OpenAI Breaks New Ground with GPT-5.3-Codex-Spark on Massive Cerebras Chips
OpenAI's newest AI coding model, GPT-5.3-Codex-Spark, is setting a new standard in real-time interactive development with its impressive speed. Built on Cerebras' Wafer Scale Engine 3 (WSE-3), this model shatters previous performance records, moving beyond Nvidia's hardware to achieve over 1,000 tokens per second. As part of OpenAI's broader strategy to diversify its hardware, this release promises faster development cycles, lower latency, and broader AI adaptation. Whilst still utilizing Nvidia for training, OpenAI's partnership with Cerebras marks a significant shift in AI computing strategies.
Feb 13