The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

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

OpenAI continues to ship new models with the release of GPT-5.4 mini and nano, its “most capable small models yet.” ChatGPT users can start using GPT-5.4 mini today. These flavors of GPT-5.4 are ...

Kie.ai''s GPT-5.4 Codex API streamlines front-end development by automating UI code generation, multi-file refactoring, and ...

OpenAI’s GPT-5.4 mini and nano are here, and they’re designed to help you get stuff done on a budget.

What if coding wasn’t just a skill but a conversation, one where your AI collaborator anticipates your needs, adapts to your workflow, and executes complex tasks with precision? OpenAI’s GPT-5 Codex ...

Been a dev for 18 years. I've always picked up the new tools first out of my team because I enjoy test driving the latest stuff and for some reason I have patience for not getting shit done while I ...

OpenAI has introduced GPT‑5.1-Codex-Max, a new frontier agentic coding model now available in its Codex developer environment. The release marks a significant step forward in AI-assisted software ...

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...