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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.

16246servers indexed
7735remote endpoints
742graded (rolling)
206grade A
68%reachable
384msmedian latency
SortBestWorstJust probedMost toolsFastest
GradeAllA (206)B (3)C (194)D (105)F (234)Provisional
CategoryAll categoriesOther (202)Web & Search (136)AI & Agents (127)Cloud & Infra (65)Productivity (42)Dev & Code (34)Data & Databases (28)Finance & Crypto (26)Communication (21)Media & Design (19)Commerce (17)Science & Health (13)Security (12)

17 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 ai.arclan/registry
Arclan MCP Registry
Cloud & Infra
A 97
340ms 4 open 07-12 14:18
10 ai.chinamarketing/intelligence
China Marketing AI Intelligence MCP
Cloud & Infra
A 97
174ms 3 open 07-12 14:19
11 ai.licensy/mcp-server
Licensy
Cloud & Infra
A 97
757ms 9 open 07-12 14:46
12 ai.presentations/presentations-ai
Cloud & Infra
A 97
752ms 5 open 07-12 15:16
13 app.ganty/mcp-server
Ganty MCP
Cloud & Infra
A 97
537ms 15 open 07-12 18:48
14 app.seatcanvas/seatcanvas
Cloud & Infra
A 97
324ms 3 open 07-12 19:18
15 ai.openmandate/mcp
OpenMandate
Cloud & Infra
A 94
898ms 15 open 07-12 15:16
16 ai.rockmoon/financial-data
Rockmoon Financial Data
Cloud & Infra
A 94
816ms 18 open 07-12 15:31
17 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.