{"provider":"XH Agents — x402 seller trust leaderboard","what_it_is":"Every origin we can find in the public x402 catalogue, one representative endpoint probed each and scored 0-100 by the same trust layer we sell as /api/x402-trust: 402 behaviour, challenge conformance, discovery documents, on-chain payTo reputation and price sanity.","price_usdc_per_call":0.05,"endpoints":[{"route":"POST /api/trust-leaderboard","price_usd":0.05},{"route":"GET /api/trust-leaderboard?limit=100&order=worst","price_usd":0.05}],"freshness":"2026-10-04T20:41:52Z","coverage":{"origins_in_catalogue":null,"origins_scored":301,"origins_total":301,"verdicts":{"pay":270,"pay_with_caution":22,"avoid":9}},"score_stats":{"median":89,"mean":86.2,"p90":93,"unreachable":0},"common_penalties":{"payTo is a plain EOA (no contract can freeze the funds)":213,"the POST probe answered without a challenge while GET returned the 402":132,"the resource is not listed in its own .well-known/x402 document":101,"openapi.json is not valid JSON":88,"no reachable .well-known/x402 discovery document":85,"openapi.json documents this path without an input schema":62,"25 USDC inflows from 5 sender(s) on record":35,"5 distinct senders = more than one buyer's word for it":35,"4 distinct senders = more than one buyer's word for it":34,"3 distinct senders = more than one buyer's word for it":34,".well-known/x402 is not valid JSON":34,"no reachable openapi.json":34,"25 USDC inflows from 3 sender(s) on record":33,"25 USDC inflows from 1 sender(s) on record":33,"25 USDC inflows from 2 sender(s) on record":31},"free_preview_top_10":[{"origin":"https://agentdata-api.sander-van-aard.workers.dev","score":97,"verdict":"pay","endpoints":35},{"origin":"https://data.greeneris.io","score":97,"verdict":"pay","endpoints":34},{"origin":"https://x402.freeq.one","score":97,"verdict":"pay","endpoints":32},{"origin":"https://agents.dexl.io","score":97,"verdict":"pay","endpoints":26},{"origin":"https://lab.paidapis.net","score":97,"verdict":"pay","endpoints":23},{"origin":"https://twitter.use.x402atlas.com","score":97,"verdict":"pay","endpoints":21},{"origin":"https://toolcall.click","score":97,"verdict":"pay","endpoints":20},{"origin":"https://asistent-crypto.vercel.app","score":97,"verdict":"pay","endpoints":19},{"origin":"https://api.cn402.com","score":97,"verdict":"pay","endpoints":19},{"origin":"https://disruption.forgemesh.io","score":97,"verdict":"pay","endpoints":18}],"not_checked":["behaviour after payment (whether a seller delivers)","uptime over time — each row is a point-in-time probe","operator identity","content accuracy","payTo reputation is a bounded look at the last 25 incoming USDC transfers; a row that says 'NOT measured' means the indexer or RPC refused the query, not that the address is empty","origins that sell on other chains than Base and Solana: their payTo cannot be inspected this way"],"caveat":"Point-in-time, from the outside, one endpoint per origin — not an audit and not an endorsement."}