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 ...

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 ...

OpenAI’s Fast New Model Aims to Push Vibe Coding Toward Warp Speed

Check out Codex-Spark, a new AI model that Sam Altman said ‘sparks joy for me.’ ...

OpenAI’s rapid GPT-5.3-Codex model moves beyond simple coding tasks

“Codex-Spark is the first step toward a Codex that works in two complementary modes: real-time collaboration when you want ...