the402 x402 endpoint directory

Add-on, air quality for one location: US AQI category and PM2.5 reading from EPA and CAMS official feeds. Descriptive

One id in, its official lifecycle state out - no need to know which line tracks it first. Covers 19 lifecycle lines (s

Japanese forward geocoding from an address to coordinates. Keywords: Japan geocoder, address to coordinates, building-

Fetch one public page and return main-content Markdown plus title, canonical URL, headings, links, content hash, final

Fetches recent stock market news on equities, earnings, IPOs, the Fed, and macro from GDELT with a GNews fallback when

x402-gateway tool: mermaid — Render a Mermaid diagram to an image (PNG or SVG). Returns a base64-encoded image (MCP co

Resolve public DNS records (A, AAAA, MX, TXT, CNAME, NS, SOA) for a domain. Use when you need live DNS data and must n

List recent JPYC Transfer events on one supported chain from roughly the last hour of blocks, optionally filtered by a

x402-gateway tool: verify_worldid — Verify a World ID 4.0 proof via the Worldcoin Developer Portal API. Generates an R

x402-gateway tool: verify_batch — Batch verify up to 10 Semaphore proofs in a single request. Returns per-proof result

Give it a longitude and latitude and it answers with the IANA timezone identifier (America/New_York), the UTC offset i

Give it a latitude, a longitude and a radius in metres and it answers with every charted underwater rock, obstruction

Give it a latitude and longitude and it answers with the ground elevation there in metres above NAVD88, read from the

Validate GeoJSON against RFC 7946 and get back a structured list of problems, not a bare boolean. Checks structure, co

Stunden mit negativen Strompreisen in den nächsten 24 Stunden.

Energy-trading and flexible-load agents buy this endpoint to compare the next 24 hours of EPEX prices and volatility.

Flexible-load agents buy this endpoint to schedule a contiguous operating window at the lowest average electricity pri

Ereignisfeed für Dunkelflaute, Sturm, negative Preise und Rekorde.

Japanese address validation and quality decision. Keywords: Japanese address validation, address conflict, address qua

Japanese address parser and component extraction. Keywords: Japanese address parser, address components, chome, block,

Japanese address normalization / 日本住所正規化: accept an address with or without a postal code, parse prefecture/city/compo

Japanese company verification / 日本企業・法人番号照合: resolve a company name, 13-digit corporate number (法人番号), or address agai

Trace HTTPS redirects for a hostname. Use when you need live hop facts and must not guess. HEAD of https://{domain}/ o

Deterministic basic GEO audit for a public HTTP(S) URL.

Read allowlisted HTTPS response headers for a hostname (HSTS, CSP, server, CORS). Use when you need live origin header

Look up domain registration facts via RDAP (registrar, status, dates, nameservers, DNSSEC). Use when you need live reg

Prueft die bekannten Konventionspfade einer Domain auf OpenAPI, MCP, x402, GraphQL, Feeds, llms.txt, security.txt und

Vergleicht ICON, ECMWF, GFS, MeteoFrance, UKMO und JMA für einen Punkt. Liefert je Stunde Median, Spannweite, Modell-E

Search a bounded snapshot of the UK Companies House register -- company name, number, status, category, registered add

Structured answer data for agents, paid per request with x402 v2

GitHub repo discoverability & SEO audit: scores a repo's README, description, topics, homepage and metadata and return

Wallet-addressed positions across Polymarket, Polymarket perps, Limitless, and Hyperliquid, each prediction-market pos

Inspect the leaf TLS certificate for a public hostname (validity, issuer, SANs, fingerprint, expiry). Use when you nee

Search a governed snapshot of implemented, validated Polymathica PDE and scientific-computing solvers. Returns validat

Returns a graph view (nodes/edges) over the same locally harvested metadata-only index of public scientific assets as

SYNTHORA LLM Gateway SMART: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Large free-tier models (

SYNTHORA LLM Gateway FAST: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Fast free-tier models (ll

Return the structured offer of one product page: identifiers, price, availability, shipping, variants, ratings, images

Fill a caller supplied JSON Schema from one web page and report source and confidence for every field.

Returns a global crypto market snapshot with total market cap.

Fill a caller supplied JSON Schema from one web page and report source and confidence for every field.

Return the structured offer of one product page: identifiers, price, availability, shipping, variants, ratings, images

Retrieves IPFS content by CID and optional path through public gateways, returning base64, text, or parsed JSON with a

Current Dutch school-holiday dates by year, region or date. Payment constitutes acceptance of the terms at https://age

Currency conversion via ECB euro reference rates (informational). The underlying ECB reference rates can be obtained f

Use when an agent needs rep arkm transfers. Returns Arkham-compatible ERC-20 transfers for one Base wallet, backed by

Detect likely leaked API keys, tokens, private-key headers, JWTs, and credential assignments in caller-supplied source

Publish agent-generated files, JSON reports, markdown, or text and return a stable public URL.

Verification and tier status for an AI agent on AgentCrush. Returns tier, verified flag, claim status, and last tier u

Use when an agent needs tweets search. Returns Search publicly indexed X.com posts with an x402.twit.sh-compatible que