OpenAI launches GPT-5.3 Codex Spark powered by Cerebras chips, signaling a shift from Nvidia reliance and intensifying the AI infrastructure race.

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

GPT-3.5 Codex Spark offers 128,000-token context and ChatGPT Pro-only access, giving developers quicker real-time coding responses at lower cost.

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 ...

If you want to change ChatGPT's personality, go to the Personalization tab, change its overall base style, and then tune its characteristics. One interesting option is Headers & Lists. You can tweak ...

“Codex-Spark is the first step toward a Codex that works in two complementary modes: real-time collaboration when you want ...

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 ...

On Thursday, OpenAI announced the release of a light-weight version of its agentic coding tool Codex, the latest model of ...

Learn ChatGPT fast with a curated one-hour video roadmap. Key features like memory, projects, and Canvas boost productivity. ZDNET guides help you choose models, prompt better, and dive deeper. So, ...

You’ll get a personalized ‘award’ and an AI-generated image based on how you used ChatGPT this year. You’ll get a personalized ‘award’ and an AI-generated image based on how you used ChatGPT this year ...

Forbes contributors publish independent expert analyses and insights. Journalist, analyst, author, podcaster. OpenAI has launched a Spotify-like year-in-review for ChatGPT users, and it seems designed ...

ChatGPT has hit a new milestone of $3 billion in worldwide consumer spending on mobile as of this week, according to estimates from app intelligence provider Appfigures. This figure represents the ...