{"slug":"api-youraitools-co-x402fix-v1-lite-b8e238","title":"x402 endpoint tester API (payment-required validator)","host":"api.youraitools.co","method":"POST","resource":"https://api.youraitools.co/x402fix/v1/lite","category":"code","description":"x402 endpoint tester API (payment-required validator). x402 endpoint doctor for sellers: probes your paid URL unpaid (GET, HEAD, empty POST, CORS preflight; never pays) and returns a grade and a fix list. Checks the v2 PAYMENT-REQUIRED header and v1 body, every accepts entry (USDC asset, EIP-712 dom","price_listed":0.005,"price_asked":0.005,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":25,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:137","eip155:42161","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"url":"https://api.youraitools.co/counterpartycheck/v1/lite"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"description":"Search intents: x402 validator, test x402 endpoint, 402 payment required checker, x402 debug, x402 seller tools, payment header check","properties":{"framework":{"description":"Server framework for the generated snippet (check tier, default hono)","enum":["hono","express","next"],"type":"string"},"method":{"description":"Method your paid route uses (default: from its Bazaar declaration, else GET)","enum":["GET","POST"],"type":"string"},"url":{"description":"Full https URL of the paid x402 route (site tier: the origin or API base URL)","type":"string"}},"required":["url"]},"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":{"fixes":{"type":"array"},"grade":{"type":"string"},"method":{"type":"string"},"score":{"type":"number"},"status":{"type":"string"},"summary":{"type":"string"},"tier":{"type":"string"},"url":{"type":"string"},"x402":{"type":"object"}},"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-25","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":25,"error":null}],"description_full":"x402 endpoint tester API (payment-required validator). x402 endpoint doctor for sellers: probes your paid URL unpaid (GET, HEAD, empty POST, CORS preflight; never pays) and returns a grade and a fix list. Checks the v2 PAYMENT-REQUIRED header and v1 body, every accepts entry (USDC asset, EIP-712 domain, Solana feePayer, atomic amount, payTo), multichain price consistency and the Bazaar declaration against its own JSON Schema.","last_updated":"2026-10-25T03:42:13.466Z","schemes":["exact"]}