Applications, APIs & agent tools
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Listing ID: x402:b4c832da84ca2df3719b85da9172271edfcd75d943c0f5a36d974f52e92016bf
Full on-chain due-diligence report for any NFT collection: mint supply, unique holders, top-10 ownership concentration with a verdict, wash-trad…
Listing ID: x402:b4d0c7792cb39986694b75bd59b166e8df4d8e548392af7f04d7f66fc75ff852
Validate a JSON document against a JSON Schema (draft 2020-12) with precise error paths — the exact check agents need before trusting structured…
Listing ID: x402:b7d2a292d1b96e8816c3396d3553fc0455b8c5fb71f770b4a4f8a0facf929e18
Validate an EVM address: syntactic checks plus the EIP-55 checksum test (keccak-256 mixed-case). Returns the canonical checksummed form, flags a…
Listing ID: x402:b97319f42f4142877bf30f1f2cd13edf2cc74c0d4405207d7a11b3452fed1f36
Calculate the fixed monthly payment for a loan from its principal, annual interest rate and term in years, plus total repaid and total interest …
Listing ID: x402:ba252d9333bcb8d3f4f08377b9c03f64b4df3e63da9a15909e172de6071e0eb1
Live cryptocurrency prices from CoinGecko's public API: current price in USD/EUR/GBP/JPY plus 24-hour change for any coin by id or common ticker…
Listing ID: x402:befd760df2ba8707f69e50d218446078366f0d6125d6cacbf998e87cad9b1ac4
Convert CSV to JSON (array of objects keyed by the header row) and JSON arrays back to CSV. Handles quoted fields with embedded delimiters, esca…
Listing ID: x402:bfb82879b07a7bed00ea4b5c9e0b2e9ac1f81e206b26d3ba80521aad61ac1f79
Convert Unix epoch timestamps to ISO/UTC dates and back. Millisecond timestamps are detected automatically; invalid dates are rejected with clea…
Listing ID: x402:c0b8697536be41ca339488db2b94e58432de8040f2e3a31ba1aa34907ca24366
Check whether a domain name is registered or available, via the official RDAP registry protocol (404 = available). For registered domains it als…
Listing ID: x402:c0f0206f80fa7f880cca4838633d85b91a78cf9ecf2f5946719ea07308d7f664
One-call on-chain profile of any Ethereum or Base wallet via Blockscout: native balance, transaction and transfer counts, activity recency, top …
Listing ID: x402:c4004db38ed5bcfe43077e9e994a8deb999a0e21ed9d6e2506f3e32ef7157c6a
Compute exact hash digests of UTF-8 text using Web Crypto (SHA family) and a verified pure-JS MD5 for legacy checksums. Deterministic — identica…
Listing ID: x402:c8032726ea7c3bf43011350518a8c5d86a5691d8f1aafade42a78dd4a0b65359
Add VAT to a net amount or remove VAT from a gross amount. Standard VAT rates for 36 countries are built in, or override with any custom rate. U…
Listing ID: x402:ca5a611d1c841962dd4d501262e3cc15614f453f92ee9db8101bcfad27a98da0
Top holders of any NFT collection with exact quantities, individual and cumulative ownership percentages, and concentration statistics — the dis…
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