{"uid":"cap_CXbTlxEC0PmNF-TEv8Grd","slug":"kalshi-prediction-markets-lookup-via-agenttoll-48443f93","name":"Kalshi Prediction Markets Lookup via AgentToll","description":"108+ receipt-backed x402 work products for AI agents. Clear prices, spend caps, buyer metadata, and structured results over Base USDC.","url":"https://agenttoll.dev/paid/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":"integer","maximum":100,"minimum":5},"category":{"type":"string","maxLength":50}}},"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"}}}}},"responseSchema":{"type":"json","example":{"source":"Kalshi Trade API","markets":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lCR-dtnO1Z4AqN27sgDQe","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches a list of active prediction market listings from Kalshi, filterable by category and result count.","exampleAgentPrompt":"Show me up to 50 Kalshi prediction markets in the politics category — I want to see what's currently available to trade.","exampleUseCases":[{"title":"Political event market research","prompt":"Pull up to 30 Kalshi prediction markets in the politics category so I can see which upcoming election or legislative events I can trade on."},{"title":"Economics forecasting market scan","prompt":"List the top 20 Kalshi markets in the economics category — I'm looking for contracts about inflation, interest rates, or GDP."},{"title":"General market discovery for agent","prompt":"Fetch all available Kalshi prediction markets across any category, up to 100 results, so I can analyze which events have active contracts right now."}],"resultDescription":"A JSON object with a 'source' field identifying 'Kalshi Trade API' and a 'markets' array containing prediction market contract objects, each describing an active or upcoming Kalshi market event including relevant metadata such as market titles, categories, and contract details.","failureModes":["Empty markets array returned if no markets match the specified category","Payment failure if USDC balance on Base is insufficient for the $0.02 per-call fee","Invalid category string returns empty or error response","Limit value outside 5–100 range rejected with validation error","Kalshi API downtime may result in upstream timeout or empty response"],"whenToPreferThis":"Use this endpoint when an AI agent needs structured, programmatic access to Kalshi prediction market listings — especially when filtering by category or controlling result count. Prefer this over scraping Kalshi's website directly, or when you need pay-per-call access without a long-term Kalshi API subscription. Ideal for agents doing market research, financial forecasting analysis, or monitoring prediction market availability across specific event domains.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:41:05.962Z","isFirstParty":false}