the402 x402 endpoint directory

Bundled execution of the API health check workflow - Is this API endpoint healthy? Liveness check, response headers, a

Bundled execution of the Webhook secure intake workflow - The production ingest path for every incoming webhook: verif

Composite crypto market brief: Fear & Greed (now vs week ago), BTC/ETH spot, perp funding rates, plus an AI-written na

Create a MiniUp app from complete HTML supplied by an agent.

APEX Runner: Fg Micro Signal

Exa /search endpoint

Pulls DOIs, arXiv ids, PMIDs, PMCIDs and ISBNs out of free text, deduplicated and normalized, with the character offse

Recent forced liquidation orders for any crypto perpetual from OKX, split by long/short - real-time liquidation cascad

For each node you name — a port, a plant, a corridor, a supplier — the service counts reporting on five disruption the

For a Court of Justice or General Court decision, returns the legal acts and earlier rulings it cites, and separately

Returns the acts that amend or repeal a given legal act, and separately the acts that it amends or repeals, ordered by

Search state Secretary-of-State business registries, normalized to one schema across states. Currently supported: NY (

GLEIF 'who owns whom' for an LEI: direct and ultimate accounting parent, any reporting exception, and known direct sub

NASA's daily astronomy image with its title, explanation, media URLs and copyright, by date or as a random selection.

Search the official CPSC recall record by product name and/or recall title, with an optional recall-date window, retur

Search PubMed/MEDLINE by keyword, author or MeSH term and return matching citations with journal, authors, date and DO

Find the DOI and metadata for a work from a title, author or keyword string when the DOI is unknown.

Look up an FDIC-insured US bank by certificate number or name: insurance status, charter class, location, offices, ass

List every ERC721 NFT token_id a wallet owns in a collection via tokenOfOwnerByIndex (eth_call)

NFT metadata for ERC721 or ERC1155 tokens via eth_call, with IPFS, Arweave, data URI, and public HTTP(S) resolution

Keyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL

Real-time aggregated cryptocurrency news feed with lexicon-based sentiment analysis and cross-outlet story clustering.

Currency exchange rate for converting between any two currencies (forex/FX rate), drawn from a set of 30+ major curren

Keyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL

Due-diligence check on any domain: registration age via RDAP, registrar, DNS posture (A/MX/NS), SPF and DMARC presence

Use when an agent needs summarize. Returns Summarize text as bullet points, a paragraph, or a single line — determinis

UGC product video prompt: the compiled prompt and render plan for a 5s 9:16 casual spot on seedance-1.5-pro

Live Polymarket markets with prices, volume and liquidity. Filter by open/closed and sort by volume or liquidity

Polymarket events — grouped markets such as an election with one market per candidate

Live Kalshi markets with yes/no prices normalised to probabilities, volume and open interest

Live cryptocurrency prices and market data — a token price API for agents. Look up the current Bitcoin price, Ethereum

Current token prices by contract address or coingecko id, several at once. Accepts chain:address or coingecko:id

One DeFi protocol in detail: current TVL, per-chain breakdown, category and token

Holt die genannten Quellen, zerlegt sie in Saetze und sucht die Fundstellen mit der hoechsten Begriffsdeckung zur Beha

Batch EU CBAM: liability for a portfolio of shipments in one call (1–100 shipments; a single live ETS price is shared)

EU CBAM liability: embedded emissions, free-allocation benchmark, certificates and EUR liability for an import by CN c

LEI lookup — Legal Entity Identifier record by LEI code or entity name.

Locus public pay-per-use API

Return a caption, visual tags, and located objects for a supplied image.

Bundle official NHTSA VIN identity, model-level recalls, and complaint safety signals into one buyer-ready vehicle rep

Capture a screenshot of any public web page with a headless Chrome browser. Set the viewport, grab the full scrollable

Renewable share of US electricity generation from the EIA grid monitor: solar, wind, hydro and geothermal as a percent

Locus public pay-per-use API

Search open Crossref bibliographic metadata by title, author, DOI fragment, or citation and return bounded normalized

Bitcoin hash-ribbon miner-capitulation signal: the 30-day versus 60-day moving average of network hashrate, whether mi

US electricity data from the EIA grid monitor and retail survey: generation mix by fuel type with percentage breakdown

National or state baseline crime rates for an offense and window from public FBI UCR and NIBRS data. Give an offense a

Bitcoin block metadata by height or hash (or the chain tip when neither is given), fused with the current difficulty-a

Global crypto market snapshot: total market cap, total 24h volume, BTC dominance, ETH dominance, active coin count, ac

Trending coins on CoinGecko in the last 24 hours, ranked by user search activity on the site (currently ~15 results).