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Modal MCP Server

@smehmood

Repository

Basic information

Category

Other

License

MIT

Transports

stdio

Author

smehmood

About Modal MCP Server

MCP Server for managing Modal applications

Modal MCP Server config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "modal-mcp-server": {
      "command": "uv",
      "args": [
        "sync"
      ]
    }
  }
}

Modal MCP Server tools

Tool list not available yet

This listing does not currently have a tool list to display. This does not mean the server has no tools; check its documentation for supported capabilities.

We auto-extract tools from the README. The maintainer can list them under a ## Tools heading to populate this section.

Overview

What is Modal MCP Server?

An MCP server that allows you to interact with Modal volumes and deploy Modal applications directly from within Cursor, using Modal’s CLI for volume file operations and app deployment.

How to use Modal MCP Server?

Clone the repository, install dependencies with uv sync, then add its configuration to ~/.cursor/mcp.json pointing to the server script. Ensure you have Python 3.11+, uv, and Modal CLI with valid credentials. For deployments, the project must use uv and have Modal installed in its virtual environment.

Key features of Modal MCP Server

  • List all Modal volumes in your environment
  • List files and directories inside a Modal volume
  • Copy files within a Modal volume
  • Remove files or directories from a Modal volume
  • Upload and download files to/from a Modal volume
  • Deploy a Modal application from a given file path

Use cases of Modal MCP Server

  • Browse and manage Modal volume contents without leaving Cursor
  • Upload local files to a Modal volume for use by serverless apps
  • Download files from a Modal volume to your local machine
  • Deploy a Modal application directly from your editor
  • Copy or remove files inside a Modal volume for cleanup or organization

Frequently asked questions

1

What are the requirements to use this server?

Python 3.11 or higher, the `uv` package manager, and a Modal CLI set up with valid credentials. For deployment, the target project must use `uv` and have Modal installed.

2

How do I configure this server in Cursor?

Add the server entry to `~/.cursor/mcp.json` with the command `uv` and arguments pointing to the cloned repo and the server script `modal_mcp/server.py`.

3

What volume operations are supported?

Listing volumes, listing volume contents, copying files, removing files (with optional recursion), uploading files (with overwrite option), and downloading files (with overwrite option or redirect output to stdout).

4

Can I deploy any Modal app with this server?

Only projects that use `uv` for dependency management and have Modal installed in their virtual environment. The deployment tool requires the absolute path to the app file.

5

What format do tool responses have?

All tools return JSON with a `success` boolean. Successful operations include `data` (for listing) or `message`, `command`, and optionally `stdout`/`stderr`. Errors include `error` and available command output.

Comments

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