Sam Altman says ChatGPT Codex subagents outperform Claude Code, using plain-language triggers and configurable agent files for PR reviews and debugging workflows.

OpenAI is planning a big pivot with its app strategy, streamlining its Mac apps for ChatGPT, Codex, and Atlas into a single ‘superapp.’

The desktop superapp will be designed to enable more agentic AI features, where systems can autonomously perform complex tasks directly on users' computers.

OpenAI has acquired Astral, a startup whose essential Python development tools are used by millions. This strategic move aims to bolster OpenAI's Codex group, which faces competition from Anthropic's Claude Code.

After debuting on macOS, OpenAI has brought its standalone Codex app to Windows. (OpenAI) At the start of February, OpenAI upgraded its Codex coding app to give it the ability to manage multiple AI agents. At the same time, it released a standalone macOS app.

OpenAI unveils GPT-5.4 mini and nano models with faster speeds, improved benchmarks, multimodal features and cost-efficient pricing for coding, automation and real-time AI applications.