The new model is build 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 ...
Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...
OpenAI’s GPT-5.3-Codex is 25 percent faster and requires less than half the tokens as its predecessor, 5.2-Codex.
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