{"id":181504,"name":"SYNTHORA air-quality","description":"SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.","card_url":"https://air-quality.hergertsynthora.com/.well-known/agent-card.json","endpoint":"https://api.hergertsynthora.com/v1/air-quality","protocol_version":"0.3.0","first_seen":"2026-10-17T12:17:56.043400+00:00","last_verified":"2026-10-17T12:17:56.043400+00:00","card":{"mcp":{"endpoint":"https://api.hergertsynthora.com/v1/mcp","transport":"http-jsonrpc"},"url":"https://api.hergertsynthora.com/v1/air-quality","name":"SYNTHORA air-quality","x402":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0x6D9F318463168fF637b50E5b9a21392e97c7c167","amount":"10000","network":"eip155:8453","resource":"https://api.hergertsynthora.com/v1/air-quality"},"skills":[{"id":"air_quality","name":"air quality","tags":["air","quality","x402","synthora","m2m","a2a"],"examples":["{\"input\": \"Delhi\"}"],"inputModes":["application/json"],"description":"SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.","inputSchema":{"type":"object","properties":{"input":{"type":"string","description":"SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (C"}}},"outputModes":["application/json"]}],"version":"1.0.0","provider":{"url":"https://hergertsynthora.com","organization":"SYNTHORA"},"security":[{"x402":[]}],"description":"SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"protocolVersion":"0.3.0","securitySchemes":{"x402":{"type":"http","scheme":"x402","description":"HTTP 402 micropayment. 10000 atomic USDC on eip155:8453."}},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"preferredTransport":"HTTP+JSON","additionalInterfaces":[{"url":"https://api.hergertsynthora.com/v1/air-quality","transport":"HTTP+JSON"},{"url":"https://api.hergertsynthora.com/v1/a2a","transport":"JSONRPC"}]},"signature_status":"unsigned","signature_detail":"No card signature supplied","signature_key_url":null,"signature_checked_at":"2026-10-17T12:17:56.043400+00:00","domain_claimed_at":null,"domain_proof_checked_at":null,"source_name":"Agenstry federation","source_url":"https://agenstry.com/docs","last_check":{"checked_at":"2026-10-17T12:17:56.0434+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"also_published_at":[],"history_urls":["https://air-quality.hergertsynthora.com/.well-known/agent-card.json"],"also_observed_in":[{"source_name":"Agenstry federation","source_url":"https://agenstry.com/docs","last_seen":"2026-10-17T12:14:28.391147+00:00"},{"source_name":"Agent Tools Catalog","source_url":"https://agent-tools.cloud","last_seen":"2026-10-17T06:12:03.384683+00:00"}],"skills":[{"skill_id":"air_quality","name":"air quality","description":"SYNTHORA air-quality: live air quality for any city or lat,lon — PM2.5/PM10/ozone/NO2, EU and US AQI, and a WHO-threshold operational verdict (good/moderate/harmful). Source: open-meteo Air Quality (CAMS/ESA Copernicus), free, no key. $0.01 USDC x402 Base.","tags":["air","quality","x402","synthora","m2m","a2a"],"quality_warning":false}],"quality_flags":[],"check_history":{"checks":1,"passed":1},"recent_checks":[{"card_url":"https://air-quality.hergertsynthora.com/.well-known/agent-card.json","checked_at":"2026-10-17T12:17:56.043400+00:00","success":true,"http_status":200,"detail":"Agent Card validated"}],"endpoint_tls_check":null,"protocol_check":{"checked_at":"2026-10-17T12:17:56.043400+00:00","state":"unconfirmed","http_status":404,"detail":"Endpoint returned a generic not-found response"},"x402_price_check":{"checked_at":"2026-10-17T12:31:31.776490+00:00","state":"confirmed_402","http_status":402,"resource_url":"https://api.hergertsynthora.com/v1/air-quality","requirements":[{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","payTo":"0x6D9F318463168fF637b50E5b9a21392e97c7c167","scheme":"exact","network":"eip155:8453","x402_version":2,"amount_atomic":"10000","resource_tags":["air-quality","pm25","aqi","environment","health","x402","synthora"],"maxTimeoutSeconds":300}],"declared":{"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","amount":"10000","network":"eip155:8453"},"reason":"Unauthenticated GET returned structured x402 payment terms","risk_flags":[]},"events":[],"relationships":[],"verification":{"agent_card_url":"https://air-quality.hergertsynthora.com/.well-known/agent-card.json","last_successful_card_check":"2026-10-17T12:17:56.043400+00:00","latest_card_check":{"checked_at":"2026-10-17T12:17:56.0434+00:00","success":true,"http_status":200,"detail":"Agent Card validated"},"signature_status":"unsigned","signature_checked_at":"2026-10-17T12:17:56.043400+00:00","task_endpoint_tested":true,"task_execution_tested":false,"endpoint_tls_checked_at":null,"endpoint_tls_reachable":null,"protocol_check_state":"unconfirmed","protocol_checked_at":"2026-10-17T12:17:56.043400+00:00","provider_identity_verified":false,"domain_claimed_at":null,"domain_proof_checked_at":null}}