MCP server for managing Fly.io machines, apps, logs, and Docker images.
To add fly-io to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 5 environment variables, listed below.
Install
npx -y fly-io-mcp-server@0.1.7Environment variables
FLY_IO_API_TOKENSet in your MCP configFLY_IO_APP_NAMESet in your MCP configENABLED_TOOLGROUPSSet in your MCP configSKIP_HEALTH_CHECKSSet in your MCP configDISABLE_DOCKER_CLI_TOOLSSet in your MCP configInstall with your client
claude mcp add fly-io --env FLY_IO_API_TOKEN=<YOUR_FLY_IO_API_TOKEN> --env FLY_IO_APP_NAME=<YOUR_FLY_IO_APP_NAME> --env ENABLED_TOOLGROUPS=<YOUR_ENABLED_TOOLGROUPS> --env SKIP_HEALTH_CHECKS=<YOUR_SKIP_HEALTH_CHECKS> --env DISABLE_DOCKER_CLI_TOOLS=<YOUR_DISABLE_DOCKER_CLI_TOOLS> -- npx -y fly-io-mcp-server@0.1.7
Run this in a terminal to add the server to Claude Code.
What this does
fly-io exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
FLY_IO_API_TOKEN FLY_IO_APP_NAME ENABLED_TOOLGROUPS SKIP_HEALTH_CHECKS DISABLE_DOCKER_CLI_TOOLS
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install fly-io?
Run the Claude Code command in the install section to add fly-io to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with fly-io?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to fly-io as well.
Does fly-io need an API key?
Yes. Before it can run, set these environment variables: FLY_IO_API_TOKEN, FLY_IO_APP_NAME, ENABLED_TOOLGROUPS, SKIP_HEALTH_CHECKS, DISABLE_DOCKER_CLI_TOOLS. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
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