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MCP QUEEN

The Graded Registry

Every remote server in the official MCP registry, probed live and graded with receipts β€” the only MCP index where every grade shows its evidence.

16258servers indexed
7739remote endpoints
892graded (rolling)
217grade A
59%reachable
388msmedian latency
SortBestWorstJust probedMost toolsFastest
GradeAllA (217)B (3)C (199)D (110)F (363)Provisional
CategoryAll categoriesAI & Agents (258)Other (209)Web & Search (138)Cloud & Infra (67)Productivity (44)Dev & Code (37)Data & Databases (29)Finance & Crypto (27)Communication (21)Media & Design (19)Commerce (17)Security (13)Science & Health (13)

19 matches. Categories are keyword-derived from registry metadata β€” imperfect by design, deterministic by principle.

#ServerGradeScoreLatencyToolsAuthProbed
1 ai.betterpost/server
BetterPost
Cloud & Infra
A 100
182ms 22 open 07-12 14:18
2 ai.com.mcp/contabo
Contabo (VPS) MCP Server
Cloud & Infra
A 100
215ms 124 open 07-12 14:19
3 ai.com.mcp/lenny-rachitsky-podcast
Lenny Rachitsky Podcast Transcripts MCP Server
Cloud & Infra
A 100
300ms 8 open 07-12 14:19
4 ai.com.mcp/linkedin
LinkedIn MCP Server
Cloud & Infra
A 100
381ms 3 open 07-12 14:19
5 ai.com.mcp/petstore
Petstore MCP Server
Cloud & Infra
A 100
150ms 19 open 07-12 14:19
6 ai.com.mcp/registry
MCP Registry Server
Cloud & Infra
A 100
357ms 3 open 07-12 14:19
7 ai.com.mcp/strava
HAPI Strava MCP Server
Cloud & Infra
A 100
495ms 13 open 07-12 14:19
8 ai.tensorfeed/mcp-server
TensorFeed
Cloud & Infra
A 100
295ms 33 open 07-12 17:47
9 app.worldmonitor/mcp
World Monitor
Cloud & Infra
A 100
422ms 40 open 07-12 20:31
10 ai.arclan/registry
Arclan MCP Registry
Cloud & Infra
A 97
340ms 4 open 07-12 14:18
11 ai.chinamarketing/intelligence
China Marketing AI Intelligence MCP
Cloud & Infra
A 97
174ms 3 open 07-12 14:19
12 ai.licensy/mcp-server
Licensy
Cloud & Infra
A 97
757ms 9 open 07-12 14:46
13 ai.presentations/presentations-ai
Cloud & Infra
A 97
752ms 5 open 07-12 15:16
14 app.ganty/mcp-server
Ganty MCP
Cloud & Infra
A 97
537ms 15 open 07-12 18:48
15 app.seatcanvas/seatcanvas
Cloud & Infra
A 97
324ms 3 open 07-12 19:18
16 app.zooza/mcp-server
Zooza MCP Server
Cloud & Infra
A 97
1019ms 30 open 07-12 20:31
17 ai.openmandate/mcp
OpenMandate
Cloud & Infra
A 94
898ms 15 open 07-12 15:16
18 ai.rockmoon/financial-data
Rockmoon Financial Data
Cloud & Infra
A 94
816ms 18 open 07-12 15:31
19 app.subdomain/subdomains
Subdomain API
Cloud & Infra
A 94
833ms 2 open 07-12 19:18

Methodology

Each server is probed live over streamable HTTP: reachability (25) β€” does initialize succeed; auth-gated servers earn partial credit only if they advertise WWW-Authenticate so clients can discover OAuth. protocol (15) β€” valid JSON-RPC handshake; deprecated SSE transport is penalized. tooling (35) β€” tools/list works, share of tools with descriptions and fully-typed input schemas, median description depth. latency (10) β€” initialize round-trip. provenance (15) β€” registry metadata completeness and whether the reverse-DNS namespace actually matches the serving domain. Scores scale to what is verifiable; unverifiable dimensions mark the grade provisional rather than guessing. Every point carries the verbatim observation that earned it. No stars, no votes, no pay-to-rank β€” probes only.