{"slug":"api-saververify-com-v2-verify-46cc9c","title":"Independently check externally sourced factual claims in agent research and repo","host":"api.saververify.com","method":"POST","resource":"https://api.saververify.com/v2/verify","category":"market","description":"Independently check externally sourced factual claims in agent research and reports. Returns supported, contradicted, mixed or insufficient_evidence with web sources. Use when a claim needs a cited second check; not for transaction simulation, wallet risk or deterministic arithmetic. Live verificati","price_listed":0.2,"price_asked":0.2,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1758,"reported_calls_30d":5,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"claim":"NASA initially reported that DART shortened Dimorphos's orbital period around Didymos by 32 minutes, and later refined that measurement to 33 minutes. These figures describe an orbital-period change, not a change in a predicted Earth-impact time.","context":"Checking apparently conflicting figures in a science and engineering briefing. Assess the original and revised measurements and what they measure, using primary sources."},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"claim":{"description":"Claim or factual statement to verify","maxLength":8000,"minLength":1,"pattern":"\\S","type":"string"},"context":{"description":"Optional additional context","maxLength":12000,"type":"string"}},"required":["claim"],"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"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-18","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.2,"price_match":true,"latency_ms":1758,"error":null}],"description_full":"Independently check externally sourced factual claims in agent research and reports. Returns supported, contradicted, mixed or insufficient_evidence with web sources. Use when a claim needs a cited second check; not for transaction simulation, wallet risk or deterministic arithmetic. Live verification costs 0.20 USDC on Base via x402 v2.","last_updated":"2026-10-18T14:25:58.879Z","schemes":["exact"]}