docsCodex CLIOverview

Codex CLI Integration

0.35x Price - Programming tool APIs at 0.35x of the original price!

OpenAI Codex CLI is a powerful AI programming assistant. With Fizzly API, you can use multiple AI models with significant cost savings.

Why Fizzly API?

  • 0.35x Price - Substantial savings on programming tool usage
  • Multi-Model Support - GPT-4o, Claude, DeepSeek and more
  • OpenAI Compatible - 100% compatible with OpenAI API format
  • No Code Changes - Just configure environment variables

Supported Models

Fizzly API supports 200+ AI models. View all available models in Model Gallery.

Common models:

  • openai/gpt-4o - GPT-4o multimodal
  • openai/o3-mini - Fast reasoning
  • anthropic/claude-sonnet-4 - Claude latest flagship
  • deepseek/deepseek-chat - Cost-effective

Quick Setup

Choose your platform to get started:

WindowsmacOSLinux

Configuration Overview

To use Fizzly API with Codex CLI, you need to set two environment variables:

OPENAI_API_KEY=your-fizzly-api-key
OPENAI_BASE_URL=https://api.fizzlyapi.com/v1
⚠️

Replace your-fizzly-api-key with your actual API key from the Fizzly Console.

Next Steps

  1. Get your API key - Create an account and get your API key
  2. Choose your platform guide above
  3. Start coding with Codex CLI!
VSCodeWindows