the402 x402 endpoint directory

Latest Polymarket multi-asset period settlement outcomes

Validate up to 25 IBAN bank account numbers (mod-97 checksum) in a single call. Cheaper per-item than individual reque

Deterministic on-chain structural risk report for an ERC-20 token on Base. Keyless x402-native payment — no signup, no

Aggregated demand data from one provider's own paid x402 routes: requests and price requests per route and day, outcom

Get flight information by ident (designator, registration, or fa_flight_id)

Focus report: median market forecasts from ~100 institutions for Brazil IPCA, SELIC, GDP and USD/BRL.

Brazil macro snapshot in one call: SELIC policy rate, CDI, IPCA inflation (monthly and 12-month), official PTAX USD/BR

ERC-20 token metadata

Onchain Answer Engine: ask a natural-language question about any wallet or token across 23 EVM chains (incl. young cha

Normalize public HTTPS or base64 audio to a predictable integrated loudness and return a bounded base64 MP3 with measu

Verify one exact official-USDC transfer in a successful Base mainnet transaction receipt

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with

Onchain loyalty platform on Base Network. Businesses launch branded rewards in minutes. Customers earn real value with

A2A task invocation — send a skill id + input, get back a completed Task with the result. Example: GET /api/a2a/v1/mes

AI SUMMARIZATION of anything — POST {text} (16,000 chars: transcripts, threads, logs), OR {url} (web page auto-scraped

Barcode generator for product, shipping, and inventory labels: GET ?data=&type= and receive a print-ready SVG plus PNG

Validate up to 25 payment card numbers (Luhn + brand) in a single call. Format only, no account lookup. Cheaper per-it

Validate up to 25 international phone numbers (E.164) in a single call. Cheaper per-item than individual requests.

Validate up to 25 Brazilian CNPJ company tax IDs in a single call. Cheaper per-item than individual requests — built f

Validate up to 25 Brazilian CPF tax IDs in a single call. Cheaper per-item than individual requests — built for bulk/K

TRANSLATION — POST {text, target} and get the translation plus the detected source language. Any language pair; target

Check drug-drug interactions against the authoritative French ANSM thesaurus before your agent acts on a prescription

Resolve a medication before your agent acts on a prescription or an order: official identity from the French BDPM regi

One consolidated medication report before your agent acts on a prescription or an order, by French CIS code or US NDC:

Find the French BDPM generic group of a medication before your agent substitutes or sources it: given a CIS code, exac

Check a medication's availability before your agent orders or substitutes it: shortage reports from the French ANSM (d

Tell safetyincidents.org which federal OSHA data or capability you wish existed. The cent is a spam gate, not a price:

Inspect a public JSON, RSS, or Atom URL, detect its record structure, and return a normalizer-verified FreshDelta moni

Normalize a bounded public JSON, RSS, or Atom source and return a signed monitoring cursor

Check whether an icon you already have meets real platform rules — W3C maskable safe zone (40%/50% circle), Android ad

Aura machine-readable x402 Bazaar market snapshot: Base-USDC price distribution, category demand, freshness, newest li

Hyrule Cloud is pay-per-use infrastructure for AI agents on AS215932: IPv6-native compute, outbound requests over Dire

List archived snapshots of a URL from the Internet Archive Wayback Machine (CDX index). Pass `url` + optional `from`/`

Exa — retrieve content for URLs or document IDs via our API key. Charges 0.1¢ per (url or id) × content field requeste

Firecrawl — Extract structured data from URLs using a schema.

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping

One specific fact for one country: VAT/GST rate, public holidays by country, visa requirements for travelers, tipping