Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...

New large language models seem to spring up daily, and OpenAI's (OPENAI) latest, GPT-5.3-Codex, was the startup's first model ...

OpenAI's new GPT-5.3-Codex is 25% faster and goes way beyond coding now - what's new ...

Check out Codex-Spark, a new AI model that Sam Altman said ‘sparks joy for me.’ ...

OpenAI has spent the past year systematically reducing its dependence on Nvidia. The company signed a massive multi-year deal with AMD in October 2025, struck a $38 billion cloud computing agreement ...

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

OpenAI launches GPT‑5.3‑Codex‑Spark, a Cerebras-powered, ultra-low-latency coding model that claims 15x faster generation speeds, signaling a major inference shift beyond Nvidia as the company faces ...

OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, ...

OpenAI has launched GPT-5.3-Codex-Spark, a lightweight real-time coding model that promises faster output, lower latency, and ...

OpenAI’s Codex App Server aims to tackle fragmentation by centralising agent logic to streamline integration across developer tools.

ChatGPT Pro subscribers can try the ultra-low-latency model by updating to the latest versions of the Codex app, CLI, and VS Code extension. OpenAI is also making Codex-Spark available via the API to ...

Codex can exploit vulnerable crypto smart contracts 72% of the time, raising urgent questions about AI-powered cyber offense and defense.