OpenAI Debuts First Model Using Chips From Nvidia Rival Cerebras

OpenAI is releasing its first artificial intelligence model that runs on chips from semiconductor startup Cerebras Systems Inc., part of a push by the ChatGPT maker to broaden the pool of chipmakers it works with beyond Nvidia Corp.

The model, GPT-5.3-Codex-Spark, is intended to be a less powerful but speedier version of its most recent Codex software for automating coding. The Spark option, slated to be released Thursday, lets software engineers quickly complete tasks like editing specific chunks of code and running tests. Users can also easily interrupt it, or order the model to complete something else coding-related without having to wait for it to finish a ...