How to Use Codex For Free
If you want to use the official Codex Desktop app but bypass the standard OpenAI API costs, you can route your requests through FreeModel. This is perfect for testing out complex Python workflows, running intensive data science scripts, or generating code without worrying about burning through paid credits. Here is the step-by-step guide to configuring your system.
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Stop paying expensive API fees for your AI coding assistant. This comprehensive tutorial walks you through setting up a custom, auto-rotating Python proxy that connects the Codex Desktop App directly to the FreeModel API. You'll learn exactly how to configure your local environment, handle large context windows, and unlock unlimited generation using powerful models like GPT-5.5 and GPT-5.6—completely free of charge."
Locate Your Configuration Folder
Unlike some tools that use a single settings file, Codex requires two specific configuration files stored in a hidden directory on your computer. Windows: C:\Users\YourUsername.codex Mac / Linux: ~/.codex If this folder does not exist yet, simply create it.