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Genex

A desktop app for making games with AI agents that runs on your own Claude or ChatGPT plan.

DesignClaudeCodexmacOS (Apple Silicon), Linux
Genex product page screenshot 1

About Genex

Genex is an open-source desktop app for game development with AI. Describe a game and a multi-agent workflow builds it, with workers checked by visual judges that look at the running game, mixing Claude and GPT models across the main agent, workers and reviewers. It makes 3D assets locally with a Blender plugin, reaches tools like Meshy, Tripo and ElevenLabs through plugins, and exports anywhere or publishes to the web. Claude Code and Codex sign in with your own subscription, or you can run a free local model.

Can you use your ChatGPT plan in Genex?

Yes. Your ChatGPT plan, through Codex's own sign-in. Genex's own page says: "Claude Code and Codex sign in with your own subscription and keep their own sign-ins; the app never sees your tokens."

How to connect your plan

Claude Pro or Max

  1. Download Genex for macOS (Apple Silicon) or Linux.
  2. Choose Connect Claude Code and sign in with your own Claude subscription; Claude Code keeps its own sign-in.

ChatGPT Plus or Pro

  1. Download Genex for macOS (Apple Silicon) or Linux.
  2. Choose Connect ChatGPT and sign in with your own ChatGPT plan; Codex keeps its own sign-in.

Made for

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