{"uid":"cap_T9Hu24brx3pdozrjQnHIm","slug":"minia2a-x402-chain-registry-ad54ff93","name":"minia2a x402 Chain Registry","description":"minia2a service: x402-chain-registry","url":"https://minia2a.uk/x402/chain-registry","method":"GET","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"object","properties":{"type":{"type":"string"},"method":{"type":"string"},"bodyType":{"type":"string"},"queryParams":{"type":"object"}}},"output":{"type":"object","properties":{"type":{"type":"string"}}}}},"responseSchema":null,"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_uostd-ayRGTgYLpThp164","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a registry of blockchain chains supported by the x402 payment protocol","exampleAgentPrompt":"Can you fetch the x402 chain registry so I can see which blockchain networks are supported by the x402 payment protocol?","exampleUseCases":[{"title":"Discovering x402-compatible blockchain networks","prompt":"What blockchains are listed in the x402 chain registry? I want to know which networks I can use for x402-based micropayments."},{"title":"Validating chain support before integration","prompt":"Before I build my x402 payment integration, can you pull the chain registry to check if the network I want to use is officially supported?"},{"title":"Auditing x402 ecosystem coverage","prompt":"I'm evaluating the x402 protocol — can you retrieve the full chain registry so I can see how many and which blockchains it covers?"}],"resultDescription":"A structured list or registry of blockchain chains supported by the x402 payment protocol, including chain identifiers, network metadata, and configuration details relevant to x402 micropayment transactions.","failureModes":["Invalid query parameters return an error or empty response","Service unavailable returns a non-200 HTTP status","Payment not processed (x402 protocol payment failure) results in access denial","Malformed input schema causes a 400-level error"],"whenToPreferThis":"Use this endpoint when you need to programmatically discover which blockchain networks are supported by the x402 protocol, especially when building or validating x402-based payment integrations. Prefer this over manual documentation lookup when an agent needs up-to-date chain support data at runtime.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:57:44.267Z","isFirstParty":false}