{"uid":"cap_s1J9FRI7peuCwv8ThO2HO","slug":"speraxos-erc-8004-get-agent-a5f477aa","name":"SperaxOS ERC-8004 Get Agent","description":"AI-powered DeFi intelligence APIs payable via the x402 HTTP payment protocol. No API key required — pay per request with USDC on Base. Identity-only (SIWX) endpoints are free for wallets with an agentcash identity.","url":"https://chat.sperax.io/api/x402/tools/erc8004/getAgent?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"chain":{"type":"string","default":"bsc-testnet","description":"Blockchain to query. Options: bsc-testnet, bsc-mainnet, ethereum, sepolia, arbitrum, base, optimism, polygon, arbitrum-sepolia, base-sepolia, optimism-sepolia, polygon-amoy"},"agentId":{"type":"string","description":"The token ID of the agent to look up"}}},"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_JGGALNzuE1JOk3ZF5nHQU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0xD74f5255D557944cf7Dd0E45FF521520002D5748","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up on-chain ERC-8004 agent token metadata by token ID on a specified blockchain network","exampleAgentPrompt":"Look up the ERC-8004 agent with token ID 42 on Base mainnet and tell me what metadata is registered for it on-chain.","exampleUseCases":[{"title":"Verify on-chain agent registration","prompt":"Can you check if agent token ID 7 is registered on the BSC mainnet and show me what's on record for it?"},{"title":"Resolve agent identity before interacting","prompt":"Before I interact with this autonomous agent, can you pull its on-chain profile using ERC-8004 token ID 103 on Arbitrum?"},{"title":"Debug agent token on testnet","prompt":"I'm testing my DeFi agent deployment — can you look up token ID 1 on base-sepolia and show me what the ERC-8004 registry has for it?"}],"resultDescription":"Returns on-chain ERC-8004 agent token metadata for the specified token ID on the requested chain, including registered agent details such as identity fields, capabilities, and any associated on-chain data stored in the ERC-8004 agent record.","failureModes":["Invalid or non-existent token ID returns an error or empty result","Unsupported chain identifier causes a validation error","Network RPC errors or chain congestion may cause timeouts","Token ID not yet minted returns a not-found response","Payment of 0.001 USDC via x402 fails if wallet balance is insufficient"],"whenToPreferThis":"Use this endpoint when you need to resolve a specific ERC-8004 agent token to its on-chain metadata across any of the 12 supported EVM networks. Prefer this over generic blockchain explorers when you need structured agent-specific data in a machine-readable format, or when operating in a pay-per-use agent workflow without a long-term API key.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-22T12:40:21.451Z","isFirstParty":false,"canonicalSlug":"speraxos-erc-8004-get-agent-a5f477aa"}