Ctxfile MCP Server

by ctxfiledev.ctxfile/ctxfilev0.6.0

Snapshots a project's working state (files, git, plan, decisions) into one context object so a session can move between agents. Local and read-only.

5Node.jsstdioofficial registry

context tax

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security

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cold start

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freshness

Active14d ago

Install Ctxfile MCP server

claude mcp add ctxfile -e NOTION_TOKEN='<notion-token>' -- npx -y ctxfile

{
  "mcpServers": {
    "ctxfile": {
      "command": "npx",
      "args": [
        "-y",
        "ctxfile"
      ],
      "env": {
        "NOTION_TOKEN": "<notion-token>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "ctxfile": {
      "command": "npx",
      "args": [
        "-y",
        "ctxfile"
      ],
      "env": {
        "NOTION_TOKEN": "<notion-token>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "ctxfile": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "ctxfile"
      ],
      "env": {
        "NOTION_TOKEN": "<notion-token>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "ctxfile": {
      "command": "npx",
      "args": [
        "-y",
        "ctxfile"
      ],
      "env": {
        "NOTION_TOKEN": "<notion-token>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
NOTION_TOKEN	—	yes	Optional Notion internal integration token (enables the Notion connector)

Freshness

Active — last maintenance signal 14d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-09-26 · 14d ago · GitHub
Latest release
2026-09-26 · 14d ago · GitHub · v0.6.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-26 · 14d ago · official registry · v0.6.0

FAQ

›How do I install the Ctxfile MCP server in Claude Code?

Run: claude mcp add ctxfile -e NOTION_TOKEN='<notion-token>' -- npx -y ctxfile. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Ctxfile require an API key?

Yes. It expects NOTION_TOKEN, of which 1 is a secret.

›Can I use Ctxfile as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Ctxfile in the official MCP registry?

Yes, as dev.ctxfile/ctxfile.