{"api":"v1","generated_at":"2026-09-15T18:52:49.945Z","licence":{"name":"CC BY 4.0","url":"https://creativecommons.org/licenses/by/4.0/","attribution":"TOLL, with a link to the page cited"},"page":"https://tollindex.com/e/10x402-com-lint-envelope-one-42966e","pinned_page":"https://tollindex.com/e/10x402-com-lint-envelope-one-42966e/at/2026-09-15T16-57Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-09-15T16:57:44.360Z","snapshot_stamp":"2026-09-15T16-57Z","endpoint":{"slug":"10x402-com-lint-envelope-one-42966e","canonical_url":"https://10x402.com/lint/envelope/one","resource":"https://10x402.com/lint/envelope/one","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"Run ONE named check against a response you paste","service_name":"10x402","declared_category":null,"declared_tags":["x402","lint","conformance","developer-tools"],"route_template":null,"registry_updated":"2026-09-01T14:01:01.186Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"envelope one","category":"other","first_observed_by_toll":"2026-09-10T19:08:24.178Z","last_observed_by_toll":"2026-09-15T16:57:44.360Z","observation_began":"2026-09-10"},"presence":{"listed_now":true,"first_absent_at":null,"delisting_confirmed_at":null,"events":[{"registry":"cdp","at":"2026-09-10T19:08:24.178Z","event":"listed"}]},"accepts":[{"registry":"cdp","ordinal":0,"network":"eip155:8453","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","asset_name":"USD Coin","symbol":"USDC","decimals":6,"amount_display":"0.004 USDC","amount_units":0.004,"decimals_known":true,"pay_to":"0x885E7BEF433eb78F5976b28A7c10739c98DB11E5","scheme":"exact"},{"registry":"cdp","ordinal":1,"network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","asset_name":null,"symbol":"USDC","decimals":6,"amount_display":"0.004 USDC","amount_units":0.004,"decimals_known":true,"pay_to":"6Cg4g7rXQApimMc9wVJGLLZfHsvbwGpGrUpGDgyJ2RaP","scheme":"exact"}],"counters":{"observed_at":"2026-09-15T16:57:44.360Z","calls_30d":6,"unique_payers_30d":4,"last_called_at":"2026-09-01T14:01:00.854Z"},"validation":{"latest":{"observed_at":"2026-09-15T04:34:37.013Z","state":"pass","failed_checks":[],"endpoint_http_status":402,"run_id":"daily-2026-09-15"},"uptime":[{"days":7,"observed":5,"passed":5,"ratio":1},{"days":30,"observed":5,"passed":5,"ratio":1},{"days":90,"observed":5,"passed":5,"ratio":1}],"history_90d":[{"observed_at":"2026-09-15T04:34:37.013Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-15","state_changed":false},{"observed_at":"2026-09-14T04:30:45.129Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-14","state_changed":false},{"observed_at":"2026-09-13T04:29:14.725Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-13","state_changed":false},{"observed_at":"2026-09-12T06:45:02.323Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-12","state_changed":false},{"observed_at":"2026-09-11T10:17:31.790Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-11","state_changed":true}]},"seller":{"wallet":"0x885E7BEF433eb78F5976b28A7c10739c98DB11E5","page":"https://tollindex.com/seller/0x885E7BEF433eb78F5976b28A7c10739c98DB11E5","endpoints":8,"hosts":1},"reports":0,"registry_record":{"cdp":[{"tags":["x402","lint","conformance","developer-tools"],"type":"http","accepts":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0x885E7BEF433eb78F5976b28A7c10739c98DB11E5","amount":"4000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":60},{"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","extra":{"feePayer":"GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"},"payTo":"6Cg4g7rXQApimMc9wVJGLLZfHsvbwGpGrUpGDgyJ2RaP","amount":"4000","scheme":"exact","network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","maxTimeoutSeconds":60}],"quality":{"lastCalledAt":"2026-09-01T14:01:00.854Z","l30DaysTotalCalls":6,"l30DaysUniquePayers":4},"resource":"https://10x402.com/lint/envelope/one","extensions":{"bazaar":{"info":{"input":{"body":"{\"status\":402,\"headers\":{\"content-type\":\"application/json\"},\"body\":\"{\\\"x402Version\\\":1,\\\"accepts\\\":[{\\\"scheme\\\":\\\"exact\\\",\\\"network\\\":\\\"base\\\",\\\"maxAmountRequired\\\":\\\"1000\\\",\\\"resource\\\":\\\"https://example.com/api/thing\\\",\\\"description\\\":\\\"an example paid endpoint\\\",\\\"mimeType\\\":\\\"application/json\\\",\\\"payTo\\\":\\\"0x0000000000000000000000000000000000000001\\\",\\\"maxTimeoutSeconds\\\":60,\\\"asset\\\":\\\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\\\",\\\"extra\\\":{\\\"name\\\":\\\"USD Coin\\\",\\\"version\\\":\\\"2\\\"},\\\"outputSchema\\\":{\\\"input\\\":{\\\"type\\\":\\\"http\\\",\\\"method\\\":\\\"POST\\\",\\\"discoverable\\\":true,\\\"bodyType\\\":\\\"text\\\",\\\"description\\\":\\\"the request body\\\"},\\\"output\\\":{\\\"type\\\":\\\"string\\\",\\\"description\\\":\\\"the response body\\\"}}}]}\",\"check\":\"V2_HEADER_PRESENT\"}","type":"http","method":"POST","bodyType":"text"},"output":{"type":"text","format":"application/json","example":"{\"check\":\"V2_HEADER_PRESENT\",\"applied\":true,\"passed\":false,\"finding\":{\"severity\":\"error\",\"code\":\"V2_HEADER_PRESENT\",\"message\":\"no PAYMENT-REQUIRED response header — this endpoint publishes no x402 v2 envelope.\",\"fix\":\"Add a PAYMENT-REQUIRED response header to the 402 carrying the standard-base64 JSON v2 envelope. This costs you DISCOVERY rather than payment, and the distinction is worth being precise about: @x402/core reads the header first but DOES fall back to a v1 body when there is none, so the current client generation can still pay you. What it cannot do is find you — CDP marks the PAYMENT-REQUIRED header a required indexing check, so a v1-only 402 is not catalogued at all, and a strictly-v2 client cannot pay it either. Keep the v1 body exactly as it is; the two versions share a 402 without either noticing the other.\",\"core\":false,\"sources\":[{\"kind\":\"spec\",\"ref\":\"specs/transports-v2/http.md:7-25 § Payment Required Signaling\"},{\"kind\":\"cdp-validator\",\"ref\":\"cdp-validator-toolshed.json preflight[6] payment_required_header (required)\"},{\"kind\":\"client-code\",\"ref\":\"@x402/core@2.23.0 dist/cjs/http/index.js:1620-1628 — the v2 client DOES fall back to a v1 body\"},{\"kind\":\"field-report\",\"ref\":\"x402-foundation/x402#3091 — x402-fetch@1.x is still a live buyer population\"}]},\"regime\":\"bazaar\",\"severity\":\"error\",\"core\":false,\"sources\":[{\"kind\":\"spec\",\"ref\":\"specs/transports-v2/http.md:7-25 § Payment Required Signaling\"},{\"kind\":\"cdp-validator\",\"ref\":\"cdp-validator-toolshed.json preflight[6] payment_required_header (required)\"},{\"kind\":\"client-code\",\"ref\":\"@x402/core@2.23.0 dist/cjs/http/index.js:1620-1628 — the v2 client DOES fall back to a v1 body\"},{\"kind\":\"field-report\",\"ref\":\"x402-foundation/x402#3091 — x402-fetch@1.x is still a live buyer population\"}],\"summary\":{\"versions_detected\":[1],\"payTo\":\"0x0000000000000000000000000000000000000001\",\"network\":\"base\",\"price\":\"$0.001 (1000 atomic)\"},\"checks_run\":1}"}},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"string","maxLength":262144,"description":"a JSON object: { \"status\": 402, \"headers\": { … }, \"body\": \"…\", \"check\": \"V2_B64_URLSAFE\" } — exactly one check id from GET /check, up to 256 KB"},"type":{"type":"string","const":"http"},"method":{"type":"string","const":"POST"},"bodyType":{"type":"string","const":"text"}},"additionalProperties":false},"output":{"type":"object","required":["type","format"],"properties":{"type":{"type":"string","const":"text"},"format":{"type":"string","const":"application/json","description":"a JSON single-check report: check, applied, passed, the finding with its fix (or null), regime, sources and the envelope summary"},"example":{"type":"string","description":"the sample request body above, actually run through this endpoint — or, when that run is larger than a response header should carry, an object naming its size and the free URL it is published at in full"}},"additionalProperties":false}}}}},"description":"Run ONE named check against a response you paste","lastUpdated":"2026-09-01T14:01:01.186Z","serviceName":"10x402","x402Version":2}]}}