GitHub Copilot
Monthly summaries
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GitHub Copilot: September 2026
September brought two new models to GitHub Copilot, Claude Sonnet 5.5 and GPT-6.1 Sol. It also added HydraFusion, a multi-model orchestration system, as a research preview. Models and providers …
Daily news
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GitHub Copilot adds inline image generation and Fusion orchestration
Inline image generation lets you describe an image in natural language and receive a preview saved directly to your workspace. You can optionally add a “Made with AI” watermark, which admins can …
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GitHub Copilot adds server-to-server authentication for organization apps
Server-to-server authentication is now available for GitHub Apps installed on organizations, in public preview. Agents can request completions using a short-lived installation token, so …
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GitHub Copilot adds GPT-6.1 Terra model for cheaper, better terminal and C# coding
GPT-6.1 Terra is now available, a cheaper alternative to GPT-6.1 Sol optimized for everyday coding and terminal tasks. It delivers noticeably higher success rates on terminal and C# coding challenges …
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GitHub Copilot VS Sep 2026 adds PR explorer, BYOM preview, NuGet fix
The new Git agent can explore a pull request in Copilot Chat, providing a summary with clickable links to comments and files. Bring Your Own Model is now in preview, letting teams use preferred …
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GitHub Copilot adds multi-repo support in Slack and Microsoft Teams
Multi-repo support lets you query pull requests, issues, and activity across several repositories from a single Slack or Teams chat. You can mention @GitHub anywhere in a message, not just at the …
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GitHub Copilot adds Agentic autofix for code scanning alerts
GitHub Copilot now offers Agentic autofix, which automatically resolves code scanning alerts across the repository. The system explores relevant files, generates a fix, validates it with CodeQL, and …
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GitHub Copilot introduces HydraFusion Max with expanded model pool
GitHub Copilot adds HydraFusion Max, a higher-capacity version of HydraFusion for more demanding coding tasks. The expanded model pool now includes Claude Opus 5.5, GPT-6 Astra, GPT-6.1 Sol and GPT-6 …
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GitHub Copilot adds Gemini 4 Argon model for advanced coding
Gemini 4 Argon is now generally available in GitHub Copilot, delivering stronger performance on complex coding, agentic, and reasoning tasks. Thorough edge-case testing is built in, with the model …
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GitHub Copilot: news of 2026-10-10
Enterprise-managed default models let administrators choose any Copilot agent model as the default for new conversations while still permitting user selection. Faster fixes from diagnostics add a Fix …
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GitHub Copilot: news of 2026-10-09
Claude Haiku 5.5 now available to Pro, Pro+, Max, Business, and Enterprise users. Local sandboxing restricts agents to approved files, networks, and credentials, and is generally available in the …
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GitHub Copilot: news of 2026-10-07
In version 5.5, the Copilot CLI can discover and select locally-running Ollama models via a new Local model discovery picker. The new Claude Haiku 5.5 model is now generally available across all …
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GitHub Copilot: news of 2026-10-02
Copilot code review now supports REST and GraphQL APIs, letting you request reviews and set effort levels from your own scripts and workflows. Balanced is now the default review effort level across …
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GitHub Copilot: news of 2026-10-01
Computer use is now available in public preview, letting Copilot interact with desktop applications on your behalf—clicking controls, entering text, and automating GUI-only workflows. Dynamic …
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GitHub Copilot: news of 2026-09-30
HydraFusion, a multi-model orchestration system, is now available in VS Code and the GitHub Copilot app as a research preview. It intelligently selects between three workflows—single model, cascading …
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GitHub Copilot: news of 2026-09-29
GPT-6.1 Sol, OpenAI's latest model, is now generally available in GitHub Copilot for Pro+, Max, Business, and Enterprise users. The model excels at agentic coding and multistep tasks while using …
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GitHub Copilot: news of 2026-09-28
Claude Sonnet 5.5 is now available in GitHub Copilot across all paid plans and platforms. The model matches Sonnet 5's coding performance while using fewer tokens and tool calls, completing tasks …