GitHub Copilot Desktop App Now Open to All Users With Bring-Your-Own-Key Support

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GitHub has made its Copilot desktop app available to users across all Copilot plans, as announced on July 7, 2026. The app allows users to run sessions using their own model-provider API keys, giving them greater flexibility over which AI models power their workflows. To evaluate resilience before committing real work to the desktop agent, developers are advised to run a structured 20-minute drill that tests whether code changes, test results, and rollbacks can be reconstructed without relying on chat history. The drill involves cloning a test repository, requesting a small code fix, then simulating app disconnection and recovering the work using Git alone. Users are encouraged to revoke any test keys afterward and check where provider credentials were stored by the application.

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