{"uid":"cap_qQQ4E0kvay0Tc_A6-DIWQ","slug":"hyperliquid-smart-money-data-api-coverage-probe-ab92a659","name":"Hyperliquid Smart Money Data API – Coverage Probe","description":"What history exists before you pay for it: how many markets we track, which asset classes, and the range covered. The cheap probe that tells an agent whether the paid series is worth buying","url":"https://whaletape.xyz/coverage","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"last_ts":1788010000,"symbols":320,"first_ts":1787400000,"asset_classes":["commodity","crypto","equity","fx","index"]}},"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_KB-HJL4gRJBng5ARRJRmq","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns metadata about how many markets, asset classes, and historical date ranges are tracked before committing to a paid data purchase","exampleAgentPrompt":"Before I pay for the full whale position data, check whaletape's coverage endpoint to see how many markets they track, which asset classes are included, and how far back their history goes.","exampleUseCases":[{"title":"Pre-purchase data scope check","prompt":"Check whaletape's coverage before I commit to pulling the full historical series — I need to know how many markets they track and whether the data goes back at least 6 months."},{"title":"Verifying asset class inclusion","prompt":"Does whaletape's smart money dataset cover altcoin perps, not just BTC and ETH? Can you hit their coverage endpoint and tell me which asset classes are included?"},{"title":"Backtesting feasibility assessment","prompt":"I want to backtest a funding rate strategy on Hyperliquid — first check whaletape's coverage to see how many markets and what date ranges they have recorded before I buy the data."}],"resultDescription":"Returns a summary of the data catalog: total number of markets tracked (e.g. 320+), the asset classes available, and the time range of historical data held — allowing the caller to assess whether the paid series meets their needs before purchasing.","failureModes":["HTTP 402 if payment header is missing or invalid","HTTP 500 if the coverage service is temporarily unavailable","Empty or partial response if catalog metadata is not yet initialized","Stale coverage counts if the underlying market index has not been refreshed recently"],"whenToPreferThis":"Use this endpoint as a low-cost ($0.001 USDC) first step before calling any paid whaletape data series. It is ideal when you need to verify that a specific market or date range is tracked before committing to a more expensive query. Prefer this over the full market snapshot or historical series endpoints when you only need catalog-level metadata, not actual price or position data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:59:29.512Z","isFirstParty":false}