{"uid":"cap_ml9bXSyQNx83h4GZ-7f2I","slug":"x402-factory-prediction-market-resolution-lookup-05bca722","name":"x402-factory Prediction Market Resolution Lookup","description":"Paid data APIs for AI agents: prediction-market analytics, weather intelligence, weather×market edge signals, and SEC/gov data. Paid endpoints use the x402 protocol (HTTP 402 + USDC on Base): call without payment to receive requirements, retry with an X-PAYMENT header. Machine-readable catalog: /llms.txt. Per-endpoint docs: /docs/{id}.","url":"https://x402-factory.com/v1/resolution/%7Bslug%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":{"outcome":"NO","per_venue":[{"venue":"kalshi","outcome":"NO","resolved_at":"2026-06-17T20:00:00Z"},{"venue":"polymarket","outcome":"NO","resolved_at":"2026-06-17T20:00:00Z"}],"source_url":"https://www.federalreserve.gov/monetarypolicy/fomccalendars.htm","resolved_at":"2026-06-17T20:00:00Z","final_p_24h_before":0.142},"meta":{"docs":"https://x402-factory.com/docs/probability.resolution","sources":["kalshi","polymarket"],"version":"1.0.0","endpoint":"/v1/resolution/{slug}","data_mode":"live","freshness":"static","request_id":"req_00000000","generated_at":"2026-08-21T03:58:58.157Z"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bGbgKrOeqtoNWKGusCohJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the final resolved outcome of a prediction market question by slug, aggregated across Kalshi and Polymarket, including the resolution timestamp and the 24h-before probability.","exampleAgentPrompt":"Look up the final resolution for the prediction market slug 'fed-rate-hike-june-2026' — I want to know if it resolved YES or NO on Kalshi and Polymarket, and what the probability was 24 hours before it closed.","exampleUseCases":[{"title":"Verify Fed rate decision market outcome","prompt":"Did the prediction market for the June 2026 FOMC rate hike resolve YES or NO? Pull the resolution data for slug 'fed-rate-hike-june-2026' from both Kalshi and Polymarket."},{"title":"Check election market final result","prompt":"What was the final resolved outcome for the 2026 midterm election prediction market with slug 'us-house-majority-2026'? I need the outcome per venue and when it resolved."},{"title":"Audit pre-resolution probability for backtesting","prompt":"For the prediction market slug 'recession-q2-2026', what was the market probability 24 hours before it resolved, and what did it ultimately resolve to?"}],"resultDescription":"A JSON object containing the aggregated resolved outcome (YES/NO), per-venue breakdowns from Kalshi and Polymarket with individual outcomes and resolution timestamps, the authoritative source URL, the overall resolution timestamp, and the market probability 24 hours before resolution. Metadata includes docs link, data sources, version, and request ID.","failureModes":["Unknown or invalid slug returns 404 or empty data","Market not yet resolved returns partial or null resolution fields","Payment not included returns HTTP 402 with USDC/Base payment requirements","Stale data if freshness is marked static and market data has not been updated","Slug format mismatch causes lookup failure"],"whenToPreferThis":"Use this endpoint when you need the definitive, multi-venue resolution result for a specific named prediction market event and want cross-platform verification (Kalshi + Polymarket) in a single call. Prefer this over scraping individual venue APIs when you need the 24h-before probability alongside the final outcome for backtesting, auditing, or research. Best for agents that already know the market slug and need a quick, authoritative resolution fact-check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-12T18:30:01.684Z","isFirstParty":false}