Spawn multiple specialized Codex agents as MCP servers, each independently configured.
To add codex-octopus 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 7 environment variables, listed below.
Install
npx -y codex-octopus@1.0.1Environment variables
CODEX_API_KEYSet in your MCP configCODEX_TOOL_NAMESet in your MCP configCODEX_MODELSet in your MCP configCODEX_SANDBOX_MODESet in your MCP configCODEX_APPROVAL_POLICYSet in your MCP configCODEX_APPEND_INSTRUCTIONSSet in your MCP configCODEX_FACTORY_ONLYSet in your MCP configInstall with your client
claude mcp add codex-octopus --env CODEX_API_KEY=<YOUR_CODEX_API_KEY> --env CODEX_TOOL_NAME=<YOUR_CODEX_TOOL_NAME> --env CODEX_MODEL=<YOUR_CODEX_MODEL> --env CODEX_SANDBOX_MODE=<YOUR_CODEX_SANDBOX_MODE> --env CODEX_APPROVAL_POLICY=<YOUR_CODEX_APPROVAL_POLICY> --env CODEX_APPEND_INSTRUCTIONS=<YOUR_CODEX_APPEND_INSTRUCTIONS> --env CODEX_FACTORY_ONLY=<YOUR_CODEX_FACTORY_ONLY> -- npx -y codex-octopus@1.0.1
Run this in a terminal to add the server to Claude Code.
What this does
codex-octopus 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:
CODEX_API_KEY CODEX_TOOL_NAME CODEX_MODEL CODEX_SANDBOX_MODE CODEX_APPROVAL_POLICY CODEX_APPEND_INSTRUCTIONS CODEX_FACTORY_ONLY
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install codex-octopus?
Run the Claude Code command in the install section to add codex-octopus 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 codex-octopus?
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 codex-octopus as well.
Does codex-octopus need an API key?
Yes. Before it can run, set these environment variables: CODEX_API_KEY, CODEX_TOOL_NAME, CODEX_MODEL, CODEX_SANDBOX_MODE, CODEX_APPROVAL_POLICY, CODEX_APPEND_INSTRUCTIONS, CODEX_FACTORY_ONLY. 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.
Is this your MCP server?
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