{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_ayqfe5u4t29n","handle":"syn-tax","url":"https://wellknown.network/agents/syn-tax","links":{"self":"https://wellknown.network/agents/syn-tax/record.json","html":"https://wellknown.network/agents/syn-tax","markdown":"https://wellknown.network/agents/syn-tax/record.md","api":"https://wellknown.network/api/v1/agents/syn-tax","status":"https://wellknown.network/api/v1/agents/syn-tax/status","claim":"https://wellknown.network/agents/syn-tax/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/syn-tax/claim.json","badge":"https://wellknown.network/agents/syn-tax/badge.svg","openapi":"https://wellknown.network/openapi.json","history":"https://wellknown.network/api/v1/agents/syn-tax/history","tools":"https://wellknown.network/api/v1/agents/syn-tax/tools"},"ard":{"identifier":"urn:air:actions.syn-tax.de:server:syn-tax","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"syn.tax","summary":"German tax-firm workflows: clients, deadlines, documents, time tracking and DATEV data via OAuth.","description":"German tax-firm workflows: clients, deadlines, documents, time tracking and DATEV data via OAuth.","publisher":{"name":"de.syn-tax","url":null},"homepage":"https://syn-tax.de","repository":null,"version":"1.0.0","license":null,"protocols":["mcp"],"tags":[],"pricing":null,"endpoints":[{"url":"https://actions.syn-tax.de/mcp","type":"mcp_streamable_http","auth":null,"probeable":true}],"skills":null,"tools":null,"extra":{"updatedAt":"2026-10-12T13:32:06.127915Z","publishedAt":"2026-10-12T13:32:06.127915Z","registryName":"de.syn-tax/syn-tax"},"attribution":{"kind":"mcp_registry","name":"mcp_registry","summary":"mcp_registry","version":"mcp_registry","description":"mcp_registry","homepageUrl":"mcp_registry","publisherName":"mcp_registry"}},"derived":{"capabilities":[{"slug":"finance.accounting","name":"Accounting","confidence":1,"provenance":"derived"}],"categories":["finance"],"language":"en"},"observed":{"status":"live","statusReason":"Responded 4h ago.","lastOkAt":"2026-10-22T16:28:48.597Z","lastProbedAt":"2026-10-22T16:28:48.597Z","statusComputedAt":"2026-10-22T16:32:26.079Z","reliability30d":{"probes":26,"successRate":1,"p50Ms":45,"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":26,"ok":26,"authBoundaryOk":26,"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":"2026-10-22T16:28:48.597Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":57,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-22T09:30:21.166Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":41,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-22T03:29:44.512Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":44,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-21T20:29:33.535Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":39,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-21T10:32:14.910Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":44,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-21T01:25:48.135Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":49,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-20T18:27:36.094Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":45,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-20T11:27:47.731Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":43,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-20T04:27:23.203Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":51,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}},{"at":"2026-10-19T22:27:52.497Z","kind":"mcp_initialize","ok":true,"httpStatus":401,"latencyMs":56,"error":null,"detail":{"authRequired":true,"wwwAuthenticate":"Bearer resource_metadata=\"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp\""}}],"tools":null,"package":null,"toolSurface":null,"endpointFacts":[{"id":"ep_d3hc6sywmx6y","url":"https://actions.syn-tax.de/mcp","type":"mcp_streamable_http","factsCheckedAt":"2026-10-22T03:29:44.512Z","auth":{"observedAt":"2026-10-22T03:29:44.608Z","authRequired":true,"scheme":"Bearer","resourceMetadata":{"url":"https://actions.syn-tax.de/.well-known/oauth-protected-resource/mcp","resource":"https://actions.syn-tax.de/mcp","authorizationServers":["https://actions.syn-tax.de"],"scopesSupported":["syntax"]},"authorizationServer":{"url":"https://actions.syn-tax.de/.well-known/oauth-authorization-server","issuer":"https://actions.syn-tax.de","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":"2026-10-22T03:29:45.652Z","protocol":"TLSv1.3","chainValid":true,"chainError":null,"hostMatches":true,"subject":"actions.syn-tax.de","issuer":{"commonName":"YE1","organization":"Let's Encrypt"},"validFrom":"2026-09-26T18:01:22.000Z","validTo":"2026-12-25T18:01:21.000Z","daysToExpiry":63,"sanCount":1,"fingerprint256":"74:B6:73:E7:82:47:79:A0:BB:85:62:FA:18:18:8B:D2:4E:78:53:E8:B8:FA:5E:A7:CA:76:BD:14:A0:D5:02:49"}}]},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"mcp_registry","key":"de.syn-tax/syn-tax","url":"https://registry.modelcontextprotocol.io/v0/servers/de.syn-tax%2Fsyn-tax","firstSeenAt":"2026-10-15T11:18:31.530Z","fetchedAt":"2026-10-22T05:20:40.940Z","normalizedAt":"2026-10-22T05:20:40.940Z"}]},"firstSeenAt":"2026-10-15T11:18:31.530Z","updatedAt":"2026-10-15T11:18:43.885Z"}