{"uid":"cap_0G6Zg8spDCHi6yzhegcRx","slug":"claw402-coinmarketcap-mcp-data-endpoint-9d5bfda6","name":"claw402 CoinMarketCap MCP Data Endpoint","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/crypto/cmc/mcp","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"code":0,"data":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.015","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":"$0.015/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.015","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fWRg0KwsS0BzuaPWTLLAt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.015","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches cryptocurrency market data from CoinMarketCap via a pay-per-call x402 USDC gateway, no API key required","exampleAgentPrompt":"Can you pull me the latest CoinMarketCap market data for Bitcoin and Ethereum — just pay the $0.015 USDC fee per call from my wallet, no API key needed.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a status code (code: 0 for success) and a data array containing CoinMarketCap market data such as coin listings, prices, market caps, or rankings depending on the properties queried.","failureModes":["Payment not received or insufficient USDC balance — 402 Payment Required response","Invalid or malformed properties parameter — returns empty data array","CoinMarketCap upstream API unavailable — propagated error in code field","Wallet not configured or x402 protocol not supported by client — payment handshake fails","Rate limiting from upstream CMC — delayed or empty response"],"whenToPreferThis":"Choose this endpoint when you need CoinMarketCap market data without registering for an API key or managing credentials — ideal for agents that can pay in USDC via the x402 protocol and want frictionless, pay-per-call crypto market lookups at $0.015 per request.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:51:53.747Z","isFirstParty":false}