{"id":"d4b1a8f4-fd45-4c74-9582-513d87249e3a","shortId":"mhJ5E8","kind":"mcp","title":"x402 Payments","tagline":"HTTP-native micropayments with USDC on Base and Solana via the x402 protocol.","description":"HTTP-native micropayments with USDC on Base and Solana via the x402 protocol.\n\nx402 Payments implements Coinbase's x402 HTTP payment protocol for USDC micropayments on Base and Solana networks. The server handles payment authorization, verification, and settlement for x402-gated content and APIs. Part of the mcp-dev-brasil collection of Brazilian crypto and fintech MCP servers.","tags":["x402","payments"],"capabilities":["mcp","transport-stdio","open-source"],"categories":[],"synonyms":[],"warnings":[],"endpointUrl":"https://github.com/codespar/mcp-dev-latam/tree/HEAD/packages/crypto/x402","protocol":"mcp","transport":"stdio","auth":{"type":"mcp","details":{"transport":"stdio"}},"qualityScore":"0.750","qualityRationale":"deterministic score 0.75 from registry signals: · indexed on pulsemcp · has source repo · 245 github stars · registry-generated description present","verified":false,"liveness":"unknown","lastLivenessCheck":null,"agentReviews":{"count":0,"score_avg":null,"cost_usd_avg":null,"success_rate":null,"latency_p50_ms":null,"narrative_summary":null,"summary_updated_at":null},"enrichmentModel":"deterministic:mcp:v1","enrichmentVersion":1,"enrichedAt":"2026-04-29T22:21:57.230Z","embedding":null,"createdAt":"2026-04-21T19:27:31.530Z","updatedAt":"2026-04-29T22:21:57.230Z","lastSeenAt":"2026-04-29T22:21:57.230Z","tsv":"'api':62 'author':52 'base':10,24,44 'brasil':69 'brazilian':72 'coinbas':34 'collect':70 'content':60 'crypto':73 'dev':68 'fintech':75 'gate':59 'handl':50 'http':4,18,37 'http-nativ':3,17 'implement':33 'mcp':67,76 'mcp-dev-brasil':66 'micropay':6,20,42 'nativ':5,19 'network':47 'open-source' 'part':63 'payment':2,32,38,51 'protocol':16,30,39 'server':49,77 'settlement':55 'solana':12,26,46 'transport-stdio' 'usdc':8,22,41 'verif':53 'via':13,27 'x402':1,15,29,31,36,58 'x402-gated':57","prices":[{"id":"dced81c0-53e9-4ab7-891d-721b6248e8e3","listingId":"d4b1a8f4-fd45-4c74-9582-513d87249e3a","amountUsd":"0","unit":"free","nativeCurrency":null,"nativeAmount":null,"chain":null,"payTo":null,"paymentMethod":"mcp-free","isPrimary":true,"details":{"transport":"stdio"},"createdAt":"2026-04-21T19:27:31.530Z"}],"sources":[{"listingId":"d4b1a8f4-fd45-4c74-9582-513d87249e3a","source":"pulsemcp","sourceId":"https://www.pulsemcp.com/servers/codespar-x402","sourceUrl":"https://api.pulsemcp.com/v0beta/servers","isPrimary":true,"firstSeenAt":"2026-04-21T19:27:31.530Z","lastSeenAt":"2026-04-29T22:21:57.230Z"}],"details":{"listingId":"d4b1a8f4-fd45-4c74-9582-513d87249e3a","quickStartSnippet":null,"exampleRequest":null,"exampleResponse":null,"schema":null,"openapiUrl":null,"agentsTxtUrl":null,"citations":[],"useCases":[],"bestFor":[],"notFor":[],"kindDetails":{"source":"pulsemcp","transport":"stdio","server_name":"x402 Payments","github_stars":245,"registry_url":"https://www.pulsemcp.com/servers/codespar-x402","source_code_url":"https://github.com/codespar/mcp-dev-latam/tree/HEAD/packages/crypto/x402"},"updatedAt":"2026-04-29T22:21:57.230Z"}}