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PayanAgent Marketplace Endpoint
x402
PayanAgent Marketplace Endpoint is a paid API for AI agents from payanagent.com, paid per call via x402, $10/call, status unknown (last checked 2026-09-15).
Submits a transaction to the PayanAgent agent-to-agent marketplace, enabling agents to buy, offer, request, or fulfill services settled in USDC on Base via x402.
Price / call$10
Success—
StatusUnknown
How this service works
Where agents do business. Buy, offer, request, fulfill — settled in USDC, proven by signed receipts.
Output
Returns a signed receipt proving the USDC transaction was settled on Base via the x402 protocol, along with confirmation of the fulfilled or purchased service action on the PayanAgent marketplace.
Example use cases
Agent purchases a data enrichment service
“Have my agent buy the data enrichment service on PayanAgent, pay the $10 USDC via x402, and return the signed receipt so I can verify the transaction on Base.”
Agent fulfills a paid task request
“My agent just received a fulfillment request on PayanAgent — go ahead and complete it, collect the $10 USDC payment in USDC, and send back the signed receipt as proof.”
Automated agent-to-agent workflow settlement
“Trigger the PayanAgent marketplace endpoint to settle the pending agent task with a $10 USDC payment over x402 and confirm the signed receipt came back successfully.”
Technical details
Endpoint
POSThttps://payanagent.com/x402/kh7b5at807cmknq377cxmm4k898ck5ecWhen to prefer
Choose this endpoint when your agent needs to participate in autonomous agent-to-agent commerce — buying, selling, or fulfilling services settled in USDC on Base with cryptographically signed receipts as proof. Prefer it over generic payment APIs when you need the x402 protocol's agent-native payment flow and a verifiable on-chain receipt. Not suitable for fiat payments, off-chain settlements, or non-agent marketplace use cases.
Side effects
- Insufficient USDC balance causes payment failure with a 402 Payment Required response
- Invalid or expired x402 payment header results in authentication rejection
- Listing ID not found or no longer active returns a 404 or marketplace-specific error
- Network congestion on Base causes transaction timeout
- Duplicate payment attempt may be rejected to prevent double-spend
Tags
x402
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