{"uid":"cap_dO_dfhPY3-yUvewG6P7sk","slug":"hyperliquid-predictions-most-active-26cd38d7","name":"Hyperliquid Predictions Most-Active","description":"Operator-neutral Hyperliquid trading intelligence — perp fills, position lifecycles, all-wallet leaderboards, trader cohorts, liquidation risk and prediction markets. Every endpoint is FIRST-PARTY: computed from our own node_fills ledger and the Hyperliquid public info API (no third-party data source). Free quota, then HTTP 402 (x402: pay-per-call in USDC, no account, no key).","url":"https://hyperliquid-data.v1337.org/services/hyperliquid-data/v1/predictions/most-active","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":{"type":"object","description":"Operator-defined JSON payload. Probe the upstream or consult the operator's /openapi.json for the concrete shape.","additionalProperties":true},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"bodyType":{"enum":["json","form-data","text"],"type":"string"},"queryParams":{"type":"object","additionalProperties":{"type":"string"}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_euzwkyrCKNhweZnfxVFah","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the most actively traded prediction markets on Hyperliquid, ranked by activity metrics derived from first-party fill and position data.","exampleAgentPrompt":"Show me the most active prediction markets on Hyperliquid right now — I want to see which ones have the highest trading engagement based on fills and activity.","exampleUseCases":null,"resultDescription":"A ranked list of the most active prediction markets on Hyperliquid, likely including market identifiers, activity scores, fill counts, volume metrics, and participant counts, all computed from first-party node_fills ledger data.","failureModes":["HTTP 402 if free quota is exhausted and x402 payment is not provided or fails","Empty or sparse results if no prediction markets are currently active","Upstream Hyperliquid API unavailability causing stale or missing data","Malformed request body causing a 400 error","Timeout if the node_fills ledger query is slow under high load"],"whenToPreferThis":"Use this endpoint when you need a first-party, operator-neutral ranking of Hyperliquid prediction markets by trading activity — especially when you distrust third-party aggregators and want data computed directly from on-chain fills. Prefer this over general Hyperliquid perp or leaderboard endpoints when your specific interest is in prediction market instruments rather than standard perpetual contracts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:42:54.452Z","isFirstParty":false}