OpenAI deploys Cerebras chips for 'near-instant' code generation in first major move beyond Nvidia

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

Visual Studio adds GitHub Copilot unit testing for C#

GitHub Copilot testing for .NET in Visual Studio 2026 v18.3 can generate tests for the xUnit, NUnit, and MSTest test frameworks.
eWeek

OpenAI Debuts GPT-5.3-Codex-Spark, a Near-Instant AI for Real-Time Coding

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

OpenAI sidesteps Nvidia with unusually fast coding model on plate-sized chips

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 ...