the402 x402 endpoint directory

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

NFT metadata, traits, and image URI for any ERC721 or ERC1155 token - fetched via eth_call with IPFS resolution (OneSo

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

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

Check a watch condition by ID, returning whether it triggered and updating the caller-specific baseline.

Summarize text as bullet points, a paragraph, or a single line — deterministic flash-model summarization with hard inp

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

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

Agent-native retrieval over x402 — send a query and, optionally, source URLs to index: get back ranked, cited chunks.

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

Find airports near a given latitude/longitude coordinate

Run a low-cost token security audit and honeypot check using current automated GoPlus risk fields for a supported EVM

Static application-security scan of a single code blob for CWE Top-25 logic bugs (SQL injection, XSS, command injectio

Translate text into a target language, preserving tone and formatting.

Yield facet for a tokenized-RWA product: pool-level APY, base APY, reward APY, the 30-day mean APY and the 30-day chan

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

Extract up to ten URLs in one paid call.

Extract up to ten URLs in one paid call.

Locus public pay-per-use API

Look up one normalized model record by name or short alias such as sonnet or 4o. Returns per-million input and output

Total value locked for any DeFi protocol with per-chain breakdown and 7-day change - shows a protocol's size, momentum

Generate a regular expression from a plain-English description, with a short explanation.

Fix malformed or truncated JSON (trailing commas, unquoted keys, cut-off LLM output) into valid, parseable JSON.

Turn a git diff into a Conventional Commits message (type, scope, subject, body).

Generate a regular expression from a plain-English description, with a short explanation.

Fix malformed or truncated JSON (trailing commas, unquoted keys, cut-off LLM output) into valid, parseable JSON.

Peg facet for a stablecoin: current price, the absolute deviation from the one-dollar peg, a coarse depeg status of st

Disambiguate a company by name: fuzzy legal-name search returning ranked candidates, each with the ids known for it (W

Normalized votes on a Snapshot proposal, ordered by voting power: voter address, resolved choice label, voting power,

Version-delta changelog for a library between two versions. Give an ecosystem, package name and from_version and to_ve

New token scan with a safety verdict attached: today's new Base pools above your liquidity floor, each already checked

Structured data extraction returning typed JSON from 17 specialized site extractors: Twitter/X, GitHub, CoinGecko, Hac

BitBooth PII Redact: pay 0.002 USDC, strip emails, phones, SSNs, credit cards, IPv4 addresses, and hex-looking secrets

Structural check of a single US case citation: catches impossible reporter volumes, unknown reporters, malformed patte

Get recently launched tokens on Solana with market data

Extract structured metadata from a page: title, description, OpenGraph, JSON-LD, headings, links

Full clearinghouse state for a Hyperliquid wallet: positions, margin, PnL, leverage, liquidation prices.

Merge PDFs and compress the result in one call — priced per total page across all inputs (bundle rate)

Vertrauensprüfung fremder x402-Endpunkte

Historical time series that no upstream provider sells. They sell the current value; we archive every value we buy, so

Every DefiLlama yield pool, filtered and sorted server-side so you don't fetch the 11MB index. Query: chain, project,

Every DefiLlama protocol with current TVL, filtered server-side (the raw index is 8.5MB). Query: chain, category (Lend

Multi-token price feed.

SEC Filings Feed

Fetch NFT metadata from contract and token ID