First-Ever Public Quality Ranking

MCP Server Quality Leaderboard

Ranked by schema quality grade (A+ to F). The first public quality ranking of MCP tool schemas.

Updated March 2026 · Graded by agent-friend

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Servers Graded
0
Avg Score / 100
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Total Tools
0
Total Tokens

Quality Rankings

Click any row to see the grade breakdown. Grades combine correctness (40%), efficiency (30%), and quality (30%).

# Server Grade Score ↓ Tools ↕ Tokens ↕ Avg/Tool ↕ Issues ↕
1 PostgreSQL MCP Server ▾
A+
 100.0 1 46 46 0
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
100
Quality (30%)
100
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2 SQLite MCP Server ▾
A+
 99.7 6 322 54 0
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
99
Quality (30%)
100
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3 E2B MCP Server ▾
A+
 99.1 1 65 65 0
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
97
Quality (30%)
100
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4 Slack MCP Server ▾
A+
 97.3 8 721 90 0
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
91
Quality (30%)
100
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5 shadcn-ui MCP ▾
A
 93.4 10 799 80 1
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
93
Quality (30%)
85
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6 Git MCP Server ▾
A
 93.1 12 1,053 88 1
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
92
Quality (30%)
85
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7 Puppeteer MCP Server ▾
A-
 91.2 7 382 55 2
Grade Breakdown
Correctness (40%)
90
Efficiency (30%)
99
Quality (30%)
85
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8 BrowserMCP ▾
B+
 89.2 13 1,001 77 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
94
Quality (30%)
70
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9 WhatsApp MCP ▾
B+
 87.4 12 1,259 105 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
88
Quality (30%)
70
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10 Brave Search MCP Server ▾
B-
 82.6 6 1,063 177 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
72
Quality (30%)
70
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11 Time MCP Server ▾
B-
 81.7 2 244 122 3
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
84
Quality (30%)
55
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12 FastAPI-MCP ▾
B
 85.6 6 796 133 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
82
Quality (30%)
70
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13 GhidraMCP ▾
B
 84.4 27 2,161 80 3
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
93
Quality (30%)
55
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14 dbhub ▾
B-
 82.3 2 364 182 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
71
Quality (30%)
70
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15 Xiaohongshu MCP Server ▾
B-
 80.2 13 2,731 210 2
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
64
Quality (30%)
70
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16 Sequential Thinking ▾
C+
 79.9 1 283 283 1
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
48
Quality (30%)
85
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17 Google Maps MCP Server ▾
C+
 79.9 7 571 82 4
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
93
Quality (30%)
40
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18 GitHub MCP Server ▾
C+
 79.6 12 1,824 152 3
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
77
Quality (30%)
55
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19 Memory MCP Server ▾
C+
 78.4 9 925 103 4
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
88
Quality (30%)
40
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20 Sentry MCP Server ▾
C
 76.6 11 2,181 198 3
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
67
Quality (30%)
55
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21 Fetch MCP Server ▾
C
 74.4 1 239 239 3
Grade Breakdown
Correctness (40%)
90
Efficiency (30%)
58
Quality (30%)
70
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22 Obsidian MCP ▾
C
 73.5 13 1,505 116 5
Grade Breakdown
Correctness (40%)
90
Efficiency (30%)
85
Quality (30%)
40
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23 Browserbase MCP ▾
D+
 69.6 9 962 107 6
Grade Breakdown
Correctness (40%)
90
Efficiency (30%)
87
Quality (30%)
25
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24 Playwright MCP Server ▾
D+
 67.0 78 7,502 96 18
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
90
Quality (30%)
0
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25 Serena ▾
D+
 67.0 43 4,181 97 10
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
90
Quality (30%)
0
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26 Filesystem MCP Server ▾
D+
 64.9 11 1,392 127 9
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
83
Quality (30%)
0
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27 Chrome DevTools MCP Server ▾
D
 64.9 38 4,747 125 0
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
83
Quality (30%)
0
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28 Google genai-toolbox ▾
D
 64.3 29 3,921 135 19
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
81
Quality (30%)
0
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29 Excel MCP Server ▾
D
 63.8 25 3,349 134 7
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
81
Quality (30%)
25
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30 Stripe Agent Toolkit MCP Server ▾
D-
 62.5 25 4,112 164 24
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
75
Quality (30%)
0
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31 Figma-Context-MCP ▾
D-
 61.9 2 706 353 4
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
33
Quality (30%)
40
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32 Atlassian MCP Server ▾
D-
 62.2 73 12,235 168 80
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
74
Quality (30%)
0
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33 magic-mcp ▾
F
 58.3 4 906 227 7
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
61
Quality (30%)
0
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34 Chart MCP Server ▾
F
 56.5 27 6,838 253 52
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
55
Quality (30%)
0
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35 Google Workspace MCP ▾
F
 54.8 86 13,539 157 21
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
76
Quality (30%)
0
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36 Blender MCP Server ▾
F
 54.2 22 3,700 168 20
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
74
Quality (30%)
0
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37 Exa MCP Server ▾
F
 53.0 10 2,287 229 8
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
60
Quality (30%)
10
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38 AWS MCP Server ▾
F
 52.2 28 7,168 256 63
Grade Breakdown
Correctness (40%)
90
Efficiency (30%)
54
Quality (30%)
0
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39 GitHub MCP Server (Official) ▾
F
 52.1 80 15,927 199 62
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
67
Quality (30%)
0
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40 Cloudflare Radar MCP Server ▾
F
 51.4 66 21,723 329 134
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
38
Quality (30%)
0
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41 PAL MCP Server ▾
F
 49.0 18 6,610 367 18
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
30
Quality (30%)
0
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42 Tavily MCP Server ▾
F
 48.1 5 1,893 379 11
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
27
Quality (30%)
0
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43 n8n-mcp ▾
F
 47.7 20 4,281 214 10
Grade Breakdown
Correctness (40%)
30
Efficiency (30%)
64
Quality (30%)
55
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44 mcp-chrome ▾
F
 44.9 27 8,309 308 63
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
43
Quality (30%)
0
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45 Google Analytics (GA4) MCP Server ▾
F
 40.0 7 5,232 747 16
Grade Breakdown
Correctness (40%)
100
Efficiency (30%)
0
Quality (30%)
0
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46 Context7 MCP Server ▾
F
 39.5 2 1,020 510 7
Grade Breakdown
Correctness (40%)
80
Efficiency (30%)
0
Quality (30%)
25
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47 Firecrawl MCP Server ▾
F
 35.8 12 4,611 384 12
Grade Breakdown
Correctness (40%)
70
Efficiency (30%)
26
Quality (30%)
0
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48 Desktop Commander MCP Server ▾
F
 30.8 27 9,068 336 35
Grade Breakdown
Correctness (40%)
50
Efficiency (30%)
36
Quality (30%)
0
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49 Grafana MCP ▾
F
 21.9 68 11,632 171 49
Grade Breakdown
Correctness (40%)
0
Efficiency (30%)
73
Quality (30%)
0
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50 Notion MCP Server ▾
F
 19.8 22 4,483 204 64
Grade Breakdown
Correctness (40%)
0
Efficiency (30%)
66
Quality (30%)
0
Grade this server yourself View on GitHub
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