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 ...

ChatGPT 5.3 Codex Launches : 5 Things You Need to Know

OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.
Ars Technica

OpenAI built an AI coding agent and uses it to improve the agent itself

With the popularity of AI coding tools rising among some software developers, their adoption has begun to touch every aspect of the process, including human developers using the tools to improve ...
Arabian Post on MSN

OpenAI shifts AI coding to Cerebras hardware

OpenAI has launched GPT-5.3-Codex-Spark, an ultra-fast version of its coding artificial intelligence that runs on specialised hardware from Cerebras Systems, marking its first major production ...