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Cursor Sec 13f classify_row

How to: Cursor Sec 13f classify_row

client:Cursor transport:streamable-http tool:classify_row

Add Sec 13f to Cursor

  1. 01

    Open ~/.cursor/mcp.json and merge this in. Keep any servers already there.

{
  "mcpServers": {
    "sec-13f": {
      "url": "https://gateway.pipeworx.io/sec-13f/mcp"
    }
  }
}
  1. 02

    Save the file and restart Cursor.

  2. 03

    Ask for something classify_row does. Cursor lists the server's tools on connect and calls classify_row itself — you do not invoke it by name.

  3. 04

    If nothing happens, check the server is running and that Sec 13f's identifier in your config matches the one above exactly.

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

Set these first

Sec 13f will not start until these are set, so classify_row never becomes available.

  • PIPEWORX_API_KEY

Same tool, other clients

This list was read from the server itself, by connecting to it and calling tools/list on 14 November 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.