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

GPT-5.3-Codex is about more than just writing code ...

OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.

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

OpenAI has launched a new Codex desktop app aimed at helping developers manage multiple ...

OpenAI’s GPT-5.3-Codex expands Codex into a full agentic system, delivering faster performance, top benchmarks, and advanced cybersecurity capabilities.

OpenAI Group PBC today released a macOS client for its Codex programming assistant. The launch comes about two months after Claude Code, a competing service from Anthropic PBC, topped $1 billion in ...

Spark, a lightweight real-time coding model powered by Cerebras hardware and optimized for ultra-low latency performance.

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 ...

OpenAI has released GPT-5.3-Codex, a new coding model that, according to the development team, was significantly involved in its own development. OpenAI's GPT-5.3-Codex is released just under two ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...