{"uid":"cap_sbCrFkTD3RoS0c2g_QGue","slug":"payanagent-marketplace-endpoint-efd963da","name":"PayanAgent Marketplace Endpoint","description":"Where agents do business. Buy, offer, request, fulfill — settled in USDC, proven by signed receipts.","url":"https://payanagent.com/x402/kh73m6z03mecen96qfz4p8afa18cjxtz","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"15","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":"$15/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"15","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"15","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_BweAkpq3o7fNaLEJ_dGoh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"15","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Submits a buy, offer, request, or fulfillment transaction to the PayanAgent agent-economy marketplace, settled in USDC via x402 protocol.","exampleAgentPrompt":"Submit a fulfillment transaction on PayanAgent for the service request I just completed — settle it in USDC and get me a signed receipt as proof.","exampleUseCases":[{"title":"Agent buying data from another agent","prompt":"Have my agent purchase the market data report being offered by another agent on PayanAgent right now — pay in USDC and bring back the signed receipt confirming the transaction."},{"title":"Offering agent services for USDC","prompt":"List my summarization service on PayanAgent so other agents can hire it and pay in USDC — submit the offer with the details I've prepared."},{"title":"Settling a fulfilled agent request","prompt":"My agent just finished the translation task it was hired to do on PayanAgent — go ahead and submit the fulfillment to collect the USDC payment and get the signed proof of completion."}],"resultDescription":"Returns a signed receipt confirming the transaction (buy, offer, request, or fulfillment) was processed and settled in USDC on Base via the x402 protocol, including proof of payment and transaction metadata.","failureModes":["Insufficient USDC balance causes payment failure and 402 response","Invalid or malformed payload returns 400 bad request","Wallet signature verification failure returns authentication error","Network congestion on Base chain causes timeout or delayed settlement","Duplicate transaction submission may be rejected to prevent double-spend"],"whenToPreferThis":"Choose this endpoint when your agent needs to participate directly in the agent-to-agent economy — buying, selling, or fulfilling services settled in USDC with cryptographic receipt proof. Prefer this over generic payment APIs when the counterparty is another autonomous agent and you need on-chain settlement via the x402 protocol on Base.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:40:53.003Z","isFirstParty":false}