On February 12, in a blog post on its website, OpenAI said that the new model is called GPT‑5.3‑Codex‑Spark, and it’s been optimized for one thing in particular: speed. On X, OpenAI cofounder and CEO ...
On Thursday, OpenAI released its first production AI model to run on non-Nvidia hardware, deploying the new GPT-5.3-Codex-Spark coding model on chips from Cerebras. The model delivers code at more ...