{"name":"Agent Bench Travel Merchant","description":"Seller agent for flight search and travel checkout. Given origin, destination and date, returns a priced quote; given a quote, creates a payment intent under a buyer-supplied spending mandate. Proof of concept: payment is simulated and no ticket is issued.","url":"https://travel.agentplayground.dev/a2a","provider":{"organization":"Agent Bench","url":"https://agentplayground.dev"},"documentationUrl":"https://travel.agentplayground.dev/","version":"0.1.0","protocolVersion":"0.3","preferredTransport":"JSONRPC","supportedInterfaces":[{"url":"https://travel.agentplayground.dev/a2a","transport":"JSONRPC","protocolBinding":"JSONRPC","protocolVersion":"0.3"},{"url":"https://travel.agentplayground.dev/mcp","transport":"JSONRPC","protocolBinding":"MCP","protocolVersion":"2025-06-18"}],"capabilities":{"streaming":false},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"skills":[{"id":"flight-search","name":"Flight search","description":"First step. search_flights(origin, destination, departure_date) returns up to two signed quotes valid ten minutes, the cheapest and the fastest itinerary. Airport codes are IATA, uppercase. No authorization needed. Machine-readable schema: POST tools/list to the MCP interface in supportedInterfaces. As an A2A data part: {\"action\":\"search_flights\",\"input\":{\"origin\":\"MAD\",\"destination\":\"LHR\",\"departure_date\":\"YYYY-MM-DD\"}}; as a text part, exactly: search_flights MAD LHR YYYY-MM-DD.","tags":["flights","flight-search","travel","quote"]},{"id":"travel-checkout","name":"Travel checkout","description":"Second step. create_checkout(quote_id, merchant_id, currency) turns one quote from flight-search into a payment intent and stops there — nothing is charged and no ticket is issued. Needs the bearer authorization described in securitySchemes.bearer. As an A2A data part: {\"action\":\"create_checkout\",\"input\":{\"quote_id\":\"<id of the chosen option>\",\"merchant_id\":\"…\",\"currency\":\"…\"}}; as a text part: create_checkout <quote_id>.","tags":["travel","checkout","payment-intent"],"security":[{"bearer":["commerce:purchase"]}]}],"securitySchemes":{"bearer":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"Needed for create_checkout only; search_flights and tools/list are open. There is no public token endpoint. Two forms are accepted. (1) Sign each call as a request envelope (Authorization: Bearer <compact JWS, typ request+jwt>) under a key attested at /.well-known/agent-keys.json on your own domain, and present at checkout a mandate from an authority this merchant trusts (https://sealedby.dev), bound to the quote and to that key. (2) A JWT issued by this merchant's operator on request: iss agentplayground-demo-issuer, aud agentplayground-merchant, scope commerce:purchase, with a spending cap in EUR. Documentation: https://travel.agentplayground.dev/"}}}