MCP Builder (Anthropic)
mcp-builder · tier mission · source repo · Apache-2.0
Guides building high-quality MCP servers in TypeScript or Python, from tool design to evaluation.
Test results
0.88 jury mean
quality
0.88
specificity
0.90
maintenance
0.85
- Jury agreement
- 80%
- Scored
- 2026-10-04
- Score expires
- 2026-11-03
Scores are valid for 30 days (the same TTL as the pipeline's expensive scoring layer). After that this page marks them expired until the catalog is rebuilt.
Jury models
nvidia/nemotron-3-ultra-550b-a55bgoogle/gemma-4-31b-itopenai/gpt-oss-20b
Security scan
- Level
- verified
- Scanned at
- 2026-10-03
- Findings
- 0
- Upstream commit
33375500bcea- Description length
- 277 chars
- Files fingerprinted
- 10
Community experiences
What actually happened when you used this skill. No stars, no ratings — just experience reports.
Local prototype: your comment is stored in this browser only — other visitors cannot see it. The queue below is a moderation simulation (try it with
?demo=moderationin the URL); in production a human moderator approves via signed entries shipped with the site build.Loading…
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Moderation queue (local prototype)
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