{"uid":"cap_EZShAjkUE5XiuK3VyKK4c","slug":"romny-cross-venue-odds-robinhood-prediction-market-catalog-e9b8f1ed","name":"Romny Cross-Venue Odds – Robinhood Prediction Market Catalog","description":"Robinhood prediction-market event/contract catalog (normalized)","url":"https://api.romny.dpdns.org/v1/rh/markets?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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":[],"properties":{"limit":{"type":"string","description":"Max contracts (1-500, default 50)"},"cursor":{"type":"string","description":"Optional pagination cursor (contract_id)"},"status":{"enum":["active","all"],"type":"string","description":"active or all"},"category":{"type":"string","description":"Optional category filter (substring)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/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_8PCi1rsCoY_nIWFHyEnvu","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a paginated catalog of Robinhood prediction-market events and contracts, normalized for cross-venue comparison with Polymarket.","exampleAgentPrompt":"Show me up to 100 active Robinhood prediction market contracts in the politics category so I can compare them against Polymarket.","exampleUseCases":[{"title":"Arbitrage opportunity discovery","prompt":"Pull up to 200 active Robinhood prediction market contracts and filter for anything in the economics category — I want to compare them against Polymarket prices."},{"title":"Browsing all available markets","prompt":"Give me the full list of all Robinhood prediction market contracts, active and inactive, up to 500 results, so I can see the complete event catalog."},{"title":"Paginating through contract catalog","prompt":"I already have a cursor from my last Robinhood markets fetch — continue from that cursor and get the next 50 active prediction market contracts."}],"resultDescription":"Returns a paginated list of normalized Robinhood prediction-market event and contract records, including contract IDs (usable as pagination cursors), statuses, and category labels, structured for cross-venue comparison with Polymarket data.","failureModes":["Invalid limit value outside 1-500 range returns an error","Invalid status enum value (not 'active' or 'all') returns a validation error","Expired or invalid pagination cursor returns an error or empty results","Payment failure via x402 protocol results in 402 response blocking data access","Network timeout if the upstream Robinhood data source is unavailable"],"whenToPreferThis":"Use this endpoint when you need a browsable, paginated catalog of Robinhood prediction-market contracts — especially when building cross-venue comparisons or arbitrage screens against Polymarket. Prefer this over the RH↔Polymarket matched-pairs endpoint when you need to discover or enumerate all available Robinhood contracts rather than only those already matched to Polymarket counterparts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:05:29.383Z","isFirstParty":false,"canonicalSlug":"romny-cross-venue-odds-robinhood-prediction-market-catalog-e9b8f1ed"}