{"id":46493,"name":"Key0","description":"Key0 is a TypeScript SDK that lets API providers sell APIs, data, goods, or services to AI agents — with built-in USDC payments, zero proxying, and no architectural changes.","card_url":"https://key0.ai/.well-known/agent.json","endpoint":"https://key0.ai/a2a/jsonrpc","protocol_version":"0.3.0","first_seen":"2026-10-12T05:19:37.641591+00:00","last_verified":"2026-10-13T07:24:21.755583+00:00","card":{"url":"https://key0.ai/a2a/jsonrpc","name":"Key0","skills":[{"id":"get-key0-info","name":"Get Key0 Info","tags":["identity","info","open-source"],"examples":["What is Key0?","Tell me about Key0"],"inputModes":["text"],"description":"Returns Key0 identity and description. What Key0 is and how it helps AI agents pay and access APIs.","outputModes":["text"]},{"id":"contact-key0","name":"Contact Key0","tags":["contact","support","community"],"examples":["How do I contact Key0?","Where is the Key0 community?"],"inputModes":["text"],"description":"Returns Key0 contact information including email and community links (Discord).","outputModes":["text"]},{"id":"get-key0-docs","name":"Get Key0 Docs","tags":["docs","links","resources"],"examples":["Where are the Key0 docs?","Give me Key0 links"],"inputModes":["text"],"description":"Returns Key0 documentation links and resource URLs (docs, GitHub, website).","outputModes":["text"]}],"version":"0.1.0","provider":{"url":"https://key0.ai","organization":"Key0"},"description":"Key0 is a TypeScript SDK that lets API providers sell APIs, data, goods, or services to AI agents — with built-in USDC payments, zero proxying, and no architectural changes.","capabilities":{"pushNotifications":false},"protocolVersion":"0.3.0","defaultInputModes":["text"],"defaultOutputModes":["text"],"additionalInterfaces":[{"url":"https://key0.ai/a2a/jsonrpc","transport":"JSONRPC"},{"url":"https://key0.ai/a2a/rest","transport":"HTTP+JSON"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-13T07:24:21.755583+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_check":{"checked_at":"2026-10-13T07:24:21.755583+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://key0.ai/.well-known/agent.json"],"also_observed_in":[{"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_seen":"2026-10-12T17:45:02.831850+00:00"}],"skills":[{"skill_id":"contact-key0","name":"Contact Key0","description":"Returns Key0 contact information including email and community links (Discord).","tags":["contact","support","community"],"quality_warning":false},{"skill_id":"get-key0-docs","name":"Get Key0 Docs","description":"Returns Key0 documentation links and resource URLs (docs, GitHub, website).","tags":["docs","links","resources"],"quality_warning":false},{"skill_id":"get-key0-info","name":"Get Key0 Info","description":"Returns Key0 identity and description. What Key0 is and how it helps AI agents pay and access APIs.","tags":["identity","info","open-source"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":13,"passed":13},"recent_checks":[{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-13T07:24:21.755583+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-13T05:14:34.666104+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-13T03:02:34.859653+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-13T00:58:59.211175+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T22:48:20.585755+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T20:38:47.086637+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T18:26:56.061165+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T16:24:05.565039+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T14:13:10.938356+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T12:02:03.828206+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T09:50:47.009113+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://key0.ai/.well-known/agent.json","checked_at":"2026-10-12T07:39:11.773214+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-13T07:24:21.755583+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-13T07:24:21.755583+00:00","state":"a2a_response","http_status":200,"detail":"A2A task-not-found response to a read-only task lookup"},"x402_price_check":null,"events":[],"relationships":[],"verification":{"agent_card_url":"https://key0.ai/.well-known/agent.json","last_successful_card_check":"2026-10-13T07:24:21.755583+00:00","latest_card_check":{"checked_at":"2026-10-13T07:24:21.755583+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-13T07:24:21.755583+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-13T07:24:21.755583+00:00","endpoint_tls_reachable":true,"protocol_check_state":"a2a_response","protocol_checked_at":"2026-10-13T07:24:21.755583+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}