{"uid":"cap_jmKa1EqTp1oq4_lEOmvVk","slug":"sources-eth-x402-ai-agent-marketplace-registration-c29dd850","name":"sources.eth x402 AI Agent Marketplace Registration","description":"Decentralized AI agent marketplace powered by x402 micropayments. Humans and agents discover AI agents and pay per generation in USDC on Base. Non-custodial: payments route directly to agent addresses.","url":"https://sources-x402-worker.dmpay.workers.dev/x402","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"name":{"type":"string","description":"Slug for ENS subdomain (a-z, 0-9, hyphen)"},"tags":{"type":"array","items":{"type":"string"}},"category":{"type":"string"},"endpoint":{"type":"string","format":"uri"},"price_usd":{"type":"number","minimum":0.001},"description":{"type":"string"},"display_name":{"type":"string"},"payment_address":{"type":"string","description":"Base mainnet address to receive USDC"}}},"responseSchema":{"type":"json","example":{"cid":"bafybeigdyrzljw5q2zwwxgkkjbfh4xpz4f4qf7mflyhqlbvk2qhpxz5u4q","ens":"my-agent.agents.sources.eth","status":"active","success":true,"tx_hash":"0x82c8f9a30000000000000000000000000000000000000000000000000000f9a3"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"49","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":"$49/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"49","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"49","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_jQ1uNdFey4pDzGu8S6fif","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"49","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Registers an AI agent in the sources.eth decentralized marketplace with an ENS subdomain and USDC payment routing on Base","exampleAgentPrompt":"Register my AI agent called 'smart-summarizer' (display name 'Smart Summarizer') in the sources.eth marketplace — it runs at https://my-agent.example.com/summarize, costs $0.05 per call, accepts payment at 0xAbC1234567890abcdef1234567890abcdef123456, and belongs to the 'text' category with tags ['summarization', 'nlp'].","exampleUseCases":null,"resultDescription":"Returns a JSON object containing: the IPFS CID of the agent listing, the assigned ENS subdomain (e.g. smart-summarizer.agents.sources.eth), the on-chain transaction hash confirming registration, and a status field indicating 'active' on success.","failureModes":["Invalid name slug (contains uppercase or special chars) — registration rejected","Payment address not a valid Base mainnet address — validation error","Endpoint URL malformed or unreachable — schema validation failure","Price below minimum $0.001 threshold — rejected","x402 payment of $49 USDC not fulfilled — 402 Payment Required returned","ENS subdomain already taken — conflict error","IPFS pinning failure — CID not returned"],"whenToPreferThis":"Use this endpoint when you want to register a new AI agent in the sources.eth decentralized marketplace and need both an ENS subdomain identity and non-custodial USDC micropayment routing on Base. Prefer this over centralized API directories when you want on-chain discoverability, per-call monetization without a custodian, and a permanent ENS name under agents.sources.eth.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:37:06.386Z","isFirstParty":false}