{"uid":"cap_2EzLzPFXW49JNRLNy_0Lh","slug":"hyperliquid-oi-cap-ranking-d7aef007","name":"Hyperliquid OI-Cap Ranking","description":"Pay-per-call crypto microdata for trading/onchain AI agents via x402 (USDC on Base): Base gas, token risk, balances, multi-venue prices, Hyperliquid book/funding, kimchi premium. 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Show me the advance/decline ratio and the top 10 gainers and losers."},{"title":"Find high-funding perps for funding arbitrage","prompt":"Which Hyperliquid perpetuals have the highest positive funding rates right now? Show me the top 10 with at least $2M in 24h volume so I can evaluate funding capture trades."},{"title":"Identify unusual open interest activity","prompt":"Show me Hyperliquid perps with unusual activity or the highest open interest among the top 25 most liquid coins — I want to see which markets are seeing the biggest positioning."}],"resultDescription":"A JSON object containing: overall market breadth (advancers vs decliners, advance ratio, label like 'broad_rally'), total universe count, liquid coin count, venue name, timestamp, and arrays for top_gainers, top_losers, top_volume, top_open_interest, highest_funding, most_negative_funding, and unusual_activity — each entry includes coin symbol, mark price, 24h change %, volume, open interest, funding APR, vol/OI ratio, max leverage, and premium bps.","failureModes":["Payment required (402) if x402 USDC payment on Base is not attached or fails","Empty arrays if min_volume_usd filter is set too high and no coins qualify","Stale data if Hyperliquid upstream API is delayed (check updated_at timestamp)","limit exceeds maximum of 25 — returns validation error","Invalid query parameter types cause 400-level error"],"whenToPreferThis":"Use this endpoint when an AI agent needs a ranked, multi-dimensional snapshot of Hyperliquid perpetuals market structure — covering OI, funding, volume, price momentum, and breadth — in a single call. Prefer it over generic crypto price APIs when the specific goal is Hyperliquid perp market analysis, funding arbitrage screening, or broad market sentiment assessment. Requires no API key; payment is per-call via x402 (USDC on Base).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:42:22.210Z","isFirstParty":false,"canonicalSlug":"hyperliquid-oi-cap-ranking-d7aef007"}