Substack by Cotlet MCP Server: Install & Setup

Install Substack by Cotlet in Claude Code

Remote URL

Claude Code

claude mcp add --transport http substack-by-cotlet https://cotlet.dev/mcp/v1/substack/connect

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

{
  "mcpServers": {
    "substack-by-cotlet": {
      "url": "https://cotlet.dev/mcp/v1/substack/connect"
    }
  }
}

PyPI (uv)

Claude Code

claude mcp add substack-by-cotlet -- uvx substack-api-mcp

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

{
  "mcpServers": {
    "substack-by-cotlet": {
      "command": "uvx",
      "args": [
        "substack-api-mcp"
      ]
    }
  }
}

Frequently asked questions

What does the Substack by Cotlet MCP server do?

Posts, Notes, messages, subscribers and stats for your publication.

Is the Substack by Cotlet MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Substack by Cotlet run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add Substack by Cotlet to Claude Code?

Run: claude mcp add --transport http substack-by-cotlet https://cotlet.dev/mcp/v1/substack/connect

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