{"uid":"cap_oakml2OFDWFkDvYztS771","slug":"8k4-protocol-agent-metadata-lookup-c1ec2556","name":"8k4 Protocol — Agent Metadata Lookup","description":"Get processed metadata response for an agent","url":"https://api.8k4protocol.com/agents/%7Bagent_id%7D/metadata.json","method":"GET","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"chain":"base","agent_id":21480,"metadata":{"name":"8k4 Protocol Trust Oracle"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"down","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_Zks6QBjnIlFeI3_0LigR-","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns processed metadata for a specific ERC-8004 agent, including name, chain, and agent ID information","exampleAgentPrompt":"Pull up the processed metadata for 8k4 Protocol agent ID 21480 — I want to see the name, chain, and registration details that are on file for it.","exampleUseCases":[{"title":"Verify agent identity before interaction","prompt":"Before I let this agent handle any transactions, can you pull up its ERC-8004 metadata by ID so I can confirm its registered name and which chain it's operating on?"},{"title":"Look up unfamiliar agent details","prompt":"I've got agent ID 38921 showing up in my logs but I don't recognize it — can you fetch its metadata from the 8k4 Protocol so I can see what it's called and where it's registered?"},{"title":"Audit registered agent profile fields","prompt":"I need to review all the profile fields on file for agent ID 15703 in the 8k4 Protocol — grab the full metadata record so I can check the name, chain, and any other registration details stored for it."}],"resultDescription":"A JSON object containing the agent's chain (e.g. 'base'), numeric agent_id, and a metadata sub-object with at minimum the agent's registered name (e.g. '8k4 Protocol Trust Oracle') and other ERC-8004 profile fields.","failureModes":["Agent ID not found — 404 with empty or error response","Invalid agent_id format — malformed URL parameter","Agent exists but metadata not yet processed — partial or empty metadata object","Network or API downtime — connection timeout or 5xx error"],"whenToPreferThis":"Use this endpoint when you need the basic registered identity and metadata for a known agent ID on the 8k4 Protocol network — specifically when you already have the numeric agent_id and want its name, chain, and profile fields rather than a trust score or validation history.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:44:11.563Z","isFirstParty":false}