sem

local MCP server

Installation

Terminal

claude mcp add sem -- npx -y @ataraxy-labs/sem

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "sem": {
      "command": "npx",
      "args": [
        "-y",
        "@ataraxy-labs/sem"
      ]
    }
  }
}

Entity-level code intelligence: semantic diff, impact analysis, blame, and context for AI agents

sem is a local MCP server distributed as the npm package @ataraxy-labs/sem.

Run: claude mcp add sem -- npx -y @ataraxy-labs/sem

Run: codex mcp add sem -- npx -y @ataraxy-labs/sem

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