Comment.io MCP Server: Install & Setup

Install Comment.io in Claude Code

Claude Code

claude mcp add --transport http comment-io https://comment.io/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "comment-io": {
      "url": "https://comment.io/mcp"
    }
  }
}

Frequently asked questions

What does the Comment.io MCP server do?

Read, edit and improve shared documents and knowledge with people and agents.

Is the Comment.io MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Comment.io run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Comment.io to Claude Code?

Run: claude mcp add --transport http comment-io https://comment.io/mcp

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