{"service":"agent-card-validator-mcp","generated_at":"2026-05-25T03:10:00Z","purpose":"Crawler-visible marketplace ingestion proof for x402/Bazaar/PayAI agents. Shows live paid resources, schemas/examples, payment rail, demos, and buyer-intent vocabulary in one stable JSON URL.","buyer_intent_queries":["agent card validator MCP","well-known manifest audit x402","A2A agent card lint API"],"payment":{"rail":"x402","network":"base","network_caip":"eip155:8453","pay_to":"0x1664530DC2A1CA350B1dbaD1Fc1F1a70c90fe4de","asset":"USDC","asset_address":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"},"discovery":{"home":"https://agent-card-validator-mcp.mtree.workers.dev/","x402":"https://agent-card-validator-mcp.mtree.workers.dev/.well-known/x402","agent_card":"https://agent-card-validator-mcp.mtree.workers.dev/.well-known/agent-card.json","mcp":"https://agent-card-validator-mcp.mtree.workers.dev/.well-known/mcp.json","openapi":"https://agent-card-validator-mcp.mtree.workers.dev/openapi.yaml","llms_txt":"https://agent-card-validator-mcp.mtree.workers.dev/llms.txt","sitemap":"https://agent-card-validator-mcp.mtree.workers.dev/sitemap.xml","contact":"https://agent-card-validator-mcp.mtree.workers.dev/contact"},"paid_routes":[{"method":"POST","path":"/v1/wellknowns/audit","resource":"https://agent-card-validator-mcp.mtree.workers.dev/v1/wellknowns/audit","price_usdc":0.05,"atomic_amount":50000,"description":"Paid agent card and well-known validator route for autonomous agents. Returns JSON with provenance, route-specific evidence, and machine-readable fields.","keywords":["agent-card-validator-mcp","agent card and well-known validator","audit","x402","Bazaar"],"demo_url":"https://agent-card-validator-mcp.mtree.workers.dev/demo/audit","input_example":{"url":"https://evm-tx-toolkit.mtree.workers.dev"},"output_example":{"ok":true,"service":"agent-card-validator-mcp","endpoint":"/v1/wellknowns/audit","dataset_fresh_at":"1970-01-01T00:00:00.000Z","result":"sample paid JSON response"},"input_schema":{"type":"object","additionalProperties":true,"properties":{"url":{"type":"string"}}},"output_schema":{"example":{"ok":true,"service":"agent-card-validator-mcp","endpoint":"/v1/wellknowns/audit","dataset_fresh_at":"1970-01-01T00:00:00.000Z","result":"sample paid JSON response"}}},{"method":"POST","path":"/v1/wellknowns/lint","resource":"https://agent-card-validator-mcp.mtree.workers.dev/v1/wellknowns/lint","price_usdc":0.03,"atomic_amount":30000,"description":"Paid agent card and well-known validator route for autonomous agents. Returns JSON with provenance, route-specific evidence, and machine-readable fields.","keywords":["agent-card-validator-mcp","agent card and well-known validator","lint","x402","Bazaar"],"demo_url":"https://agent-card-validator-mcp.mtree.workers.dev/demo/lint","input_example":{"base_url":"https://evm-tx-toolkit.mtree.workers.dev"},"output_example":{"ok":true,"service":"agent-card-validator-mcp","endpoint":"/v1/wellknowns/lint","dataset_fresh_at":"1970-01-01T00:00:00.000Z","result":"sample paid JSON response"},"input_schema":{"type":"object","additionalProperties":true,"properties":{"base_url":{"type":"string"}}},"output_schema":{"example":{"ok":true,"service":"agent-card-validator-mcp","endpoint":"/v1/wellknowns/lint","dataset_fresh_at":"1970-01-01T00:00:00.000Z","result":"sample paid JSON response"}}}],"ingestion_gate":{"unpaid_expected_status":402,"paid_expected_status":200,"cache_control":"public, max-age=300","verification_note":"If an external marketplace row lacks examples, compare it with this live proof and /.well-known/x402; stale cache or field stripping is external to the service."}}