OpenAI calls the new coding tool the "first milestone" in its relationship with the chipmaker.

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.

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

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

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

OpenAI has launched GPT-5.3-Codex-Spark, a lightweight real-time coding model that promises faster output, lower latency, and ...

OpenAI gives an example of how this could work in practice. The company used Codex to create a Mario Kart-like racing game, ...

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 Codex just got its own Mac app - and anyone can try it for free now ...

OpenAI is trying to win market share from rivals like Anthropic and Cursor as AI coding tools gain in popularity.