{"uid":"cap_b_t1xXARamMU3V0e2w0Da","slug":"kalshi-prediction-markets-live-data-4012a444","name":"Kalshi Prediction Markets Live Data","description":"Live Kalshi prediction markets (CFTC-regulated), with implied probability from the yes bid/ask mid, volume and open interest.","url":"https://mcp.gapup.io/api/v1/call/kalshi_markets?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"async":{"type":"boolean","description":"If true, returns a job_id immediately (<200ms) instead of waiting for the result. Poll the result with job_result(job_id). Use for slow tools to avoid client timeouts."},"limit":{"type":"integer","maximum":100,"minimum":1,"description":"Maximum markets (default 20)"},"query":{"type":"string","maxLength":200,"description":"Free-text filter on the market question"},"status":{"enum":["open","closed","settled"],"type":"string","description":"Market status (default open)"},"includeRaw":{"type":"boolean","description":"Include Kalshi's original fields (default false)"},"includeUnpriced":{"type":"boolean","description":"Also return markets with no live bid/ask (default false — they carry no information)"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4f_NKLKfSVFYEh8i56Hnv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches live CFTC-regulated Kalshi prediction market listings with implied probability derived from yes bid/ask midpoint, trading volume, and open interest.","exampleAgentPrompt":"Pull up the top 20 open Kalshi prediction markets related to Federal Reserve interest rate decisions and show me the implied probability for each one.","exampleUseCases":[{"title":"Election outcome probability tracking","prompt":"Search Kalshi for all open prediction markets about the 2024 US presidential election and show me the implied probability from the bid/ask mid for each candidate winning."},{"title":"Fed rate cut market sentiment","prompt":"What does the Kalshi market currently think about the probability of a Fed rate cut at the next FOMC meeting? Pull up the relevant open markets with their implied odds."},{"title":"Crypto price event markets","prompt":"Find me up to 50 open Kalshi prediction markets related to Bitcoin or crypto prices and show me the volume and implied probability for each one."}],"resultDescription":"A list of Kalshi prediction market records, each including the market question, current implied probability (derived from yes bid/ask midpoint), trading volume, open interest, and market status. Optionally includes Kalshi's raw original fields. Markets with no live bid/ask are excluded by default.","failureModes":["Query string matches no markets — empty result set returned","Kalshi API unavailable or rate-limited — upstream error propagated","Limit exceeds maximum of 100 — validation error","Invalid status enum value — schema validation error","No priced markets available for query — empty list when includeUnpriced is false"],"whenToPreferThis":"Use this endpoint when you need live, CFTC-regulated prediction market data with implied probabilities derived from actual bid/ask quotes rather than just settlement prices. Prefer this over general news or sentiment APIs when you need crowd-sourced probabilistic forecasts on political, economic, or event outcomes backed by real money. Best for agents that need structured market data rather than qualitative opinion.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T12:46:08.859Z","isFirstParty":false,"canonicalSlug":"kalshi-prediction-markets-live-data-4012a444"}