Use when an agent needs US government bond yields, a risk-free rate or the yield curve (e.g. 2Y/10Y spread, recession signal, discounting): official US Treasury daily par yield curve, 1 month to 30 years, latest or any day since 1990 (weekends/holidays return the previous business day). Includes 10Y-2Y and 10Y-3M spreads. Source named in every answer. Bad input: HTTP 400 before payment; outage is not charged.

FDA drug recalls and food recalls: the latest FDA enforcement reports with recall class (Class I is most serious) explained in plain language, recalling firm, product, reason, status, dates and distribution. Filter by class, company and time window. openFDA data, not medical advice.

Use when an agent needs an official exchange rate to convert prices, invoices or portfolios: ECB euro reference rates for ~30 currencies (USD, GBP, CHF, JPY, CNY …), latest or for any day since 1999, with any base currency (cross rates computed from the ECB fix). Returns the exact rate date. Source named in every answer. Bad input: HTTP 400 before payment; unknown currency or outage is not charged.

List a website's pages from any URL on it: reads robots.txt and XML sitemaps (indexes and .xml.gz included), or the home page's links when there is no sitemap. Returns URLs with last-modified dates; filter by search words or path prefix, up to 1,000 URLs. Find pricing, docs, blog or careers pages before scraping them. Not charged when nothing is found. No account or API key. $0.002 USDC per call.

Use when an agent needs the official inflation rate (year-on-year consumer prices) for a country: Eurostat HICP for the euro area, EU and 36 European countries (incl. CH, NO, TR) and US CPI-U from the Bureau of Labor Statistics. Latest month plus up to 36 months of history, flash estimates flagged. Source named in every answer. Bad input: HTTP 400 before payment; outage is not charged.

Compute SHA256 hash or SHA-512, SHA-1 and MD5 checksums for UTF-8 text and return hex plus Base64 digests. Use for SHA256 hashing, checksum verification, integrity checks, content fingerprints, cache keys, deduplication and agent pipelines.

Crypto OHLCV candles for autonomous trading and indicator pipelines. Supports 1m–1d bars and is designed for recurring refresh; poll again when the selected candle interval advances.

Crude oil prices: WTI and Brent daily spot prices from the U.S. Energy Information Administration (EIA), with 1-day, 1-week, 1-month and 1-year changes, 52-week range and position in it, and the Brent-WTI spread. Official daily figures, not live futures quotes. Data, not trading advice.

Is this x402 endpoint safe to pay? Call it before your AI agent pays an endpoint it has not used before. Returns a go / caution / no_go verdict, the recommended payment option (network and amount) and the reasons (payment would fail, payout address on the OFAC sanctions list, over your budget, price above advertised, not HTTPS, unknown token). Never pays the endpoint. Cached 10 min. Bulk: 1000 credits for $0.80 via /api/v1/credits.

Use when an agent needs today's central bank rates for loans, savings, valuation or macro answers: ECB key rates (deposit facility, main refinancing, marginal lending, with the date they took effect) and US Fed funds target range, effective fed funds rate (EFFR) and SOFR from the New York Fed. Official sources only, named in every answer. region=EA, US or all (default). Bad input: HTTP 400 before payment; outage is not charged.

Top DeFi yield-farming pools by APY across ~15,800 tracked pools, live from DeFiLlama: TVL, base/reward APY split, 7d APY change, impermanent-loss risk, and exposure type, with a $1M TVL floor to filter out illiquid noise. Optionally filter to one chain or stablecoin-only pools. Not ticker-specific. Supports optional limit (default 10, max 25). $0.01/call.

Live BTC/ETH/SOL prices + the Crypto Fear & Greed Index in one call. Sourced from CoinGecko and alternative.me public data, combined for convenience.

Supported AWS Lambda runtimes (paid per invocation)

Solana token price: live USD price of any SPL token or memecoin by symbol or mint, incl. pump.fun tokens, read onchain from Orca, Raydium CLMM, PumpSwap and pump.fun bonding curves (no third-party API). Pass token (SOL, JUP, BONK, WIF... or mint). Returns price, supply, FDV, pools with depth, spread, confidence, slot. 0.002 USDC/call; failed calls are free.

Crypto token price: live USD price, 24h change, total supply and FDV for any token, read onchain from DEX pools (Uniswap v3 on Ethereum, Base, Arbitrum, Polygon; Orca, Raydium, PumpSwap on Solana), so every number is verifiable. Pass token (ETH, BTC, SOL, PEPE... or contract/mint address), optional chain. Returns price, change, pools, depth, spread, confidence, block. 0.001 USDC/call; failed calls are free.

Base mainnet chain ID (EIP-155) via eth_chainId - confirm which network you're actually talking to.

Datakoot Regulatory Intel: Look up US federal agencies and their slugs (used to filter the other tools by issuing agency). $0.01 USDC per call, charged only on success.

Fee inputs for the next transaction: gas ladder for Base or Ethereum (slow/normal/fast, priority fee, max fee, EIP-1559 base fee) or the priority-fee ladder for Solana, plus the native token price. One call for the numbers a transaction builder needs.

Hash text with sha256 (default), sha512, sha1 or md5 and get hex plus base64 in one call. Handy for agents that must fingerprint prompts, files or payloads without a local crypto library.

Latest Base mainnet block height via eth_blockNumber - the current chain tip.