Breaking

GitHub Adds Copilot Model Orchestration, Projects and Security Tools

October 28, 2026 at 19:14 EDT

Software Dev & Coding
AI Agents
Security

GitHub announced Copilot Fusion, Copilot Projects and a security extension for the GitHub Copilot app at Universe 2026, expanding Copilot's role in software development. Fusion is generally available, while Projects and the security extension are in public preview. The announcements put model routing, multi-repository agent work and code-scanning alerts into a broader Copilot workflow.

October 28, 2026 | GitHub Universe

Copilot moves from model choice to coordinated work

GitHub introduced model orchestration, multi-repository agent projects and an in-app security extension. Fusion is generally available; Projects and the security extension are in public preview.

Fusion Max API cost per task

Index average normalized to 100; Fusion Max is about half.

100

Index average

~50

Fusion Max

Three ways Fusion can handle a task

Single

One model solves the task directly.

Cascade

A quality check can escalate a first draft to a stronger model.

Critique

A second model reviews a draft and can request a revision.

Projects | Public preview

One goal across repositories

Combine repository work with design and team context. Copilot coordinates agents and brings back results such as pull requests for review.

Security extension | Public preview

Explain or fix code alerts

Work with code-scanning alerts in the Copilot app. Suggested fixes stay local until a developer reviews and pushes them.

Controls and costs remain part of the workflow

Fusion uses models allowed by organization policies and bills each model at its standard rate. Security fixes are not committed or pushed automatically.

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