the402 x402 endpoint directory

Search Wikidata for entities matching a text query, returning candidate Q-ids with labels and descriptions.

Validate a Latvian VAT (PVN) number via the State Revenue Service VAT-payers register on data.gov.lv. Validity means t

Validate a Polish VAT (NIP) number via the Ministry of Finance VAT white list (Wykaz podatników VAT). Validity means t

Validate a Czech VAT (DIČ) number for a legal entity via ARES (Czech Ministry of Finance). Validity means the subject

Validate a French VAT (TVA) number via the government recherche-entreprises API. Validity means the SIREN exists and t

Validate a Finnish VAT (ALV) number via the PRH/YTJ open data API. Validity means the entity exists and holds a live e

Validate a Norwegian VAT (MVA) number via the Brønnøysund Enhetsregisteret. Validity means the entity exists and is en

Validate an email address — syntax, MX/A deliverability lookup, and disposable / role-based address detection. No mail

Look up a domain's RDAP registration data — registrar, status, creation/expiry/update dates, nameservers and DNSSEC. U

Open a TLS connection to a host and report its certificate — issuer, subject, validity window, days remaining, SANs, f

Reference exchange rates for a base currency against some or all supported currencies (latest or a historical date).

Convert an amount from one currency to another using reference rates (latest or a historical date). Amount defaults to

Reverse-resolve an IPv4 or IPv6 address to its PTR hostname(s). No PTR record returns an empty list. This is reverse D

Resolve DNS records for a hostname — A, AAAA, CNAME, MX, TXT, NS, SOA, CAA or SRV. NXDOMAIN or an absent record type r

Measures water and wetland share for exactly two European coordinates with one method and reports the signed differenc

Measures built-up share for exactly two European coordinates with one method and reports the signed difference and win

Measures tree-cover share for exactly two European coordinates with one method and reports the signed difference and w

Measures grassland share for exactly two European coordinates with one method and reports the signed difference and wi

Measures cropland share for exactly two European coordinates with one method and reports the signed difference and win

Measures dominant land-cover class for exactly two European coordinates with one method and reports the signed differe

Measures surface drainage tendency for exactly two European coordinates with one method and reports the signed differe

Measures solar orientation index for exactly two European coordinates with one method and reports the signed differenc

Measures local depression depth for exactly two European coordinates with one method and reports the signed difference

Measures local relief for exactly two European coordinates with one method and reports the signed difference and winne

Measures topsoil texture class for exactly two European coordinates with one method and reports the signed difference

Measures terrain ruggedness for exactly two European coordinates with one method and reports the signed difference and

Measures dominant aspect for exactly two European coordinates with one method and reports the signed difference and wi

Measures topsoil coarse fragments for exactly two European coordinates with one method and reports the signed differen

Measures maximum slope for exactly two European coordinates with one method and reports the signed difference and winn

Measures mean slope for exactly two European coordinates with one method and reports the signed difference and winner

Measures topsoil nitrogen for exactly two European coordinates with one method and reports the signed difference and w

Measures elevation for exactly two European coordinates with one method and reports the signed difference and winner w

Measures topsoil cation exchange capacity for exactly two European coordinates with one method and reports the signed

Measures topsoil bulk density for exactly two European coordinates with one method and reports the signed difference a

Measures topsoil organic carbon for exactly two European coordinates with one method and reports the signed difference

Measures topsoil silt for exactly two European coordinates with one method and reports the signed difference and winne

Measures topsoil sand for exactly two European coordinates with one method and reports the signed difference and winne

Measures topsoil clay for exactly two European coordinates with one method and reports the signed difference and winne

Measures topsoil ph for exactly two European coordinates with one method and reports the signed difference and winner

One page load answers everything an agent needs to reason about a page: the DOM after JavaScript capped at 2 MB, the C

One page load answers everything an agent needs to reason about a page: the DOM after JavaScript capped at 2 MB, the C

Decode a 3-character World Manufacturer Identifier (the first three characters of a VIN) to the assigning manufacturer

X/Twitter account search for AI agents - find accounts by name, topic or keyword, no API key or login. Up to 20 matchi

X/Twitter replies for AI agents - the reply thread under any post, by tweet id, no API key or login. Up to 20 replies

X/Twitter user timeline for AI agents - the latest tweets from any handle, no Twitter API key or login. Up to 20 newes

Fetch any public web page and return clean main content as JSON: title, author, publish date, hostname, excerpt, full

Mean SoilGrids sand fraction for the 0-5 cm layer. The service evaluates a circular 1,000 metre neighborhood around on

Mean SoilGrids sand fraction for the 0-5 cm layer. The service evaluates a circular 250 metre neighborhood around one

Mean SoilGrids sand fraction for the 0-5 cm layer. The service evaluates the bounded polygon supplied by the caller an

Mean SoilGrids clay fraction for the 0-5 cm layer. The service evaluates a circular 1,000 metre neighborhood around on