OpenAI's lightweight CLI - included with ChatGPT Plus/Pro subscription.
Codex CLI is OpenAI's successor to the original Copilot CLI, offering lightweight command-line AI assistance included with ChatGPT Plus or Pro subscriptions.
Standout Feature: Subscription Included - No additional API costs if you already have ChatGPT Plus/Pro.
Best For: Quick one-off commands and transformations rather than long-term project management.