{
 "id": "io.usefulapi/vyfakturuj",
 "name": "Vyfakturuj MCP by usefulapi",
 "description": "Read and create Vyfakturuj invoices and contacts: search, number series, payment methods, tags.",
 "connect": {
  "transport": "streamable-http",
  "url": "https://vyfakturuj.usefulapi.io/mcp"
 },
 "website": "https://usefulapi.io/vyfakturuj/",
 "version": "1.0.0",
 "source": "official MCP registry (registry.modelcontextprotocol.io)",
 "reliability": {
  "verdict": "reliable",
  "attempts": 26,
  "successes": 26,
  "successRate": 1,
  "consecutiveSuccesses": 26,
  "lastStatus": "ok",
  "lastCheckedAt": "2026-10-19T16:20:44.606Z",
  "lastLatencyMs": 8000,
  "toolsAdvertised": 10,
  "method": "MCP initialize + tools/list from Faceabot, identified as FaceabotProbe/1.0 plus, when the server declares a read-only tool (readOnlyHint), one call of that tool with a neutral sample input to check it really returns a result. Servers on the 2026-07-28 MCP revision (no initialize handshake) get the same checks in that revision",
  "work": {
   "verdict": "not_tested",
   "note": "Faceabot has not run a real task on this server yet (it only tests tools that declare themselves read-only)."
  }
 },
 "details": "https://faceabot.com/api/catalog?id=io.usefulapi%2Fvyfakturuj",
 "page": "https://faceabot.com/tools/io.usefulapi/vyfakturuj",
 "badge": {
  "image": "https://faceabot.com/badge/io.usefulapi/vyfakturuj.svg",
  "markdown": "[![Measured by Faceabot](https://faceabot.com/badge/io.usefulapi/vyfakturuj.svg)](https://faceabot.com/tools/io.usefulapi/vyfakturuj)",
  "note": "Live reliability badge the publisher of this server can show on its README or website."
 },
 "recentChecks": [
  {
   "at": "2026-10-19T16:20:44.606Z",
   "ok": 1,
   "status": "ok",
   "ms": 8000,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-19T01:20:43.061Z",
   "ok": 1,
   "status": "ok",
   "ms": 5123,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-18T09:55:43.872Z",
   "ok": 1,
   "status": "ok",
   "ms": 7561,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-18T01:50:42.905Z",
   "ok": 1,
   "status": "ok",
   "ms": 4282,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-17T17:40:45.780Z",
   "ok": 1,
   "status": "ok",
   "ms": 7548,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-17T09:35:45.240Z",
   "ok": 1,
   "status": "ok",
   "ms": 6134,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-17T01:40:48.235Z",
   "ok": 1,
   "status": "ok",
   "ms": 5502,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-16T18:25:48.617Z",
   "ok": 1,
   "status": "ok",
   "ms": 5903,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-16T11:21:00.361Z",
   "ok": 1,
   "status": "ok",
   "ms": 6993,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-16T04:25:56.426Z",
   "ok": 1,
   "status": "ok",
   "ms": 7309,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-15T21:35:48.587Z",
   "ok": 1,
   "status": "ok",
   "ms": 4709,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-15T14:41:02.303Z",
   "ok": 1,
   "status": "ok",
   "ms": 5116,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-15T08:05:31.203Z",
   "ok": 1,
   "status": "ok",
   "ms": 3584,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-15T01:30:32.569Z",
   "ok": 1,
   "status": "ok",
   "ms": 4332,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-14T19:05:18.280Z",
   "ok": 1,
   "status": "ok",
   "ms": 7853,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-14T12:35:34.417Z",
   "ok": 1,
   "status": "ok",
   "ms": 4052,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-14T06:11:16.306Z",
   "ok": 1,
   "status": "ok",
   "ms": 7474,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-13T23:21:16.866Z",
   "ok": 1,
   "status": "ok",
   "ms": 8214,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-13T17:15:54.361Z",
   "ok": 1,
   "status": "ok",
   "ms": 6660,
   "f_status": "auth_required"
  },
  {
   "at": "2026-10-13T11:05:53.391Z",
   "ok": 1,
   "status": "ok",
   "ms": 5930,
   "f_status": "auth_required"
  }
 ],
 "trust": {
  "access": "no sign-in needed",
  "tools": 10,
  "declaredReadOnly": 8,
  "declaredCanWrite": 2,
  "declaredDestructive": 2,
  "toolDefinitionsFingerprint": "e7e57465bd76eacbf2fc6a706d48df84",
  "toolDefinitionsLastChangedAt": null,
  "toolDefinitionChangesSinceFirstSeen": 0,
  "firstSeenAt": "2026-10-18T01:50:43.336Z",
  "protocol": "2025-06-18",
  "warnings": [],
  "note": "Facts observed by Faceabot when it last read this server's tool list. 'Can write' counts tools not declared read-only (annotations are self-declared). A changed fingerprint means tool names, descriptions or schemas changed since Faceabot first saw them: re-check before trusting an earlier approval."
 }
}