A new version of OpenAI’s Codex is powered by a new dedicated chip
SMRTR summary
OpenAI released GPT-5.3-Codex-Spark, a lightweight version of its coding tool designed for faster inference and real-time collaboration. The model runs on Cerebras' Wafer Scale Engine 3 chip, marking the first milestone in their $10 billion partnership. Spark focuses on rapid prototyping and daily productivity tasks, complementing the heavier original Codex for complex workflows.
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