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

OpenAI calls the new coding tool the "first milestone" in its relationship with the chipmaker.

GPT-5.3-Codex helped debug and deploy parts of itself. Codex can be steered mid-task without losing context. "Underspecified" prompts now produce richer, more usable results. OpenAI today announced ...

OpenAI has introduced GPT-5.3-Codex, a new generation of its Codex coding system that did more than write software for others, it helped build itself. The company describes this 5.3 family model as a ...

On Thursday, OpenAI released GPT-5.3-Codex, a new model that extends its Codex coding agent beyond writing and reviewing code to performing a much wider range of work tasks. The release comes as ...

OpenAI launches GPT‑5.3‑Codex‑Spark, a Cerebras-powered, ultra-low-latency coding model that claims 15x faster generation speeds, signaling a major inference shift beyond Nvidia as the company faces ...