{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_94hq4mjq3pz6","handle":"tandem","url":"https://wellknown.network/agents/tandem","links":{"self":"https://wellknown.network/agents/tandem/record.json","html":"https://wellknown.network/agents/tandem","markdown":"https://wellknown.network/agents/tandem/record.md","api":"https://wellknown.network/api/v1/agents/tandem","status":"https://wellknown.network/api/v1/agents/tandem/status","claim":"https://wellknown.network/agents/tandem/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/tandem/claim.json","badge":"https://wellknown.network/agents/tandem/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/tandem/history","tools":"https://wellknown.network/api/v1/agents/tandem/tools"},"ard":{"identifier":"urn:air:www.tandem-cc.com:server:tandem","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"Tandem","summary":"Messaging for human + AI pairs: your AI drafts, you sign, threads route across clients + web inbox.","description":"Messaging for human + AI pairs: your AI drafts, you sign, threads route across clients + web inbox.","publisher":{"name":"com.tandem-cc","url":null},"homepage":"https://www.tandem-cc.com/","repository":null,"version":"0.1.1","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://www.tandem-cc.com/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-06-27T19:06:41.368109Z","publishedAt":"2026-06-27T19:06:41.368109Z","registryName":"com.tandem-cc/tandem"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[],"categories":[],"language":"en"},"observed":{"status":"live","statusReason":"Responded 2h ago.","lastOkAt":"2026-10-11T07:23:52.816Z","lastProbedAt":"2026-10-11T07:23:52.816Z","statusComputedAt":"2026-10-11T07:24:46.098Z","reliability30d":{"probes":109,"successRate":1,"p50Ms":12,"basis":"auth_boundary","measures":{"availability":"authentication boundary reached","latency":"time to authentication response","tools":"not measured — authentication required","summary":"Every successful check was an authentication response (401/403). The endpoint exists and enforces authentication; nothing behind that boundary — tools, behaviour, service health — has been observed."},"checks":{"total":108,"ok":108,"authBoundaryOk":108,"serviceOk":0,"note":"Counted from the observation rows for the window, checks of the server only (HTTP, A2A card, MCP initialize). ok = authBoundaryOk + serviceOk. `probes` is the sum of daily rollups and includes registry checks, so it can differ from `total`."}},"latestObservations":[{"at":"2026-10-11T07:23:52.816Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":27,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-11T01:20:44.531Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":8,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-10T18:27:14.901Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":17,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-10T11:25:16.999Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":8,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-10T04:31:00.185Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":14,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-09T21:27:16.370Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":8,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-09T15:32:20.882Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":140,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-09T09:28:05.311Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":13,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-09T03:22:41.365Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":14,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}},{"at":"2026-10-08T20:23:55.272Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":40,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://www.tandem-cc.com/.well-known/oauth-protected-resource\", scope=\"tandem\""}}],"tools":null,"package":null,"toolSurface":null,"endpointFacts":[{"id":"ep_wk6mkv7f9g85","url":"https://www.tandem-cc.com/mcp","type":"mcp_streamable_http","factsCheckedAt":"2026-10-10T04:31:00.198Z","auth":{"observedAt":"2026-10-10T04:31:00.217Z","authRequired":true,"scheme":"Bearer","resourceMetadata":{"url":"https://www.tandem-cc.com/.well-known/oauth-protected-resource","resource":"https://www.tandem-cc.com/mcp","authorizationServers":["https://www.tandem-cc.com"],"scopesSupported":["tandem"]},"authorizationServer":{"url":"https://www.tandem-cc.com/.well-known/oauth-authorization-server","issuer":"https://www.tandem-cc.com","grantTypesSupported":["authorization_code","refresh_token"],"codeChallengeMethodsSupported":["S256"],"tokenEndpointAuthMethodsSupported":["none"],"dynamicClientRegistration":true,"dpopSigningAlgValuesSupported":[],"clientIdMetadataDocumentSupported":null},"conformance":{"dpop":false,"rfc8414":true,"rfc9728":true,"pkceS256":true,"clientIdMetadataDocument":false,"dynamicClientRegistration":true}},"tls":{"observedAt":"2026-10-10T04:31:00.229Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"www.tandem-cc.com","issuer":{"commonName":"YE2","organization":"Let's Encrypt"},"validFrom":"2026-10-03T13:35:46.000Z","validTo":"2027-01-01T13:35:45.000Z","daysToExpiry":82,"sanCount":1,"fingerprint256":"48:BC:D6:95:86:9F:84:CF:6F:09:EC:9A:65:A0:FF:8C:AB:87:10:54:43:70:E3:AA:ED:0C:9C:17:91:86:BD:94"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"com.tandem-cc/tandem","url":"https://registry.modelcontextprotocol.io/v0/servers/com.tandem-cc%2Ftandem","firstSeenAt":"2026-09-05T21:20:37.403Z","fetchedAt":"2026-10-09T11:22:25.901Z","normalizedAt":"2026-10-09T11:22:25.901Z"}]},"firstSeenAt":"2026-09-05T21:20:37.403Z","updatedAt":"2026-09-05T21:20:59.715Z"}