Substack MCP Server

About Substack MCP Server

Use Substack MCP Server with your agent

claude mcp add substack-mcp-server -- npx -y @conorbronsdon/substack-mcp

{
  "mcpServers": {
    "substack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@conorbronsdon/substack-mcp"
      ]
    }
  }
}

Frequently asked questions

What is Substack MCP Server?

Substack MCP Server is an MCP (Model Context Protocol) server by conorbronsdon in the Knowledge & Memory category. Substack MCP server: posts are draft-only by design; short-form Notes publish immediately.

How do I connect Substack MCP Server to Claude, Cursor, or another MCP client?

Install Substack MCP Server from its npm package (@conorbronsdon/substack-mcp) and register it under "mcpServers" in your client's MCP configuration — for example claude_desktop_config.json or Cursor's mcp.json — then restart the client.

Is Substack MCP Server open source?

Yes — the source code is public at github.com/conorbronsdon/substack-mcp, with 5 GitHub stars.

Can AI agents pay to use Substack MCP Server?

Not yet through Loomal — Substack MCP Server is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.