{"id":8931,"name":"Verification Agent A2A","description":"This agent verifies exactly one factual claim against a supplied source text. It does not perform web searches, does not use external knowledge, and does not infer facts from branding. The verification is strictly limited to the provided project text and RAG context to ensure 100% adherence to the source material without hallucinations or outside interference.","card_url":"https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json","endpoint":"https://verification-agent-a2a.d-mueller.workers.dev/message:send","protocol_version":"1.0.0","first_seen":"2026-10-10T07:49:38.760565+00:00","last_verified":"2026-10-10T12:39:52.429667+00:00","card":{"url":"https://verification-agent-a2a.d-mueller.workers.dev/","name":"Verification Agent A2A","notes":["Read the requirements before sending a paid request.","This agent checks exactly one claim per request.","A website URL alone is only a reference and may result in an unclear verdict.","Price hint: $0.05 per request.","Accepted payment: USDC on Base (eip155:8453).","Final payment requirements are returned via HTTP 402.","Exact input limits and validation rules are defined at /api/verify/requirements."],"skills":[{"id":"verify-claim","name":"Verify Claim","tags":["verification","fact-checking","x402","payments","usdc","base"],"examples":["Verify whether a supplied claim is supported by project text or RAG context."],"inputModes":["application/json"],"description":"This agent verifies exactly one factual claim against a supplied source text. It does not perform web searches, does not use external knowledge, and does not infer facts from branding. The verification is strictly limited to the provided project text and RAG context to ensure 100% adherence to the source material without hallucinations or outside interference.","outputModes":["application/json"]}],"version":"0.1.2","provider":{"url":"https://www.nftcompass.io","mail":"agent@nftcompass.io,","organization":"Dezentrale Ltd."},"description":"This agent verifies exactly one factual claim against a supplied source text. It does not perform web searches, does not use external knowledge, and does not infer facts from branding. The verification is strictly limited to the provided project text and RAG context to ensure 100% adherence to the source material without hallucinations or outside interference.","capabilities":{"streaming":false,"pushNotifications":false},"protocolVersion":"1.0.0","documentationUrl":"https://verification-agent-a2a.d-mueller.workers.dev/api/verify/requirements","defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"supportedInterfaces":[{"url":"https://verification-agent-a2a.d-mueller.workers.dev/message:send","protocolBinding":"HTTP+JSON","protocolVersion":"1.0.0"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-10T12:39:52.429667+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":"2026-10-10T12:39:52.429667+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json"],"skills":[{"skill_id":"verify-claim","name":"Verify Claim","description":"This agent verifies exactly one factual claim against a supplied source text. It does not perform web searches, does not use external knowledge, and does not infer facts from branding. The verification is strictly limited to the provided project text and RAG context to ensure 100% adherence to the source material without hallucinations or outside interference.","tags":["verification","fact-checking","x402","payments","usdc","base"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":3,"passed":3},"recent_checks":[{"card_url":"https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json","checked_at":"2026-10-10T12:39:52.429667+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json","checked_at":"2026-10-10T07:59:48.162053+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},{"card_url":"https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json","checked_at":"2026-10-10T07:49:38.760565+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":{"checked_at":"2026-10-10T12:39:52.429667+00:00","success":true,"detail":"Valid TLS connection to advertised endpoint host; no A2A request sent"},"protocol_check":{"checked_at":"2026-10-10T07:49:38.760565+00:00","state":"unconfirmed","http_status":404,"detail":"Endpoint did not return an A2A task-not-found response"},"events":[],"relationships":[],"verification":{"agent_card_url":"https://verification-agent-a2a.d-mueller.workers.dev/.well-known/agent-card.json","last_successful_card_check":"2026-10-10T12:39:52.429667+00:00","latest_card_check":{"checked_at":"2026-10-10T12:39:52.429667+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-10T12:39:52.429667+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":"2026-10-10T12:39:52.429667+00:00","endpoint_tls_reachable":true,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-10T07:49:38.760565+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}