calm-mcp
local MCP servercalm-mcp is a local MCP server: MCP server giving coding agents a call-graph-aware, hash-verified view of a codebase, not grep. Install it from npm as @eilodon/calm-mcp.
Installation
Terminal
claude mcp add calm-mcp -- npx -y @eilodon/calm-mcp
Run in your project folder. Add --scope user to use it everywhere.
Claude Desktop, Cursor & other clients
Add to claude_desktop_config.json or .cursor/mcp.json.
{
"mcpServers": {
"calm-mcp": {
"command": "npx",
"args": [
"-y",
"@eilodon/calm-mcp"
]
}
}
}What you need
- Runtime: Node.js 18+ (runs with npx).
- MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
Summary
MCP server giving coding agents a call-graph-aware, hash-verified view of a codebase, not grep.
calm-mcp vs similar servers
| Server | Stars | Type | API key | Runtime |
|---|---|---|---|---|
| calm-mcp | 17 | Local | No | npm |
| Repowise | 7,071 | Local | No | pypi |
| Hex Line | 565 | Local | No | npm |
| Codebase Memory | 45K | Local | No | npm |
| wigolo | 5,418 | Local | Yes | npm |
Questions
No. The registry entry lists no keys or environment variables.
Node.js 18+ (runs with npx), plus an MCP client such as Claude Code, Codex, Claude Desktop or Cursor.
calm-mcp is a local MCP server distributed as the npm package @eilodon/calm-mcp.
Run: claude mcp add calm-mcp -- npx -y @eilodon/calm-mcp
Run: codex mcp add calm-mcp -- npx -y @eilodon/calm-mcp
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