0.001

base58

Base58 encode or decode text (Bitcoin/IPFS alphabet). mode: encode (default) or decode.

$0.001

base64

Base64 encode or decode text. mode: encode (default) or decode. Handles URL-safe base64 on decode.

$0.001

crc32

CRC-32 checksum of a text string (hex), the IEEE polynomial used by zip/png/gzip.

$0.001

hash

Cryptographic hash of a text string. Algorithms: sha256 (default), sha512, sha1, md5. Returns hex and base64 digests.

$0.001

hex

Hex encode or decode text. mode: encode (default) or decode.

$0.001

hmac

HMAC signature of a message with a shared key. Algorithms: sha256 (default), sha512, sha1. Returns hex and base64.

$0.001

html-entities

Encode text to HTML entities or decode them back. mode: encode (default) or decode.

$0.001

jwt-decode

Decode a JWT without verification: header, payload, expiry status, and time remaining. (Decoding only - signatures are NOT verified.)

$0.001

jwt-verify

Verify an HS256/384/512 JWT signature against a secret and check expiry. Returns valid + decoded payload. (HMAC algorithms only.)

$0.002

morse

Encode text to Morse code or decode it back. mode: encode (default) or decode. Words separated by ' / '.

$0.001

rot13

Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.

$0.001

totp

Compute the current TOTP code (RFC 6238, 30s period, SHA-1, 6 digits) from a base32 secret. Useful for agents that must complete 2FA flows they are authorized for.

$0.002

url-code

Percent-encode or decode a string for URLs. mode: encode (default) or decode. component: true (default) uses encodeURIComponent semantics.

$0.001

identifiers · 5

password

Generate cryptographically random passwords. ?length=8..128 (default 24), ?symbols=true|false (default true), ?count=1..20.

$0.001

Generate a QR code PNG from any text or URL. ?text=…&size=256 (128-1024).

$0.002

random

Cryptographically secure randomness. ?bytes=1..1024 returns hex; or ?min=&max= returns a uniform integer; ?count=1..100.

$0.001

ulid

Generate ULIDs (sortable, timestamp-prefixed identifiers). ?count=1..100.

$0.001

uuid

Generate UUIDs. ?version=4 (default, random) or 7 (time-ordered), ?count=1..100.

$0.001

llm · 44

domain-audit

Hand over a domain and get one graded security & email-deliverability audit: SPF, DMARC, DKIM and MX (why your mail lands in spam), the web security headers, and the TLS certificate - every finding from a live probe, wit

$0.60

domain-audit-pro

The deeper tier: everything in the standard audit plus the attack surface from Certificate Transparency logs (subdomains), the detected tech stack, and domain registration, in a longer graded report with a fuller remedia

$0.85

dossier

Hand over a ticker and get one due-diligence dossier back. Pulls the company's SEC EDGAR filings (10-K / 10-Q / 8-K) and Form 4 insider trades, a live quote, and grounded web research on recent developments and risks, th

$0.85

dossier-max

The exhaustive due-diligence tier: more filings, a full year of Form 4 insider activity, wider web research (up to 8 angles), the widest source set, and a ~2,800-word cited dossier with a full source table. For a decisio

$1.10

filing-report

Name a US ticker and get one cited report on what the company just filed with the SEC: every filing in EDGAR's index for the window (8-K, 10-Q, 10-K, S-1, 424B4, DEF 14A and the rest, minus any form you exclude), the pri

$0.85

fund-report

Hand over an institutional manager (a fund name like "Berkshire Hathaway", a ticker, or a SEC CIK) and get one cited report on what they hold and what they BOUGHT, ADDED, TRIMMED, and EXITED last quarter - diffed from th

$0.60

fund-report-max

The deep tier: the full holdings table, wider quarter-over-quarter change analysis, more grounded web research, and a longer cited report on the manager's positioning. USDC or card (Stripe). Not cached.

$0.85

insider-report

Name a US ticker and get one cited insider-flow report: every Form 4 against the company in the window with the actual transactions parsed from the filings - open-market buys and sales (who, when, how much, at what price

$0.60

linkedin-article

Hand over a topic and get a publish-ready LinkedIn article back: grounded web research with cited sources, three headline options, a hook-first body under subheads with facts linked to their sources, key takeaways, a com

$1.10

market-brief

Name a market, category or company and get one cited MARKET / COMPETITOR BRIEF: how the market is defined and sized, the key players and what each offers, pricing, recent moves, how they differ, risks and a bottom line -

$0.85

recall-report

Name a drug, food, ingredient, brand or medical device and get one cited FDA recall report: every matching enforcement record across the drug, food and device feeds (firm, class I/II/III, status, reason, distribution, da

$0.60

research

Hand over a whole research question and get one cited report back. The gateway plans sub-questions, runs multiple live web searches, reranks the sources by relevance, and synthesizes a ~1,500-word report with inline [n]

$0.60

research-max

The exhaustive tier: up to a dozen sub-questions and grounded searches, the widest reranked source set, premium synthesis into a ~2,800-word cited report with a full source table. Our most thorough single-call research r

$1.10

research-pro

The deeper research tier: more sub-questions, more grounded searches, wider reranked source set, and a premium (Claude Opus class) synthesis into a ~2,200-word cited report with structured findings. For questions worth a

$0.85

ticker-pack

One ticker, one purchase, the full picture. Runs the company due-diligence dossier (SEC filings, XBRL financials, grounded web research), the Form 4 insider-flow report with the actual transactions parsed, and a 13F inst

$2.00

token-brief

Hand over a Solana SPL mint address and get one cited due-diligence brief: what the token is, whether the mint and freeze authorities are still live, how deep and how locked the liquidity is (pools, lockers, unlock dates

$0.60

token-risk

Hand over a token contract address (and chain) and get one evidence-based on-chain risk report: whether the source is verified, holder concentration (top-1 / top-10 share of supply, distinguishing pools/contracts from wa

$0.60

token-risk-pro

The deeper tier: everything in the standard report plus a deterministic static-pattern scan of the verified source (tx.origin auth, delegatecall, selfdestruct, unchecked calls, reentrancy surface, etc. - heuristic triage

$0.85

v1-chat

OpenAI-compatible chat completions over x402 - point any OpenAI SDK at base_url https://agent402.tools/v1 and pay per call in USDC (Base, Solana, Polygon, Arbitrum, Stellar), no API key, no signup. Budget/mid models: gpt

$0.02

v1-chat-auto

OpenAI-compatible chat completions with server-side model choice: omit "model" (or send "auto") and the gateway routes the prompt to the top-ranked model for its task type (code / reasoning / long-context / general) from

$0.01

v1-chat-auto-messages

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/auto and pay $0.01 per call in USDC, no API key, no signup. Same models, caps and price as

$0.01

v1-chat-auto-responses

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/auto and pay $0.01 per call in USDC, no API key, no signup. Same models, caps an

$0.01

v1-chat-grounded

OpenAI-compatible chat completions GROUNDED in a live web search on every call: the gateway runs an Exa search (up to 5 results) for the prompt, hands the results to the model, and returns the answer with url_citation an

$0.03

v1-chat-messages

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1 and pay $0.02 per call in USDC, no API key, no signup. Same models, caps and price as this

$0.02

v1-chat-metered

OpenAI-compatible chat completions billed per request from what the call costs: the 402 quotes exact-BPE input plus your max_tokens at the model's list price, times 1.15, from $0.001 up to a $2 per-call cap. Any model fr

$0.001

v1-chat-metered-messages

Anthropic Messages API billed per request from what the call costs: the 402 quotes exact-BPE input (system + messages + tools) plus your max_tokens at the model's list price, times 1.15, from $0.001 up to a $2 per-call c

$0.001

v1-chat-metered-responses

OpenAI Responses API billed per request from what the call costs: the 402 quotes exact-BPE input (instructions + input items + tools) plus your max_output_tokens at the model's list price, times 1.15, never under $0.001;

$0.001

v1-chat-nano

OpenAI-compatible chat completions, nano tier: gpt-4.1-nano, gpt-5-nano, gemini flash-lite, small llama/ministral/qwen, deepseek-chat - $0.003 per call in USDC over x402, priced for high-frequency agent loops. Same wire

$0.003

v1-chat-nano-messages

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/nano and pay $0.003 per call in USDC, no API key, no signup. Same models, caps and price a

$0.003

v1-chat-nano-responses

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/nano and pay $0.003 per call in USDC, no API key, no signup. Same models, caps a

$0.003

v1-chat-ox

OpenAI-compatible chat completions served by Ox Alpha (stealth/ox-alpha), a reasoning model with a 1,048,576-token context window. FREE TO USE while the model's own upstream is free: add ?trial=1 and no wallet, key or si

$0.002

v1-chat-premium

OpenAI-compatible chat completions, premium tier: gpt-5, o3/o4, claude opus - paid per call in USDC over x402. Same wire format as /v1/chat/completions with the largest caps (64k chars in, 8192 tokens out).

$0.50

v1-chat-premium-messages

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/premium and pay $0.50 per call in USDC, no API key, no signup. Same models, caps and price

$0.50

v1-chat-premium-responses

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/premium and pay $0.50 per call in USDC, no API key, no signup. Same models, caps

$0.50

v1-chat-pro

OpenAI-compatible chat completions, pro tier: gpt-4o, gpt-4.1, claude sonnet, gemini pro, grok - paid per call in USDC over x402. Same wire format as /v1/chat/completions with higher input/output caps (48k chars in, 4096

$0.10

v1-chat-pro-messages

Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/pro and pay $0.10 per call in USDC, no API key, no signup. Same models, caps and price as

$0.10

v1-chat-pro-responses

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/pro and pay $0.10 per call in USDC, no API key, no signup. Same models, caps and

$0.10

v1-chat-responses

OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1 and pay $0.02 per call in USDC, no API key, no signup. Same models, caps and pri

$0.02

v1-embeddings

OpenAI-compatible text embeddings over x402 - point any OpenAI SDK at base_url https://agent402.tools/v1 and pay $0.002 per call in USDC, no API key, no signup. Batch up to 64 inputs / 16k chars per request; text-embeddi

$0.002

v1-images

OpenAI-compatible image generation over x402 - point any OpenAI SDK's images.generate() at base_url https://agent402.tools/v1 and pay $0.08 per image in USDC, no API key, no signup. Served by Gemini 2.5 Flash Image (nano

$0.080

v1-images-fast

Budget text-to-image over x402 - OpenAI images wire (prompt in, inline base64 out) at $0.02 per picture, a quarter of the flagship /v1/images/generations price. Served by FLUX.2 Klein 4B (about 2 seconds per image, 1024x

$0.020

v1-images-pro

Higher-fidelity text-to-image over x402 - OpenAI images wire (prompt in, inline base64 out) at $0.05 per picture. Served by FLUX.2 Pro (about 9 seconds per image, 1024x1024 JPEG) with Qwen Image 3 at 1K as the failover.

$0.050

v1-rerank

Rerank documents against a query over x402 - the Cohere /rerank wire ({query, documents[], top_n} -> results with relevance_score), served by cohere/rerank-v3.5, $0.002 per call in USDC, no API key, no signup. Up to 50 d

$0.002

v1-videos

Text-to-video over x402 - one silent 4-second 720p clip (MP4, inline base64) for a flat $0.20, served by Veo 3.1 Lite. Choose aspect_ratio 16:9 (default) or 9:16; duration, resolution and audio are fixed so the price is.

$0.200

math · 8

calc

Safely evaluate an arithmetic expression (+ - * / % ^ and parentheses). No code execution - a real parser, not eval.

$0.002

cidr

Parse an IPv4 CIDR block: network address, broadcast, first/last host, netmask, and host count. Optionally test if an IP is inside it.

$0.002

finance

Financial math. op: "compound" (future value of principal at a rate) or "loan" (monthly payment + total for a loan).

$0.005

geo-distance

Great-circle distance between two latitude/longitude points using the haversine formula. Returns kilometers and miles. Deterministic.

$0.001

number-format

Format a number: thousands separators, fixed decimals, optional currency, or compact (1.2K / 3.4M).

$0.001

percentage

Percentage helper. op: "of" (a% of b), "change" (% change a→b), "ratio" (a is what % of b).

$0.001

stats

Descriptive statistics for an array of numbers: count, sum, mean, median, mode, min, max, range, variance, stddev, and percentiles.

$0.001

unit-convert

Convert a value between units of length, mass, temperature, volume, area, speed, time, data, pressure, energy, power, angle, frequency - every unit the retired convert-* endpoints handled (e.g. miles, kilograms, us-gallo

$0.001

memory · 11

memory-cas

Atomically write (or release) a key only if its current value equals `expected` - the coordination primitive for distributed locks and optimistic concurrency across agents. Acquire a lock: expected=null + a value + ttlSe

$0.001

memory-forget

Delete a remembered document by id from the recall store.

$0.001

memory-grant

Share your namespace with another wallet so different agents can coordinate through it. Grant read or readwrite access to a grantee wallet, optionally with a TTL. This is the cross-agent sharing a single agent cannot pro

$0.002

memory-grants

List the wallets you've granted access to your namespace, with their mode and expiry.

$0.001

memory-incr

Atomically increment (or decrement) a numeric key and return the new value - a coordination primitive for counters, locks, and rate budgets shared across agents. Creates the key at 0 if absent.

$0.001

memory-log

Tamper-evident history of every change to a namespace - an append-only, hash-chained audit log the server attests to (provenance an agent can't forge for itself). ?owner=0x… reads a granted namespace.

$0.001

memory-read

Read from a wallet-scoped namespace. ?key=… returns the stored value; omit key to list keys. The read half of memory-write's exact-key store - for similarity retrieval over remembered text use memory-recall. Reads your o

$0.001

memory-recall

Recall remembered text by similarity to a query (ranked by cosine similarity), not by exact key. Returns the top-k matches with scores. The retrieval half of the wallet-scoped semantic memory.

$0.002

memory-remember

Store a piece of text for later similarity recall - a per-wallet semantic index an agent cannot host in-session. Returns an id. Prefer memory-write for structured state you will look up by exact key; this pair is for fuz

$0.003

memory-revoke

Revoke a previously granted wallet's access to your namespace.

$0.001

memory-write

Persistent key-value memory for agents, scoped to the paying wallet. Your x402 payment IS your authentication: the wallet that pays owns the namespace. No signup, no API keys. Exact-key storage for structured state - whe

$0.002

network · 18

a2a-card-fetch

Discover and fetch a site's A2A (Agent2Agent protocol) Agent Card - tries /.well-known/agent-card.json then /.well-known/agent.json (or fetches a direct .json URL as-is) - and validate it against the spec v0.3 structural

$0.005

asn-info

Look up the Autonomous System (ASN), prefix, country, registry, and allocation date for an IPv4 address - or for a hostname (which is resolved first). Uses Team Cymru's free DNS-based IP→ASN mapping; no HTTPS upstream, n

$0.003

cert-transparency

Search public Certificate Transparency logs (via crt.sh) for every cert issued to a domain. Returns the cert list plus a deduped subdomain set extracted from the SANs - the fastest way to enumerate subdomains for a secur

$0.005

dkim-lookup

Fetch and parse a DKIM public-key record at <selector>._domainkey.<domain> (RFC 6376). Returns the parsed key params (algorithm, length, flags) so you can verify rotation status or key strength. Caller must know the sele

$0.003

dmarc-check

Fetch and validate a domain's DMARC policy at _dmarc.<domain> (RFC 7489). Surfaces the enforcement policy (none/quarantine/reject), reporting addresses, alignment modes, and common misconfigs (no rua, p=none stuck for mo

$0.001

dns

DNS lookup for a domain. Supported record types: A, AAAA, MX, TXT, NS, CNAME.

$0.001

dns-lookup

Resolve any DNS record type for a host: A, AAAA, MX, TXT, CNAME, NS, SOA, CAA, SRV, PTR. Returns the records plus a count. Built on Node's native resolver - no external API.

$0.005

dns-propagation

Resolve the same DNS record against 4 public resolvers (Google, Cloudflare, Quad9, OpenDNS) in parallel; surface divergences. The first call you make after a DNS change - confirms the world sees what you intended.

$0.003

email-deliverability

End-to-end email-auth report for a domain: SPF + DMARC + DKIM (probes common selectors automatically) + MX records + score 0–100. The one call to make when 'why is our mail going to spam?' lands in your inbox.

$0.005

gravatar-check

Check whether an email address has a Gravatar: hashes the normalized email (MD5, pure CPU - the raw address is never sent upstream), probes gravatar.com for an avatar, and fetches the public profile when one exists (disp

$0.002

http-check

Check any public URL: status code, latency, final URL after redirects, and response headers. The uptime primitive for agent monitors.

$0.003

http-headers

Fetch a URL and return every response header plus a security analysis: HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, COOP/CORP/COEP. Scores 0–100 by presence, flags weak HSTS, a

$0.003

robots-check

Fetch a site's robots.txt and answer: may this user-agent crawl this path? Returns the matched rule and all declared sitemaps.

$0.001

sitemap

Fetch and parse a sitemap.xml (or sitemap index): returns up to 500 URLs with lastmod, or the child sitemaps of an index.

$0.003

spf-check

Fetch and validate a domain's SPF record (RFC 7208). Parses mechanisms (ip4/ip6/include/a/mx/all), counts DNS lookups against the famous 10-lookup limit, and flags the qualifier on `all` (-/fail, ~/softfail, ?/neutral).

$0.001

tech-stack

Detect the technology stack of a public website: CDN, web server, language/runtime, frontend framework (Next.js, Nuxt, SvelteKit, Remix, Astro, React, Vue, Angular), CMS (WordPress, Drupal, Ghost, Shopify, Wix, Squarespa

$0.005

tls-cert

Inspect the TLS certificate of any public host: subject, issuer, validity window, days remaining, SANs, and SHA-256 fingerprint.

$0.001

whois

Domain registration data via RDAP (the structured WHOIS successor): registrar, creation/expiry dates, status, nameservers.

$0.005

payments · 17

b20-activation-check

Is B20 live on Base mainnet? Queries the Activation Registry precompile for base.b20_asset and base.b20_stablecoin (or a custom feature id). Honest pre-launch too: reports not-activated until the registry flips. ?feature

$0.002

b20-feature-id

Pure-CPU helper: turn a B20 feature string (e.g. base.b20_asset) into its bytes32 feature id and ready-to-send isActivated(bytes32) calldata for the Activation Registry. No network egress.

$0.001

b20-memos

Payment memos attached to B20 transfers: pairs each Memo(address,bytes32) log with its Transfer at the previous log index (same tx, same token). Give a tx hash for one transaction, or scan a block window. Returns memoHex

$0.005

b20-new-tokens

Recently deployed B20 tokens on Base: scans the factory's B20Created logs over a block window, locates each new token by its 0xB200 address prefix, and enriches it with live name/symbol/decimals eth_calls. ?blocks=50000&

$0.005

b20-token-info

ERC-20 metadata plus B20 signals for any Base address: name, symbol, decimals, total supply, best-effort paused/cap, bytecode size, and whether the address carries the factory-issued 0xB200 prefix. Works on plain ERC-20s

$0.005

b20-verify

Boolean verdict with reasons: is this address a real factory-issued B20 on Base? Checks the 0xB200 address prefix, ERC-20 readability, and whether the B20 feature set is activated on the registry. ?address=0x…

$0.005

ens-resolve

Resolve an ENS name (e.g. vitalik.eth) to its Ethereum address - so an agent can turn a human-readable recipient into a payable address. Read-only on Ethereum mainnet. ?name=vitalik.eth

$0.001

gas-estimate

Current gas price (gwei and wei) on Base, Polygon, Arbitrum, Optimism, Ethereum, Monad, Celo, Avalanche, Sei, or Robinhood Chain - for an agent budgeting a transaction. Read-only. ?network=base

$0.002

my-usage

Your own purchase history, keyed to the wallet that pays for the call - no wallet parameter, no signup: the x402 payment IS the identity, so nobody can read another wallet's profile. Returns totals, per-tool counts, per-

$0.005

transfer-authorization

Build the EIP-3009 transferWithAuthorization typed data for a gasless USDC transfer on Base/Polygon/Arbitrum/Optimism/Ethereum/Monad/Celo/Avalanche/Sei - the exact EIP-712 object an agent signs with its OWN key to author

$0.003

tx-status

Check the confirmation status of a transaction by hash on Base/Polygon/Arbitrum/Optimism/Ethereum/Monad/Celo/Avalanche/Sei/Robinhood Chain: success / failed / pending / not found, with block, from, to, gas used. Read-onl

$0.001

usdc-balance

Read the USDC balance of any address on Base, Polygon, Arbitrum, Optimism, Ethereum, Monad, Celo, Avalanche, or Sei. Read-only on-chain call. The minimal single-token read for payment flows - for EVERY token a wallet hol

$0.003

x402-audit

Grade any x402 seller's payment-security posture from the outside - a read-only black-box check mapped to the 'Five Attacks on x402' failure modes. Probes the URL's 402 challenge (never pays) and scores TLS transport, ga

$0.01

x402-market-pulse

Live cross-provider x402 market sentiment. topProviders: the top x402 sellers ecosystem-wide, ranked by REAL on-chain activity (Agent402 included and flagged isSelf:true). Pick the lens with sort: 'usd' (revenue, default

$0.01

x402-quote

Probe any URL and decode its HTTP 402 payment requirements (price, asset, network, pay-to) into clean JSON - what an agent needs to decide whether/how to pay. Read-only; does not pay. ?url=https://api.example.com/paid&me

$0.002

x402-trending

Momentum radar for the x402 seller ecosystem - which sellers are heating up, graded for wash-trade resistance. Reads the hourly on-chain leaderboard (real Base USDC settlements) and adds per-seller signals the raw board

$0.005

x402-verify

Confirm a USDC payment actually settled: given a tx hash (and network), returns whether it succeeded and the USDC transfers it contains (from, to, amount). Optionally check it paid a specific address at least a minimum a

$0.004

research · 3

bestsellers

What agents actually pay for on a 500+ tool x402 catalog - the paid intelligence layer over Agent402's own sales ledger, the one demand signal that never reaches the chain (settlements are on-chain; WHICH tool was bought

$0.005

demand-radar

What agents want that no one is serving yet - the paid intelligence layer over Agent402's agent-demand board, for x402 sellers deciding what to build next. Ranks the aggregated wish clusters (searches that found nothing

$0.005

research-company

One-shot company research dossier for a US-listed ticker: recent 10-K / 10-Q / 8-K filings, Form 4 insider trades (last 90 days), live stock quote, and recent news headlines - all merged into a single deterministic JSON

$0.10

skill-pack · 74

skill-any-to-markdown

Bundled execution of the Convert anything to markdown workflow - Convert anything at a URL - HTML, PDF, or an image - to clean markdown. The 'I have a URL but it might be any content-type, give me markdown either way' wo

$0.20

skill-api-health

Bundled execution of the API health check workflow - Is this API endpoint healthy? Liveness check, response headers, and TLS certificate status in one pass. One x402 payment runs 3 underlying tools (http-check, http-head

$0.060

skill-api-investigation

Bundled execution of the API investigation workflow - Point at an unknown API endpoint and figure out how to use it: auth scheme, content type, version, rate limits, OpenAPI/Swagger spec discovery, and JSON response stru

$0.10

skill-article-digest

Bundled execution of the Article digest workflow - Quick research brief on any topic - web search results plus an AI-generated answer in one pass. One x402 payment runs 3 underlying tools (search, answer, search-news); p

$0.10

skill-brand-protection

Bundled execution of the Brand protection workflow - Is this domain legitimate? WHOIS age, DNS resolution, scam/phishing search results, and HTTP headers for a quick trust assessment. One x402 payment runs 4 underlying t

$0.20

skill-cheapest-rail

Bundled execution of the Cheapest rail right now workflow - Where should an agent transact this minute? Live gas on Ethereum + every major L2 side by side, Base gas tiers, a fee estimate for your transaction type, and ET

$0.050

skill-company-dossier

Bundled execution of the Company dossier workflow - Comprehensive company research report in one call: live quote, financials, SEC filings, insider trades, and recent news - all in parallel. One x402 payment runs 5 under

$0.12

skill-competitor-scan

Bundled execution of the Competitor scan workflow - What's a competitor using? Tech stack, HTTP headers, WHOIS, and page metadata in one call. One x402 payment runs 4 underlying tools (tech-stack, http-headers, whois, me

$0.15

skill-contact-verify

Bundled execution of the Contact verification workflow - Verify an email address is deliverable - syntax validation plus MX record check on the domain. One x402 payment runs 3 underlying tools (email-validate, dns-lookup

$0.060

skill-content-extraction

Bundled execution of the Content extraction workflow - Turn arbitrary URLs and PDFs into clean structured text - articles, page metadata, PDF pages, OCR'd images, browser-rendered SPAs. One x402 payment runs 6 underlying

$0.30

skill-content-grade

Bundled execution of the Content grade workflow - Grade a page's content quality - extract the readable content then analyze keyword density. One x402 payment runs 3 underlying tools (extract, keywords, readability-score

$0.080

skill-contract-audit

Bundled execution of the Contract audit workflow - Triage a smart contract before an agent interacts with it: verified Solidity source, heuristic vulnerability scan, known-address check, function-selector resolution, and

$0.15

skill-crypto-dossier

Bundled execution of the Crypto dossier workflow - Everything about a cryptocurrency in one call: live price, 90-day history, trending status, global market context, news search, and top article extraction. One x402 paym

$0.12

skill-crypto-research

Bundled execution of the Crypto research workflow - Pull live price, market structure, OHLC history, trending status, global market context, and recent news for a single coin in one pass. One x402 payment runs 7 underlyi

$0.70

skill-decode-blob

Bundled execution of the Decode this blob workflow - Hand the agent an opaque string - a JWT, a base64'd JSON payload, a gzip-encoded API response, a hex-encoded hash - and walk it through identifying what it is and unwr

$0.050

skill-defi-dashboard

Bundled execution of the DeFi dashboard workflow - DeFi market overview: total TVL, ETH price, Base gas, and global crypto stats in one call. One x402 payment runs 4 underlying tools (defi-tvl, crypto-price, gas-snapshot

$0.15

skill-defi-protocol-scanner

Bundled execution of the DeFi protocol scanner workflow - Due-diligence a DeFi protocol in one workflow: live token price, market context, protocol TVL across chains, and recent news - the on-chain and off-chain picture

$0.050

skill-dns-network-ops

Bundled execution of the DNS & network ops workflow - End-to-end DNS health check: records, multi-resolver propagation, WHOIS, ASN, robots.txt, and reachability. One x402 payment runs 6 underlying tools (dns-lookup, dns-

$0.080

skill-document-brief

Bundled execution of the Document brief workflow - Metadata, an AI-written summary, and a preview of the opening pages of a PDF - understand what a document says without reading the whole thing. The catalog's first AI-su

$0.050

skill-document-intel

Bundled execution of the Document intelligence workflow - Turn any PDF or image URL into structured data - metadata, extracted text, sliced page ranges, OCR for scanned docs, decoded barcodes / QR codes - without falling

$0.20

skill-domain-age

Bundled execution of the Domain age and legitimacy workflow - How old and legit is this domain? WHOIS registration, DNS resolution, and TLS certificate in one pass. One x402 payment runs 3 underlying tools (whois, dns-lo

$0.060

skill-domain-intel

Bundled execution of the Domain intel workflow - Full domain security and SEO intelligence in one call: WHOIS, DNS, TLS cert, HTTP headers, tech stack, robots policy, and certificate transparency. One x402 payment runs 6

$0.075

skill-earnings-deep-dive

Bundled execution of the Earnings deep-dive workflow - Everything you need before a company reports: the upcoming earnings date, the latest financials, recent SEC filings, the live quote, and fresh analyst news - in one

$0.050

skill-earnings-watch

Bundled execution of the Earnings watch workflow - Is this company reporting soon and what's the consensus? Earnings calendar, live quote, and recent search results in one call. One x402 payment runs 3 underlying tools (

$0.10

skill-email-deliverability

Bundled execution of the Email deliverability workflow - Diagnose why a domain's email lands in spam: SPF posture, DMARC policy, DKIM key strength, MX targets, and a composite 0–100 score. One x402 payment runs 6 underly

$0.10

skill-email-security

Bundled execution of the Email security workflow - Full email auth posture: SPF, DMARC, DKIM, and composite deliverability score in one call. One x402 payment runs 4 underlying tools (spf-check, dmarc-check, dkim-lookup,

$0.10

skill-entity-enrich

Bundled execution of the Entity enrichment workflow - Company name → verified identity + web footprint dossier: Wikidata facts, the official LEI legal-entity record, the SEC EDGAR filer, domain registration, tech stack,

$0.15

skill-feed-watch

Bundled execution of the Feed watch workflow - Monitor an RSS/Atom feed in one call: parse the feed, read the top story in full, extract the keywords driving the cycle, and diff the item list against your last run to iso

$0.080

skill-financial-analysis

Bundled execution of the Financial analysis workflow - Quick company snapshot: live quote, 9 key financial metrics (revenue through cash flow), and upcoming earnings - one call, one payment. One x402 payment runs 3 under

$0.080

skill-financial-research

Bundled execution of the Financial research workflow - Pull SEC filings, real-time quotes, historical prices, and macro context for a single ticker in one pass. One x402 payment runs 7 underlying tools (stock-quote, stoc

$1.50

skill-fixed-income-desk

Bundled execution of the Fixed-income desk workflow - Read the rate environment and price a bond in one workflow: the live Treasury curve, the recession-signal spread, inflation context, then price and yield a specific c

$0.050

skill-forecasting-bake-off

Bundled execution of the Forecasting bake-off workflow - Don't guess which forecasting method to trust. Backtest all four (naive/drift, SES, Holt, Holt-Winters) on a real series, rank by out-of-sample RMSE, then forecast

$0.20

skill-fraud-signals

Bundled execution of the Fraud signals workflow - Is this domain trustworthy, or is it a phishing site / typosquat / scam? Pull the reputation signals an analyst checks before clicking anything: domain age, cert issuance

$0.15

skill-fred-snapshot

Bundled execution of the Fed economic snapshot workflow - Key Federal Reserve economic indicators - fed funds rate, unemployment, and CPI - in one call. One x402 payment runs 3 underlying tools (fred-series, fred-series,

$0.10

skill-fx-monitor

Bundled execution of the FX monitor workflow - Major currency snapshot: EUR/USD, GBP/USD, JPY/USD rates plus the full FX dashboard in one call. One x402 payment runs 3 underlying tools (fx-rate, fx-dashboard, fx-historic

$0.15

skill-gas-optimizer

Bundled execution of the Gas optimizer workflow - Find the cheapest gas right now: Base gas, Ethereum gas, Base fee estimate, and ETH price for USD conversion. One x402 payment runs 3 underlying tools (gas-snapshot, gas-

$0.10

skill-inflation-check

Bundled execution of the Inflation check workflow - Is the economy in recession territory? CPI, fed funds, unemployment, and Sahm rule in one call. One x402 payment runs 4 underlying tools (cpi-yoy, fed-funds, unemployme

$0.10

skill-insider-alert

Bundled execution of the Insider alert workflow - Insider buying/selling activity for a stock: Form 4 trades, live quote, and recent SEC filings in one call. One x402 payment runs 3 underlying tools (edgar-insider-trades

$0.15

skill-ipo-watch

Bundled execution of the IPO watch workflow - What companies are going public? Recent S-1/IPO filings from EDGAR plus a web search for IPO news. One x402 payment runs 3 underlying tools (edgar-recent-ipos, search, search

$0.15

skill-link-preview

Bundled execution of the Link preview card workflow - The 'turn a URL into a card-shaped preview' workflow. Pull OpenGraph/Twitter card metadata, fetch the article body as a description fallback, normalize the og:image i

$0.12

skill-locale-brief

Bundled execution of the Locale brief workflow - "Can I reach this counterparty this week?" - country facts, this year's public holidays, working days remaining this week, and what time it is there right now, in one call

$0.050

skill-location-intel

Bundled execution of the Location intel workflow - Point at an address (or even a rough place name) and assemble the situational brief: precise coordinates, the canonical postal address, what's within walking distance, t

$0.10

skill-macro-context

Bundled execution of the Macro backdrop snapshot workflow - The 'is the economic backdrop you're modeling against still current?' pack. Pull the canonical macro signals - CPI year-over-year, unemployment, fed funds, the

$0.75

skill-macro-dashboard

Bundled execution of the Macro dashboard refresh workflow - The full macro + crypto dashboard in one call: 5 FRED series, 5 Treasury reads, yield-curve spread, crypto market/trending/global, and live gas - the 14-tool ba

$0.10

skill-macro-economics

Bundled execution of the Macro economics workflow - Pull the canonical US macro dataset - yield curve, CPI, unemployment, fed funds, Sahm rule - without an API key. One x402 payment runs 7 underlying tools (treasury-yiel

$0.65

skill-market-brief

Bundled execution of the Crypto market brief workflow - Quick crypto market snapshot: price for a specific coin, trending coins, and global market stats (total cap, BTC dominance, volume) - one call. One x402 payment run

$0.050

skill-market-open

Bundled execution of the Market open brief workflow - Full pre-trade snapshot for one ticker before the bell: the live quote, the pre-market quote, the options surface, dividend posture, and today's market-wide earnings

$0.12

skill-media-pipeline

Bundled execution of the Uploaded-media normalize workflow - The 'user uploaded a thing, normalize it before storing' workflow. Probe the file (image or audio/video) with media-info, decode any embedded barcodes/QRs, res

$0.25

skill-nft-portfolio

Bundled execution of the NFT portfolio workflow - NFT + wallet snapshot: NFT holdings, native balance, and ETH price for a given address in one call. One x402 payment runs 3 underlying tools (nft-holdings, wallet-balance

$0.15

skill-onchain-analyst

Bundled execution of the Onchain analyst (SQL over Base) workflow - Ask Base anything in one paid call: your SQL runs against Coinbase's indexed, DECODED chain data (events with parsed parameters, transactions, blocks, u

$0.20

skill-options-analytics

Bundled execution of the Options analytics workflow - Price a European option on a live stock: pull the current quote, estimate volatility from recent history, run Black-Scholes for fair value + the full greeks, and chec

$0.050

skill-page-audit

Bundled execution of the Page audit workflow - Full page SEO + security audit: content extraction, metadata, HTTP headers, robots policy, and sitemap health in one call. One x402 payment runs 5 underlying tools (extract,

$0.12

skill-pdf-pipeline

Bundled execution of the PDF processing pipeline workflow - Full PDF processing pipeline - metadata, markdown conversion, and first-page extraction in one call. One x402 payment runs 3 underlying tools (pdf-info, pdf-to-

$0.060

skill-price-monitor

Bundled execution of the Cross-asset price monitor workflow - Side-by-side snapshot of a stock and a crypto asset: live quotes, 1-year history, and a date-stamped comparison. One x402 payment runs 5 underlying tools (sto

$0.080

skill-regulatory-watch

Bundled execution of the SEC regulatory monitoring workflow - The 'who just filed / who just bought / what just IPO'd / what does the full-text search say' monitoring loop. Five EDGAR tools composed: full-text search for

$0.70

skill-schema-evolution

Bundled execution of the API contract drift check workflow - The 'did this API contract change in a way that breaks our integration?' workflow. Diff two OpenAPI snapshots structurally, lint the new one for agent-readines

$0.060

skill-search-and-cite

Bundled execution of the Answer-a-question with sources workflow - The 'research a question, return an answer with citations' workflow. Brave answer for the AI-synthesized take with citations, Brave web for the canonical

$0.65

skill-sec-filings-deep-dive

Bundled execution of the SEC filings deep-dive workflow - Pull the full EDGAR picture of a US public company in one workflow: recent filings, key financial time series, insider trades, and full-text search across the cor

$0.85

skill-security-audit

Bundled execution of the Security audit workflow - Enumerate a domain's external attack surface in one workflow: certs, DNS posture, email auth, HTTP security headers, and tech stack. One x402 payment runs 7 underlying t

$0.12

skill-seo-audit

Bundled execution of the Technical SEO audit workflow - Can search engines and AI crawlers actually index this page? One pass over reachability, TLS, robots policy, sitemap health, meta/OpenGraph tags, and the on-page li

$0.070

skill-ssl-audit

Bundled execution of the SSL audit workflow - TLS/SSL security posture check: live certificate inspection, HTTP security headers, and CAA DNS records. One x402 payment runs 3 underlying tools (tls-cert, http-headers, dns

$0.10

skill-status-snapshot

Bundled execution of the Site status snapshot workflow - The 'is this site healthy, addressable, and crawlable - right now?' workflow. DNS resolution → HTTP reachability → security headers → TLS certificate expiry → robo

$0.070

skill-structured-scrape

Bundled execution of the Structured scrape workflow - Pull structured data out of any web page deterministically - articles to clean text, tables to JSON rows, specific elements via CSS selector - without writing regex a

$0.20

skill-subtitle-pipeline

Bundled execution of the Subtitle pipeline workflow - Audio URL → finished subtitles in one call: transcribe the audio, emit the transcript as SRT/WebVTT/JSON cues, and report the text statistics - length, reading time,

$0.10

skill-trend-analysis

Bundled execution of the Trend analysis workflow - Take any numeric time series - a stock's daily close, a FRED macro indicator, a treasury yield history - and run it through the full quantitative workup: descriptives, m

$0.20

skill-trip-planner

Bundled execution of the Multi-stop trip planner workflow - Plan a multi-stop journey deterministically: geocode each stop, sum the pairwise haversine distances, estimate arrival times by adding driving hours per leg, co

$0.050

skill-tx-forensics

Bundled execution of the Transaction forensics workflow - Explain what an EVM transaction actually did: confirmation status, the raw transaction from the chain, decoded calldata with typed parameters, the resolved functi

$0.10

skill-url-inspector

Bundled execution of the URL inspector workflow - Quick URL health and metadata check - parse the URL structure, verify reachability, and pull page metadata in one pass. One x402 payment runs 3 underlying tools (url-pars

$0.060

skill-user-onboarding

Bundled execution of the User onboarding workflow - Take a signup form submission and run the full onboarding workup deterministically: validate the email, score the chosen password, mint a stable internal ID, derive a U

$0.050

skill-wallet-audit

Bundled execution of the Wallet audit workflow - Full wallet activity review: balance, recent transactions, and token metadata for a given address. One x402 payment runs 3 underlying tools (wallet-balance, wallet-transac

$0.15

skill-wallet-readiness

Bundled execution of the Agent wallet readiness check workflow - One call answers 'can this wallet pay right now?' - USDC balances on Base AND Solana, live Base gas, and a ready-to-share Coinbase Onramp funding link if i

$0.050

skill-weather-brief

Bundled execution of the Weather briefing workflow - Full weather briefing for a location: current conditions, 7-day forecast, and air quality index in one pass. One x402 payment runs 3 underlying tools (weather-current,

$0.060

skill-world-data

Bundled execution of the World Bank country data workflow - GDP and population for a country - two key World Bank indicators in one call. One x402 payment runs 3 underlying tools (world-bank-indicator, world-bank-indicat

$0.080

skill-yield-dashboard

Bundled execution of the Yield dashboard workflow - Current yield curve snapshot: full Treasury curve, key spreads, and average rates in one call. One x402 payment runs 3 underlying tools (treasury-yield-curve, yield-cur

$0.10

text · 18

case

Convert text between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, Title Case, lower, UPPER.

$0.001

count

Count characters, words, lines, and (optionally) occurrences of a substring in text.

$0.001

dedupe-lines

Remove duplicate lines, preserving first-seen order. Returns the deduped text and how many were removed.

$0.001

extract-entities

Pull emails, URLs, IPv4s, @mentions, and #hashtags out of free text. Returns deduped lists.

$0.002

keywords

Top keywords and two-word phrases by frequency (stopwords removed). Cheap, deterministic signal for routing, tagging, and dedup.

$0.002

levenshtein

Levenshtein edit distance between two strings, plus a 0-1 similarity ratio.

$0.001

lorem

Placeholder text. ?paragraphs=1..20 or ?words=1..2000.

$0.001

readability

Flesch Reading Ease score and Flesch–Kincaid grade level for English text, plus word/sentence/syllable counts.

$0.002

readability-score

Compute Flesch-Kincaid Grade Level, Flesch Reading Ease, Gunning Fog Index, and Automated Readability Index from text. Returns all 4 scores plus word, sentence, and syllable counts.

$0.001

redact

Mask emails, phone numbers, credit-card-like numbers, IPs, and SSNs in text. Returns the redacted text and counts by type.

$0.002

regex

Run a regular expression against text. Returns up to 100 matches with index and capture groups. Pattern ≤ 200 chars, text ≤ 10KB.

$0.001

slugify

Turn any text into a URL-safe slug (lowercase, hyphenated, diacritics stripped).

$0.001

sort-lines

Sort the lines of a text. order: asc (default) | desc | numeric. unique:true removes duplicates; ci:true is case-insensitive.

$0.001

text-chunk

Split text into overlapping chunks for RAG ingestion - by characters (default) or by exact LLM tokens. Returns the chunks plus offsets. Deterministic, no model needed.

$0.001

text-diff

Line-by-line diff of two texts (LCS). Returns unified-style ops and change counts. Up to 2000 lines per side.

$0.002

text-stats

Characters, words, sentences, paragraphs, average word length, reading time, and an LLM token estimate for any text.

$0.001

token-count

Count exact LLM tokens for a string using the real OpenAI BPE (o200k_base for gpt-4o/o-series, cl100k_base for gpt-4/gpt-3.5). Deterministic, offline - budget context windows without calling a model.

$0.001

truncate

Truncate text to a maximum length, adding an ellipsis (or custom suffix). Optionally break on word boundaries.

$0.001

time · 10

add-time

Add (or subtract) a duration to a date. duration like "2d", "-3h", "1w 2d", "90m". Returns the resulting UTC ISO timestamp.

$0.001

age

Compute a precise age (years, months, days) from a birth date to today (or a given date), plus total days.

$0.001

business-days

Count business days (Mon–Fri) between two dates, inclusive of the start, exclusive of the end. Optional list of holiday dates to skip.

$0.001

cron-next

Parse a 5-field cron expression and return the next N run times (UTC).

$0.002

date-diff

Difference between two dates/times in ms, seconds, minutes, hours, days, and a human summary.

$0.001

duration

Parse a duration like "2h30m" / "1d4h" / "90s" to seconds, or humanize a number of seconds.

$0.001

public-holidays

Public holidays for a country and year via Nager.Date (keyless, 100+ countries): date, local name, English name, nationwide flag, and holiday types. Pairs with /api/business-days and /api/country-info. ?country=US&year=2

$0.002

relative-time

Format a timestamp as a human relative phrase ("3 hours ago", "in 2 days") versus now or a reference time.

$0.001

time

Current time: UTC ISO, epoch seconds/ms, day of week/year, ISO week - optionally rendered in any IANA timezone via ?tz=.

$0.001

time-convert

Convert between epoch (s or ms), ISO 8601, and any IANA timezone. Give a value, get every representation back.

$0.001

validation · 19

card-validate

Validate a payment card number (Luhn checksum) and detect the brand. Numbers are not stored or logged.

$0.001

color

Convert a color between hex, RGB, and HSL. Accepts "#1a2b3c", "rgb(26,43,60)", or "hsl(210,40%,17%)".

$0.001

csv-lint

Validate CSV structure: consistent column counts across rows, properly closed quotes, delimiter detection. Returns row/column counts and any structural errors. Pure CPU.

$0.001

email-validate

Validate an email address: syntax check plus live MX record lookup on the domain (deliverability signal, not a guarantee).

$0.002

iban-validate

Validate an IBAN: country code, length, and the ISO 13616 mod-97 checksum.

$0.001

ip-info

Classify an IP address: version, public/private/loopback/link-local, integer form, and reverse-DNS (PTR) lookup.

$0.002

isbn-validate

Validate an ISBN-10 or ISBN-13 checksum (hyphens/spaces ignored) and report which format it is.

$0.001

json-pointer

Resolve an RFC 6901 JSON Pointer (e.g. /items/0/name) against a JSON value. Returns the value or found:false.

$0.001

json-schema-infer

Infer a draft-07 JSON Schema from sample JSON document(s). Send one sample as json, or several as samples. Heuristic merge rules: required = keys present in every sample, conflicting types become a type union, integer wi

$0.002

mime

Look up a MIME type by file extension (?ext=png) or extensions by MIME type (?type=image/png). Covers ~50 common types.

$0.001

openapi-lint

Score an OpenAPI 3.x or Swagger 2.x spec on agent-readiness - i.e. does an LLM-driven caller have what it needs to call the API correctly without guessing. Returns a 0..100 score, severity counts, and a structured list o

$0.002

openapi-validate-payload

Validate a JSON payload against the request or response schema for one operation in an OpenAPI 3.x or Swagger 2.x spec. Locate the operation by operationId or method+path; choose `part: "request"` or `part: "response"` (

$0.002

password-strength

Score a password's strength: character-set size, entropy bits, a 0–4 rating, and an estimated offline crack time. The password is never stored or logged.

$0.001

semver

Parse a semantic version, or compare two (a vs b → -1/0/1, with greater/lesser flags).

$0.001

sql-cert-verify

Verify an Ed25519 execution certificate against the exact SQL statement you are about to run - the gate your database layer calls before it obeys an agent. Checks the signature, the certificate version, the expiry, and t

$0.001

sql-guard

Review a SQL statement an agent is about to run against production, and certify it. Returns a policy verdict (pass / warn / block) with named risks - unbounded UPDATE or DELETE, tautological WHERE, DROP, TRUNCATE, DROP C

$0.004

url-parse

Parse a URL into components: protocol, host, port, path, query params (decoded), hash, origin, punycode hostname.

$0.001

user-agent

Heuristic user-agent string parser: browser, version, OS, device class, and bot detection.

$0.001

uuid-validate

Validate a UUID and report its version (1-8) and variant. Accepts hyphenated or braced forms.

$0.001

wallet · 5

onchain-sql

Run read-only SQL against Coinbase's indexed, DECODED blockchain data - base.events (decoded logs with parameters), base.transactions, base.blocks, base.decoded_user_operations, base.transaction_attributions (builder cod

$0.020

onchain-sql-schema

The table + column schema for the onchain-sql tool - every queryable table (base.events, base.transactions, base.blocks, base.decoded_user_operations, base.transaction_attributions, solana.instructions, …) with its colum

$0.002

onramp-link

Generate a single-use Coinbase Onramp URL that lets a human fund any wallet with a card or Apple Pay - the fastest way to put real USDC into an agent's wallet. Returns the ready-to-open URL plus a fee-inclusive quote. Ne

$0.001

testnet-fund

Fund any address with testnet money via the Coinbase faucet - USDC (1) or ETH (0.0001) on Base Sepolia, USDC (1) or SOL on Solana devnet - everything an agent needs to rehearse the complete x402 payment loop safely befor

$0.001

wallet-balances

All token balances for any address in one call, from Coinbase's indexed data API - ERC-20 + native on EVM, SPL on Solana; no per-token contract calls, no RPC wrangling. Networks: base, ethereum, base-sepolia, solana, sol

$0.002

web · 40

answer

AI-generated answer to a natural-language question, grounded in live web search results with source citations. Returns clean prose plus a structured citations array (URL, snippet, favicon) - backed by an independent sear

$0.08

archive-snapshot

Look up a URL in the Internet Archive's Wayback Machine: returns the archived snapshot closest to an optional timestamp (default: most recent), with the snapshot URL, capture time, and archived HTTP status. Useful for ci

$0.003

audio-convert

Extract/convert the audio track of any media URL (mp4, mov, wav, m4a, ogg…) to MP3 - the "mp4 to mp3" conversion, deterministic ffmpeg, no AI. Body: {"url":"https://…/video.mp4","bitrate":"192k"?}. Returns the MP3 as bas

$0.02

audio-normalize

Loudness-normalize any audio/video URL to a target LUFS with ffmpeg's loudnorm (EBU R128) and return MP3 - consistent levels for podcasts, clips, and TTS output. Body: {"url":"https://…/audio.wav","targetLufs":-16?}.

$0.02

extract

Extract the main article content from any public URL as clean markdown. Returns title, byline, excerpt, word count, and markdown. The fastest way to READ one known URL - to discover URLs first use search; for JS-rendered

$0.010

favicon-grab

Fetch a site's favicon/logo: reads the page's declared <link rel=icon…> tags (all variants with their sizes and types), deterministically picks the largest declared icon (falling back to /favicon.ico), fetches it, and re

$0.003

feed-parse

Fetch an RSS 2.0, Atom, or RSS 1.0 feed URL and parse it into normalized JSON: feed title/description/link plus items (title, link, id, published, author, plain-text summary, categories). Deterministic pure-XML parse wit

$0.004

html-links

Enumerate every <a href> in an HTML string with its anchor text and rel attribute. Optionally resolves relative hrefs against a base URL and filters by a regex on the href. The deterministic way to crawl a page's outlink

$0.001

html-meta

Extract <title>, <meta description>, OpenGraph/Twitter cards, canonical URL, and JSON-LD blocks from an HTML string. Distinct from /api/meta which fetches a URL - feed this the HTML you already have (from /api/render, /a

$0.001

html-select

Run a CSS selector against an HTML string and return the matches (text, attrs, and optionally outerHTML for each). The deterministic alternative to regex when you already have the HTML and know the selector - pairs with

$0.001

html-strip

Strip all HTML tags and return plain text. Preserves block-level structure (paragraphs and headings become newline-separated). Faster and more predictable than running extract on a raw HTML string when you already have i

$0.001

html-table

Extract a <table> from an HTML string as JSON rows (header-keyed) or CSV. Useful for prices, schedules, sports stats, or anything an agent has already fetched as HTML. If multiple tables match, the first is used.

$0.001

image-convert

Convert an image between formats (PNG, JPEG, BMP). Send a base64 image and the target format; returns the converted image. Optional jpeg quality (1-100). Deterministic, no network.

$0.005

image-crop

Crop an image to a pixel box, and/or rotate (90/180/270) and flip it - applied in that order. Send a public image URL or a base64 image. Returns the result as binary, or as a JSON data URI with dataUri:true. Deterministi

$0.005

image-dominant-color

Extract the dominant colors of an image as a palette of hex values with pixel ratios. Send a public image URL or a base64 image, and optionally how many colors (1-10, default 5). Deterministic bucketed quantization; tran

$0.003

image-exif

Extract EXIF metadata from an image (camera make/model, timestamps, exposure, orientation, GPS). Send a public image URL or a base64 image; JPEG, PNG (eXIf chunk), and TIFF carry EXIF. Stripped images return an empty exi

$0.003

image-resize

Resize an image to given pixel dimensions. Send a base64 PNG/JPEG/BMP and width and/or height (give one to scale proportionally). Returns the resized image. Deterministic, no network.

$0.005

image-thumbnail

Make a square thumbnail of an image - scales and center-crops to NxN (default 128). Send a base64 image and optional size. Returns the thumbnail. Deterministic, no network.

$0.005

images-to-pdf

Combine PNG/JPEG images into a single PDF, one image per page. Body: {"urls":["https://…/1.png","https://…/2.jpg"]}. Returns the PDF as base64.

$0.004

llm-context

Web search that returns READY-TO-USE grounding text, not links: for one query you get the passages an independent search index extracted from the pages it ranked, flattened into chunks with their source URL and title and

$0.02

media-info

Inspect any audio/video URL with ffprobe: container, duration, bitrate, and per-stream codec details (sample rate/channels for audio, resolution/fps for video) as JSON. Body: {"url":"https://…/file.mp4"}.

$0.005

x402 · 1

seller-trust

Trust evidence for any x402 seller origin: is it indexed, does its manifest parse, how many tools does it publish, which chains does it actually advertise, how many settled calls has it been observed receiving on-chain,

$0.005