Sam Altman says ChatGPT Codex subagents outperform Claude Code, using plain-language triggers and configurable agent files for PR reviews and debugging workflows.
The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some ...
OpenAI released GPT-5.4 in ChatGPT (as GPT-5.4 Thinking), the API, and Codex, calling it its most capable and efficient ...
OpenAI has introduced GPT-5.4, the latest upgrade powering ChatGPT with a new “Thinking Mode,” better reasoning, and ...
OpenAI launches a new program offering free ChatGPT Pro, Codex tools, and API credits to support open-source developers and ...
Controversy over OpenAI's agreement to provide AI to the Pentagon has swamped news about Codex's rapid adoption ...