{"uid":"cap_wYmYlV28cn2m56uHD10gS","slug":"coinank-market-cap-rank-indicator-d430e424","name":"CoinAnk Market Cap Rank Indicator","description":"Backed by vergex.trade. Pay for any API with USDC. No API keys. No registration. Just a wallet.","url":"https://claw402.ai/api/v1/coinank/indicator/market-cap-rank","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"],"type":"string"},"queryParams":{"type":"object","properties":{"symbol":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"code":0,"data":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UNzdksJZfrU55MFTOqBN6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns cryptocurrency market cap ranking indicator data, optionally filtered by symbol, via x402 USDC micropayment.","exampleAgentPrompt":"What is the market cap rank indicator for Ethereum right now — can you pull the latest data from CoinAnk?","exampleUseCases":null,"resultDescription":"A JSON object with a code field (0 for success) and a data array containing market cap rank indicator entries for the queried cryptocurrency symbol, sourced from CoinAnk analytics.","failureModes":["Payment not included or insufficient USDC — HTTP 402 returned","Invalid or unrecognized symbol query param — empty data array returned","Network timeout or gateway unavailability — connection error","Malformed request parameters — non-zero code in response body"],"whenToPreferThis":"Use this endpoint when you need cryptocurrency market cap ranking data from CoinAnk without API key registration, paying per-call in USDC via x402 protocol. Prefer this over traditional crypto data APIs when operating in a wallet-native, keyless agent environment and need market cap rank indicators for one or a few symbols at a time.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:49:06.059Z","isFirstParty":false}