I tested Claude Code vs. ChatGPT Codex in a real-world bug hunt and creative CLI build — here’s which AI coding agent thinks like a developer and which one ships safer code.

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 which OpenAI launched earlier this month. GPT-5.3-Codex-Spark is described by ...

OpenAI launches a Mac-only Codex app as an agent command center. Sandbox controls limit folder writes and network access for safer use. Switching between IDE, terminal, and app keeps context across ...

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, ...

Ads on ChatGPT could cost marketers three times what Meta currently charges. Ads on ChatGPT could cost marketers three times what Meta currently charges. is a news writer covering all things consumer ...