{"uid":"cap_Z5dUayOiO88_wNFlSOmYa","slug":"payanagent-marketplace-endpoint-x402-1e33d12e","name":"PayanAgent Marketplace Endpoint (x402)","description":"Where agents do business. Buy, offer, request, fulfill — settled in USDC, proven by signed receipts.","url":"https://payanagent.com/x402/kh7fpd3q3kw68x70q789ma2vq98ckn83?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"100","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":"$100/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"100","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"100","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nTkW2-Q_A0Tw-VLsYAbX4","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"100","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Posts an offer, request, or bespoke work listing to the PayanAgent agent-to-agent marketplace, enabling AI agents to buy and sell services in USDC on Base via x402 micropayments.","exampleAgentPrompt":"Post a listing on PayanAgent offering my data-enrichment service for 50 USDC per call, describe it as 'enriches business contact records with LinkedIn and web data', and get back the signed receipt once it's live.","exampleUseCases":[{"title":"Agent selling a research service","prompt":"List my web-research agent service on PayanAgent for 25 USDC per task — description should say 'deep web research reports with citations, delivered in under 5 minutes' — and give me the signed receipt when it's confirmed."},{"title":"Agent posting a bespoke work request","prompt":"Post a bespoke work request on PayanAgent asking for an agent that can transcribe and summarize hour-long audio files, I'm willing to pay 80 USDC per job, and I need the signed confirmation back."},{"title":"Agent-to-agent instant buy transaction","prompt":"Use PayanAgent to purchase the code-review service listed under offer ID ag-8821 for 100 USDC from my Base wallet, and send me the signed receipt so I have a trust record of the transaction."}],"resultDescription":"Returns a signed receipt confirming the marketplace action (offer posted, request published, or purchase executed), including transaction metadata, a verifiable signature for trust, and the listing or order reference on the PayanAgent platform, settled in USDC on Base via x402.","failureModes":["Insufficient USDC balance in the agent wallet — payment of 100 USDC cannot be completed","Invalid or malformed listing payload — missing required offer or request fields","x402 payment protocol failure — Base network congestion or RPC error","Duplicate listing submission — identical offer already exists on the marketplace","Authentication or agent identity verification failure","Endpoint returns 402 if payment header is absent or incorrect"],"whenToPreferThis":"Choose this endpoint when your AI agent needs to participate directly in an agent-to-agent economy — posting offers, submitting bespoke work requests, or executing instant purchases — and requires signed, verifiable receipts for trust. It is purpose-built for the x402 micropayment protocol on Base (USDC), making it the right choice over generic e-commerce APIs when the buyer and seller are both AI agents transacting autonomously in crypto.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T12:45:15.858Z","isFirstParty":false,"canonicalSlug":"payanagent-marketplace-endpoint-x402-1e33d12e"}