{"api":"v1","generated_at":"2026-09-15T21:47:31.070Z","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/chess402-vercel-app-api-cloud-eval-4f8c01","pinned_page":"https://tollindex.com/e/chess402-vercel-app-api-cloud-eval-4f8c01/at/2026-09-15T21-20Z","pinned":false,"method":"https://tollindex.com/ledger/method","snapshot_at":"2026-09-15T21:20:12.737Z","snapshot_stamp":"2026-09-15T21-20Z","endpoint":{"slug":"chess402-vercel-app-api-cloud-eval-4f8c01","canonical_url":"https://chess402.vercel.app/api/cloud-eval","resource":"https://chess402.vercel.app/api/cloud-eval","http_method":"POST","type":"http","x402_version":2,"registries":["cdp"],"primary_registry":"cdp","curated_by_coinbase":false,"description":"Stockfish cloud evaluation for a FEN position. Returns depth, evaluation, and principal variation(s) when Lichess has the position cached.","service_name":null,"declared_category":null,"declared_tags":[],"route_template":null,"registry_updated":"2026-09-08T23:28:05.635Z"},"derived":{"note":"fields no registry supplies; TOLL derives them and marks them derived on the page","title":"cloud eval","category":"compute","first_observed_by_toll":"2026-09-10T19:08:24.178Z","last_observed_by_toll":"2026-09-15T21:20:12.737Z","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":"0.005 USDC","amount_units":0.005,"decimals_known":true,"pay_to":"0xfbd46201267609ad3c66bd1b99b7f1cc80b1852f","scheme":"exact"}],"counters":{"observed_at":"2026-09-15T21:20:12.737Z","calls_30d":5,"unique_payers_30d":5,"last_called_at":"2026-09-08T23:28:05.484Z"},"validation":{"latest":{"observed_at":"2026-09-15T04:43:19.024Z","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":"2026-09-15T04:43:19.024Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-15","state_changed":false},{"observed_at":"2026-09-14T04:38:50.290Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-14","state_changed":false},{"observed_at":"2026-09-13T04:37:02.853Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-13","state_changed":false},{"observed_at":"2026-09-12T06:53:30.755Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-12","state_changed":false},{"observed_at":"2026-09-11T10:28:14.052Z","state":"pass","failed_checks":[],"run_id":"daily-2026-09-11","state_changed":true}]},"seller":{"wallet":"0xfbd46201267609ad3c66bd1b99b7f1cc80b1852f","page":"https://tollindex.com/seller/0xfbd46201267609ad3c66bd1b99b7f1cc80b1852f","endpoints":3,"hosts":1},"reports":0,"registry_record":{"cdp":[{"type":"http","accepts":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","extra":{"name":"USD Coin","version":"2"},"payTo":"0xfbd46201267609ad3c66bd1b99b7f1cc80b1852f","amount":"5000","scheme":"exact","network":"eip155:8453","maxTimeoutSeconds":300}],"quality":{"lastCalledAt":"2026-09-08T23:28:05.484Z","l30DaysTotalCalls":5,"l30DaysUniquePayers":5},"resource":"https://chess402.vercel.app/api/cloud-eval","extensions":{"bazaar":{"info":{"input":{"body":{"fen":"rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1","multiPv":1},"type":"http","method":"POST","bodyType":"json"},"output":{"type":"json","example":{"fen":"rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1","pvs":[{"cp":27,"moves":"e2e4 c7c5 g1f3 d7d6 d2d4 c5d4"}],"depth":22,"knodes":13683}}},"schema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["fen"],"properties":{"fen":{"type":"string","maxLength":100,"minLength":15,"description":"Standard FEN position string, e.g. 'rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1'"},"multiPv":{"type":"integer","maximum":5,"minimum":1,"description":"Number of principal variations to return (1-5). Default 1."},"variant":{"enum":["standard","chess960","crazyhouse","antichess","atomic","horde","kingOfTheHill","racingKings","threeCheck"],"type":"string","description":"Chess variant. Default 'standard'."}},"description":"Cloud-eval request: FEN position to analyze plus options.","additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["fen","pvs"],"properties":{"fen":{"type":"string","description":"Echoed FEN that was evaluated."},"pvs":{"type":"array","items":{"type":"object","required":["moves"],"properties":{"cp":{"type":"integer","maximum":9007199254740991,"minimum":-9007199254740991,"description":"Evaluation in centipawns from the side-to-move POV."},"mate":{"type":"integer","maximum":9007199254740991,"minimum":-9007199254740991,"description":"Mate-in-N from the side-to-move POV, when applicable."},"moves":{"type":"string","description":"Space-separated UCI moves of the principal variation."}},"additionalProperties":{}},"description":"Principal variations (one per multiPv)."},"depth":{"type":"integer","maximum":9007199254740991,"minimum":-9007199254740991,"description":"Search depth in plies."},"knodes":{"type":"integer","maximum":9007199254740991,"minimum":-9007199254740991,"description":"Kilonodes searched."}},"description":"Cloud-eval response: depth, knodes, and principal variations.","additionalProperties":{}}}}}}}},"description":"Stockfish cloud evaluation for a FEN position. Returns depth, evaluation, and principal variation(s) when Lichess has the position cached.","lastUpdated":"2026-09-08T23:28:05.635Z","x402Version":2}]}}