The new coding model is the first time the brand has found its own models can be instrumental in its own development.
Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...
The new model is built to accelerate the capabilities of Codex, the agentic coding tool OpenAI launched earlier this week.
Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line ...