scoremcp
Lighthouse for MCP servers. Score any server 0–100 for correctness and agent-readiness.
npx scoremcp node server.js
[ servers: 35 ][ avg: 85 ][ grade A: 7 ][ grade B: 19 ][ grade C: 8 ][ grade D: 1 ]
#nobody scores 100 — the median server is a B, and Microsoft ships both an A and a C. scoremcp checks the things that quietly break agent tool-use: invalid schemas, thin descriptions, missing safety annotations, and slow discovery. Run it before you ship — no account, no config, and it never invokes your tools.
directory — scored MCP servers
| # | server | score | grade | tools | |
|---|---|---|---|---|---|
| 1 | sequential-thinking-server | 96 | A | 1 | |
| 2 | mcp-servers/everything | 94 | A | 13 | |
| 3 | Playwright | 93 | A | 24 | |
| 4 | mediawiki-mcp-server | 93 | A | 29 | |
| 5 | assistant-ui-docs | 93 | A | 6 | |
| 6 | Mapbox Documentation MCP Server | 93 | A | 3 | |
| 7 | memory-server | 92 | A | 9 | |
| 8 | mcp-server-chart | 91 | B | 27 | |
| 9 | mcp-sequentialthinking-tools | 90 | B | 3 | |
| 10 | arxiv-mcp-server | 88 | B | 10 | |
| 11 | secure-filesystem-server | 87 | B | 14 | |
| 12 | Context7 | 87 | B | 2 | |
| 13 | excel-mcp-server | 87 | B | 6 | |
| 14 | Mastra Documentation Server | 86 | B | 13 | |
| 15 | mcp-fetch | 85 | B | 1 | |
| 16 | mcp-time | 85 | B | 2 | |
| 17 | sqlite | 85 | B | 6 | |
| 18 | mui-mcp | 85 | B | 2 | |
| 19 | Knip | 85 | B | 2 | |
| 20 | zhsama/duckduckgo-mcp-server | 84 | B | 1 | |
| 21 | chrome_devtools | 84 | B | 29 | |
| 22 | @workos/mcp-docs-server | 83 | B | 4 | |
| 23 | example-servers/puppeteer | 82 | B | 7 | |
| 24 | hn | 82 | B | 4 | |
| 25 | hello-world | 82 | B | 3 | |
| 26 | Nx MCP | 82 | B | 1 | |
| 27 | DeepWiki | 81 | C | 3 | |
| 28 | Code Runner | 81 | C | 1 | |
| 29 | ESLint | 80 | C | 1 | |
| 30 | desktop-commander | 80 | C | 26 | |
| 31 | mcp-git | 79 | C | 12 | |
| 32 | @mantine/mcp-server | 74 | C | 4 | |
| 33 | @wrtnlabs/calculator-mcp | 73 | C | 6 | |
| 34 | markitdown | 73 | C | 1 | |
| 35 | excalidraw-mcp-server | 69 | D | 11 |