{"uid":"cap_qEqGs55CZaNle-RbxXH5B","slug":"x402-agentutility-ai-c5118390","name":"Kalshi Markets Feed via x402.agentutility.ai","description":"Kalshi markets / event contracts / Kalshi API / CFTC-regulated prediction markets / Kalshi browse / KalshiEX markets list. Pulls live markets from api.elections.kalshi.com with filter by status, series ticker, event ticker, free-text query, minimum volume. Prices converted from cents to 0-1 probabilities for easy cross-venue compare. DATA only — no order entry.","url":"https://x402.agentutility.ai/kalshi-markets","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"properties":{"limit":{"type":"number","description":"1-200. Default 50."},"query":{"type":"string","description":"Free-text filter on title / ticker / subtitle / event_ticker (substring)."},"cursor":{"type":"string","description":"Pagination cursor from previous response."},"status":{"enum":["open","closed","settled","active"],"type":"string","description":"Default 'open'."},"min_volume":{"type":"number","description":"Minimum 24-hr volume filter (server-side, on returned page)."},"event_ticker":{"type":"string","description":"Filter by event ticker."},"series_ticker":{"type":"string","description":"Filter by series (e.g. 'KXELONMARS')."}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"count":{"type":"integer"},"cursor":{"type":"string"},"markets":{"type":"array","items":{"type":"object","properties":{"title":{"type":"string"},"status":{"type":"string"},"ticker":{"type":"string"},"volume_24h":{"type":"integer"},"yes_mid_prob":{"type":"number"}}}},"attribution":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"count":10,"cursor":"CgYI...","markets":[{"title":"Will Elon Musk visit Mars in his lifetime?","status":"open","ticker":"KXELONMARS-99","volume_24h":1234,"yes_mid_prob":0.28}],"attribution":"Data: Kalshi public API. https://kalshi.com"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_zdOyfd0xZq-DefEdmlMk1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches live Kalshi prediction market contracts with filtering by status, series, event, keyword, and volume; returns prices as 0–1 probabilities.","exampleAgentPrompt":"Pull all active Kalshi markets related to Federal Reserve rate decisions with at least 500 contracts of volume and show me the prices as probabilities so I can compare them across venues.","exampleUseCases":null,"resultDescription":"A list of live Kalshi market contracts matching the filters, each with series ticker, event ticker, market title, current yes/no prices converted from cents to 0–1 probabilities, volume, and market status.","failureModes":["Kalshi upstream API unavailable — returns error or empty list","Invalid series or event ticker — returns empty result set","No markets match filter criteria — returns empty array","Minimum volume filter too high — returns fewer or zero results","Payment failure (x402 USDC) — request not processed"],"whenToPreferThis":"Use this endpoint when you need live, CFTC-regulated prediction market data from Kalshi specifically, especially when you want prices already normalized to 0–1 probabilities for easy cross-venue comparison. Prefer this over scraping Kalshi directly or using general financial data APIs when the goal is event contract discovery and probability lookup without order entry.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:07:21.195Z","isFirstParty":false}