
GitHub has introduced a new feature in its Copilot app that allows users to select from any AI model provider, rather than being restricted to OpenAI models like Codex. This update significantly enhances flexibility for developers using GitHub Copilot, enabling them to integrate a wider range of AI models into their coding workflows. The app's release marks a notable shift in how developers can leverage AI tools, potentially broadening the scope of AI-assisted coding.
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GitHub Changelog · June 17, 2026 · Same story
GitHub Changelog · September 4, 2026 · Same story
GitHub Copilot Sandboxes Enter Public Preview
This release stabilizes Claude Code by fixing a cascade of session-breaking errors that previously caused silent data loss or API drops. The most significant fix addresses resumed conversations re-sending messages in altered forms, which was corrupting reasoning traces and breaking extended thinking workflows. It also resolves persistent login refresh loops and managed setting parsing failures that plagued enterprise deployments. While the changelog is dense with UI tweaks like scrollbar fixes and vim mode corrections, the core value lies in restoring reliability for long-running agent sessions.
This release quietly solves a major pain point for enterprise AI workflows by adding gateway hint headers, allowing LLM gateways to correctly group requests per user prompt instead of treating them as isolated events. The new managed settings for availableModelsMatch and deniedModels give organizations precise control over model access, blocking specific versions even when broader allowances exist. Beyond governance, the update stabilizes the plugin ecosystem with rigorous validation checks that prevent silent failures from broken or misconfigured extensions. These changes shift Claude Code from a developer tool to a manageable enterprise component.
5 developments
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