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

OpenAI launches GPT‑5.3‑Codex‑Spark, a Cerebras-powered, ultra-low-latency coding model that claims 15x faster generation ...

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 ...

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

Microsoft has committed to invest up to $5B in Anthropic as it diversifies AI bets. Some software stocks have declined as AI coding tools like Claude Code threaten SaaS pricing power. Follow 24/7 Wall ...

Microsoft has committed to invest up to $5B in Anthropic as it diversifies AI bets. Some software stocks have declined as AI coding tools like Claude Code threaten SaaS pricing power. Investors ...