mcp-builder
Build high-quality MCP servers
Install mcp-builder
npx skills add anthropics/skills --skill mcp-builder Skills install into ~/.claude/skills/ and load on demand. Other SKILL.md tools (Cursor, Codex, Gemini CLI) use the same files.
What it does
Scaffolds and guides the creation of well-structured Model Context Protocol servers — the bridge for connecting Claude to external tools and data. Official Anthropic skill; pairs naturally with the MCP directory.
- custom integrations
- extending Claude
Trust & safety
Score 95/100 · High trust- Published by Anthropic in the official skills repo.
- Manually reviewed and verified by Loadout.
- No network access — runs locally only.
- Ships executable scripts — read them before first run.
Heuristic signal based on provenance and capabilities — not a security audit. Always review a skill’s SKILL.md and scripts before first run.
Scan any SKILL.md yourself →Works with
- Claude Code
- Claude.ai
- Claude API
- Cursor
Pairs well with these MCP servers
Skills bring the know-how; MCP servers bring the connections.
Related skills
FAQ — mcp-builder skill
What does the mcp-builder skill do?
Scaffolds and guides the creation of well-structured Model Context Protocol servers — the bridge for connecting Claude to external tools and data. Official Anthropic skill; pairs naturally with the MCP directory.
How do I install the mcp-builder skill?
Run: npx skills add anthropics/skills --skill mcp-builder. Or git clone the repo into ~/.claude/skills/. Skills load automatically when relevant — no extra config.
Which agents support mcp-builder?
It reads the SKILL.md standard, so it works with Claude Code, Claude.ai, Claude API, Cursor.
Is the mcp-builder skill safe to run?
High trust (trust score 95/100). Published by Anthropic in the official skills repo. Manually reviewed and verified by Loadout. No network access — runs locally only. Ships executable scripts — read them before first run.