The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and ...

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 ...

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

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

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

On a 2.0 terminal benchmark, OpenAI’s model scores about 10% higher, guiding users toward stronger results on long, complex ...

In benchmark tests such as Swaybench Pro and Terminal Bench, GPT-5.3 Codex consistently outperformed its predecessors, setting new standards for speed and execution. When compared to Anthropic’s Opus ...

GPT-5.3 inside OpenAI’s public GitHub repository, suggesting that the general-purpose version of the model is already in development. The First sighting of GPT 5.3 has been spotted!

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

On SWE-bench Pro (Public), which evaluates software engineering performance across multiple programming languages, GPT-5.3-Codex reached 56.8% accuracy. The most notable improvement appeared in ...

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