GPT-5.3 Codex merges the advanced coding capabilities of GPT-5.2 Codex with the reasoning and professional knowledge of GPT-5 ...

Copilot's 'Auto' model picker in VS Code and Visual Studio currently routes to whatever model is most available and policy-compliant--not the one best matched to your prompt--while Microsoft/GitHub ...

Visual Studio Code 1.109 introduces enhancements for providing agents with more skills and context and managing multiple ...

Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...

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OpenAI has a published Preparedness Framework, which it uses for measuring and protecting against severe harm from frontier AI capabilities. In the blog post announcing GPT-5.3-Codex, the company says ...