{"uid":"cap_sL4aOfVdDjFZ9eWeFe0H9","slug":"coinmarketcap-7b3cc5db","name":"CoinMarketCap MCP via x402","description":"MCP access via x402 (beta)","url":"https://pro-api.coinmarketcap.com/x402/mcp","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.01/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_s5H6O6JWJZMP4DIw9ijDv","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Provides MCP-protocol access to CoinMarketCap's full suite of cryptocurrency market data APIs, paid per-call via x402 micropayments","exampleAgentPrompt":"Pull the latest market data for Bitcoin, Ethereum, and Solana from CoinMarketCap — I need their current prices, market caps, and 24-hour percentage changes.","exampleUseCases":null,"resultDescription":"Returns cryptocurrency market data including prices, market capitalizations, rankings, volume, and other metrics for queried assets, delivered via the MCP protocol in response to tool calls made through the x402 payment-gated endpoint.","failureModes":["Insufficient USDC balance or failed x402 payment results in 402 Payment Required response","Invalid or unsupported MCP tool call format returns an error","Requested cryptocurrency symbol not found returns empty or error result","Rate limits exceeded returns 429 Too Many Requests","Network timeout if CoinMarketCap backend is slow or unavailable"],"whenToPreferThis":"Use this endpoint when an AI agent needs programmatic, pay-per-call access to CoinMarketCap's authoritative crypto market data via the MCP protocol, especially in agentic workflows where x402 micropayments are already supported and you need trusted, real-time pricing and rankings without a traditional API key subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:34:11.153Z","isFirstParty":false}