OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...
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GPT-5.3-Codex-Spark delivers ultra-fast real-time AI coding at 1,000 tokens per second

OpenAI has launched GPT-5.3-Codex-Spark, its first AI model built specifically for real-time coding, capable ...

OpenAI dishes out its first model on a plate of Cerebras silicon

GPT-5.3-Codex-Spark may be a mouthfull, but it's certainly fast at 1,000 Tok/s running on Nvidia rival's CS3 accelerators Nvidia and AMD can take a seat. On Thursday, OpenAI unveiled ...

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 ...