GitHub Copilot has added OpenAI’s GPT-5.4 coding model, bringing improvements to reasoning and multi step development tasks.

OpenAI’s GPT-5.4 is rolling out in GitHub Copilot, bringing stronger reasoning, better coding accuracy, and improved support for complex tasks.

GitHub Copilot has just added GPT-5.4 to its roster of large language models that it supports. The addition comes just hours after GPT-5.4 was published by OpenAI.

Copilot Pro includes a monthly allowance of premium requests, and premium-model usage can consume that allowance faster than expected (especially with agentic, multi-step workflows). When premium ...

Microsoft has made GPT-5.3 Instant available in Microsoft 365 Copilot, introducing a new model option designed to deliver faster response times for users across Microsoft 365 Copilot and Microsoft ...

Updates to GitHub Copilot in VS Code provide the same C++ symbol context and CMake build configuration awareness as Microsoft’s C/C++ DevTools and CMake Tools extensions. Microsoft has introduced C++ ...

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AI OpenAI’s trillion‑dollar dream is under pressure as Pentagon deals spark backlash and QuitGPT drains millions of users from ChatGPT. OpenAI GitHub Copilot has added support for OpenAI’s GPT-5.4 ...

OpenAI’s GPT‑5.4 mini is now available in the API, Codex, and ChatGPT, whereas GPT‑5.4 nano is only available in the API.