The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and spreadsheets. On Thursday, OpenAI released GPT-5.3-Codex, a new model that ...

Claude 4.5 costs more than Gemini 3 Pro; it gives step-by-step plans and stronger web layouts, choose based on detail vs budget.

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 ...

Sam Altman, Greg Brockman, Sebastien Bubeck, Mark Chen, and other key OpenAI researchers featured in the livestream unveiling GPT-5, where they demonstrated the model’s advanced capabilities and ...

When GPT-5 came out, I didn’t just want to glance at changelogs or watch demo videos. I wanted to see what it could actually do for me, hands-on. Could it really build functional, fun, and usable ...

“Codex-Spark is the first step toward a Codex that works in two complementary modes: real-time collaboration when you want rapid iteration, and long-running tasks when you need deeper reasoning and ...

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

Details about OpenAI’s upcoming GPT-5 model have leaked. GitHub accidentally published details of the upcoming model and its four variants in a blog, which was later withdrawn. The leak points to ...

GPT‑5.3‑Codex‑Spark releases with ultra-fast coding and 128k context window, redefining interactive development for ChatGPT ...

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, ...

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