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

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

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

OpenAI has announced ChatGPT's return to 10% monthly growth with 800 million weekly users, as the company ships a new model and nears a $100 billion funding round.

With OpenAI's latest updates to its Responses API — the application programming interface that allows developers on OpenAI's platform to access multiple agentic tools like web search and file search ...