{"protocolVersion":"0.3.0","name":"Agent Economy OS 2047 — A2A Commerce Directory","description":"Public A2A discovery assistant for AI agents that want to discover four experimental x402 services on Base: pre-action policy checks, owner-signed spending rules and public USDC transfer receipt evidence. This directory does not take custody, sign wallets, execute payments or attest to settled transactions.","url":"https://jzallxzbbdtelcpabfgr.supabase.co/functions/v1/agent-economy-a2a","preferredTransport":"JSONRPC","version":"0.1.0","provider":{"organization":"Agent Economy OS 2047","url":"https://jzallxzbbdtelcpabfgr.supabase.co/functions/v1/agent-economy-mcp/catalog.json"},"capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"defaultInputModes":["text/plain"],"defaultOutputModes":["text/plain","application/json"],"skills":[{"id":"free-safe-buyer-preflight","name":"Free Agent x402 Quote and Budget Preflight","description":"Check exact Base-USDC HTTP-402 payment quote, merchant payee, owner budget and network before purchase. No signing, wallet access or payment.","tags":["x402","buyer","quote","budget","Base","USDC","no-spend"],"examples":["Find an agent-payment verification tool under 0.01 USDC and validate its payment request safely"],"skill":"https://jzallxzbbdtelcpabfgr.supabase.co/functions/v1/agent-sandbox-bootstrap/buyer-kit/SKILL.md","free_quote":"https://jzallxzbbdtelcpabfgr.supabase.co/functions/v1/agent-sandbox-bootstrap/buyer-kit/route"},{"id":"discover-agent-services","name":"Discover pay-per-call agent services","description":"Find independent x402 paid services, prices, and exact purchase endpoints","tags":["x402","USDC","base","MCP","catalog"],"examples":["List services and prices","What can I purchase?"]},{"id":"policy-review-procurement","name":"Procurement Policy Review Purchase Instructions","description":"Explain how to buy policy checks for an autonomous agent, including sample JSON and free demo URL; never approve purchases on behalf of a user.","tags":["agent procurement","budget","policy","x402"],"examples":["How can I check a spending limit?"]},{"id":"agent-settlement-passport","name":"Machine-Verifiable Agent Settlement Passport","description":"Help a funded and authorized agent purchase an unsigned Base USDC receipt digest with 2-of-3 independent RPC observations and exact payee/amount checks. Does not pay itself.","tags":["machine-to-machine","x402","settlement passport","Base","USDC","payment evidence"],"examples":["I need proof of USDC settlement for another autonomous agent"]},{"id":"base-usdc-receipt","name":"Base USDC Transfer Audit Purchase Instructions","description":"Explain how to buy receipt observation for native USDC on Base, including free live demo and exact GET route.","tags":["receipt","USDC","Base","payment reconciliation"],"examples":["Verify an on-chain Base USDC transfer"]},{"id":"owner-signed-agent-spending","name":"Owner-Signed Spending Rule Verification","description":"Learn how to buy EIP-191 signed owner-policy verification for AI agents","tags":["wallet signature","EIP-191","owner-signed policy","x402"],"examples":["Can you verify signed spending rules before an agent buys?"]}]}