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.

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 ...

“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 ...

OpenAI has launched GPT-5.3-Codex-Spark, its first AI model built specifically for real-time coding, capable of generating more than 1,000 tokens per second while handling real-world software ...

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

OpenAI says one of its teams has built an app with zero human-written code. Every single line of code in this app has come from Codex AI agents, notes the company in a blog post, highlighting that ...

A former OpenAI researcher has resigned, warning that the company’s decision to introduce ads in ChatGPT risks repeating the ...

Microsoft was caught in a software sector sell-off that has left shares trading at a reasonable valuation. Learn why MSFT ...

Last week, The Midas Project claimed OpenAI failed to implement legally required safeguards for models classified as high ...

OpenAI has dismissed a senior policy executive months before the planned launch of a new “adult mode” for ChatGPT, with the ...