@traits-dev/mcp

MCP server for traits.dev profile resources and tools.

Exposes bundled starter profiles as resources and validate/compile operations as MCP tools.

Run

npx -y @traits-dev/mcp

Binary name:

traits-mcp

Claude Desktop config

{
  "mcpServers": {
    "traits": {
      "command": "npx",
      "args": ["-y", "@traits-dev/mcp"]
    }
  }
}

MCP surface

Tools:

• traits_validate -> { yaml: string, strict?: boolean }
• traits_compile -> { yaml: string, model?: string, context?: object }
• traits_list_profiles -> {}

Resources:

• traits://profiles
• traits://profiles/{name}
• traits://profiles/{name}/compiled/{model}

Notes

• Bundled starter profiles are included in the package.
• Resource reads are for bundled profiles.
• For custom profiles, pass YAML content directly to traits_validate and traits_compile.

Related docs

• Docs API: docs/site/api/mcp.md
• Integration guide: docs/site/guides/integrations.md