{
 "id": "com.usernameinspector/username-inspector",
 "name": "Username Inspector",
 "description": "Look up username availability on 12 resale platforms (links where blocked); compare seller fees.",
 "connect": {
  "transport": "streamable-http",
  "url": "https://usernameinspector.com/api/mcp"
 },
 "website": "https://usernameinspector.com/mcp/",
 "version": "1.1.0",
 "source": "official MCP registry (registry.modelcontextprotocol.io)",
 "reliability": {
  "verdict": "reliable",
  "attempts": 31,
  "successes": 31,
  "successRate": 1,
  "consecutiveSuccesses": 31,
  "lastStatus": "ok",
  "lastCheckedAt": "2026-10-19T15:31:07.998Z",
  "lastLatencyMs": 8984,
  "toolsAdvertised": 2,
  "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": "proven_working",
   "tool": "compare_fees",
   "attempts": 31,
   "successes": 31,
   "successRate": 1,
   "consecutiveSuccesses": 31,
   "lastStatus": "ok",
   "lastMs": 3935,
   "sampleInput": "{\"price\":1}",
   "method": "Faceabot calls one read-only tool (annotations.readOnlyHint) with a neutral sample input and checks that it returns a non-empty result without error."
  }
 },
 "details": "https://faceabot.com/api/catalog?id=com.usernameinspector%2Fusername-inspector",
 "page": "https://faceabot.com/tools/com.usernameinspector/username-inspector",
 "badge": {
  "image": "https://faceabot.com/badge/com.usernameinspector/username-inspector.svg",
  "markdown": "[![Measured by Faceabot](https://faceabot.com/badge/com.usernameinspector/username-inspector.svg)](https://faceabot.com/tools/com.usernameinspector/username-inspector)",
  "note": "Live reliability badge the publisher of this server can show on its README or website."
 },
 "recentChecks": [
  {
   "at": "2026-10-19T15:31:07.998Z",
   "ok": 1,
   "status": "ok",
   "ms": 8984,
   "f_status": "ok"
  },
  {
   "at": "2026-10-19T00:25:43.741Z",
   "ok": 1,
   "status": "ok",
   "ms": 7562,
   "f_status": "ok"
  },
  {
   "at": "2026-10-18T09:15:44.359Z",
   "ok": 1,
   "status": "ok",
   "ms": 6429,
   "f_status": "ok"
  },
  {
   "at": "2026-10-18T01:25:45.125Z",
   "ok": 1,
   "status": "ok",
   "ms": 7707,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T17:15:44.705Z",
   "ok": 1,
   "status": "ok",
   "ms": 6600,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T09:10:43.971Z",
   "ok": 1,
   "status": "ok",
   "ms": 5393,
   "f_status": "ok"
  },
  {
   "at": "2026-10-17T01:10:47.457Z",
   "ok": 1,
   "status": "ok",
   "ms": 6162,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T18:00:59.912Z",
   "ok": 1,
   "status": "ok",
   "ms": 7128,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T10:55:48.149Z",
   "ok": 1,
   "status": "ok",
   "ms": 4980,
   "f_status": "ok"
  },
  {
   "at": "2026-10-16T04:01:30.252Z",
   "ok": 1,
   "status": "ok",
   "ms": 5502,
   "f_status": "ok"
  },
  {
   "at": "2026-10-15T21:05:49.454Z",
   "ok": 1,
   "status": "ok",
   "ms": 6198,
   "f_status": "ok"
  },
  {
   "at": "2026-10-15T14:16:02.301Z",
   "ok": 1,
   "status": "ok",
   "ms": 5087,
   "f_status": "ok"
  },
  {
   "at": "2026-10-15T07:35:29.843Z",
   "ok": 1,
   "status": "ok",
   "ms": 3449,
   "f_status": "ok"
  },
  {
   "at": "2026-10-15T01:00:33.006Z",
   "ok": 1,
   "status": "ok",
   "ms": 5744,
   "f_status": "ok"
  },
  {
   "at": "2026-10-14T18:35:23.689Z",
   "ok": 1,
   "status": "ok",
   "ms": 10705,
   "f_status": "ok"
  },
  {
   "at": "2026-10-14T12:05:37.140Z",
   "ok": 1,
   "status": "ok",
   "ms": 4683,
   "f_status": "ok"
  },
  {
   "at": "2026-10-14T05:36:18.194Z",
   "ok": 1,
   "status": "ok",
   "ms": 9989,
   "f_status": "ok"
  },
  {
   "at": "2026-10-13T22:51:01.547Z",
   "ok": 1,
   "status": "ok",
   "ms": 9193,
   "f_status": "ok"
  },
  {
   "at": "2026-10-13T16:45:55.964Z",
   "ok": 1,
   "status": "ok",
   "ms": 7130,
   "f_status": "ok"
  },
  {
   "at": "2026-10-13T10:35:59.904Z",
   "ok": 1,
   "status": "ok",
   "ms": 7934,
   "f_status": "ok"
  }
 ],
 "trust": {
  "access": "no sign-in needed",
  "tools": 2,
  "declaredReadOnly": 2,
  "declaredCanWrite": 0,
  "declaredDestructive": 0,
  "toolDefinitionsFingerprint": "79bc4509397ca4f4b597ea6dd81f6227",
  "toolDefinitionsLastChangedAt": null,
  "toolDefinitionChangesSinceFirstSeen": 0,
  "firstSeenAt": "2026-10-18T01:25:45.323Z",
  "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."
 }
}