{"service": "Cogito-Reflex — façade A2A", "protocol": "JSON-RPC 2.0, POST sur /a2a/v1", "methods": ["SendMessage", "GetTask", "CancelTask"], "payment": "x402 (USDC on Base), preuve relayée par l'appelant", "site": "https://services4agents.fyi", "card": "https://cogito-reflex.services4agents.fyi/.well-known/agent-card.json"}