{"uid":"cap_gNbu_dc_Qfi9tLE9ZD22T","slug":"saylor-innovations-prediction-markets-3f530ce9","name":"Saylor Innovations Prediction Markets","description":"Trending Prediction Markets (Polymarket + Kalshi) — Prediction Markets","url":"https://saylorinnovations.com/api/predictions/trending?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","POST","PUT","PATCH","DELETE","HEAD"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["generated_at","events"],"properties":{"count":{"type":["number","null"]},"events":{"type":"array","items":{"type":"object"}},"generated_at":{"type":"string"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5KTY70YcHBbY02XHOTbdz","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns trending prediction markets aggregated from Polymarket and Kalshi in real-time","exampleAgentPrompt":"What are the trending prediction markets right now across Polymarket and Kalshi? Show me what events people are currently betting on.","exampleUseCases":[{"title":"Daily prediction market briefing","prompt":"Give me a rundown of the hottest prediction markets trending right now across Polymarket and Kalshi — I want to know what events are getting the most attention."},{"title":"Political event betting research","prompt":"Pull up the trending prediction markets so I can see which political events are being actively traded on Polymarket and Kalshi today."},{"title":"Automated market monitoring agent","prompt":"Fetch the current trending prediction markets from Polymarket and Kalshi and alert me if there are any new events related to crypto or tech that have appeared since yesterday."}],"resultDescription":"A JSON object containing a list of trending prediction market events aggregated from Polymarket and Kalshi, along with a count of events and a timestamp indicating when the data was generated. Each event item includes details about the market.","failureModes":["Upstream Polymarket or Kalshi APIs unavailable — returns partial or empty events array","Rate limiting or payment failure — 402 response requiring valid x402 payment","Stale data if aggregation pipeline is delayed — check generated_at timestamp","Empty events array if no trending markets are currently available"],"whenToPreferThis":"Choose this endpoint when you need a single aggregated feed of trending prediction markets from both Polymarket and Kalshi simultaneously, rather than querying each platform separately. It is ideal for agents that need a quick, unified snapshot of what markets are currently popular without managing multiple API integrations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-03T00:48:45.030Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-prediction-markets-3f530ce9"}