{"slug":"minty-sprout-onrender-com-v1-x402-listing-doctor-c9b639","title":"x402 listing doctor for sellers","host":"minty-sprout.onrender.com","method":"POST","resource":"https://minty-sprout.onrender.com/v1/x402-listing-doctor","category":"other","description":"x402 listing doctor for sellers: why a paid endpoint gets no buyers. Runs the x402 preflight, Coinbase's CDP validator, and presence checks in the CDP Bazaar and 402index, then returns concrete fixes: 402 before input validation, Bazaar metadata, description over 500 chars or instruction-like, slow ","price_listed":0.005,"price_asked":0.005,"state":"answering","state_label":"Answering","checks_7d":4,"answered_7d":4,"latency_ms_median":172,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"input":"https://x402-preflight.nextill-pos.workers.dev/v1/preflight"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"properties":{"input":{"description":"URL of your paid x402 endpoint, optionally prefixed with GET or POST","maxLength":8000,"type":"string"}},"required":["input"],"type":"object"},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"method":{"enum":["POST"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"properties":{"cdp_validation":{"type":"object"},"fixes":{"items":{"type":"string"},"type":"array"},"listed":{"type":"object"},"verdict":{"enum":["ok","warn","block"]}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-11-04","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":170,"error":null},{"day":"2026-11-03","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":174,"error":null},{"day":"2026-11-02","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":171,"error":null},{"day":"2026-11-01","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":174,"error":null}],"description_full":"x402 listing doctor for sellers: why a paid endpoint gets no buyers. Runs the x402 preflight, Coinbase's CDP validator, and presence checks in the CDP Bazaar and 402index, then returns concrete fixes: 402 before input validation, Bazaar metadata, description over 500 chars or instruction-like, slow or sleeping host, no settled sale yet. Input: endpoint URL, optionally 'POST <url>'. Deterministic, no LLM.","last_updated":"2026-10-31T22:31:47.09Z","schemes":["exact"]}