GitHub / Microsoft changelog

Added Add support for Gemini 4 Argon Fixed MCP status and /mcp commands stay synced to the active session after split-view session switches Resuming a session now respects…

Merged PR 779: Fix MCP sandbox permission approval isolation (MSRC 13… …8669) ## Summary - Restrict root sandbox configuration to shared deny rules; ignore legacy root…

Fixes and changes

2026-10-13 Add agent-scoped declarative hooks for custom agents Remote plugin marketplace and plugin fetches retry once with your signed-in GitHub token after HTTPS auth fails.…

Fixed Remote plugin marketplace and plugin fetches retry once with your signed-in GitHub token after HTTPS auth fails. Streamed responses behind TLS-intercepting proxies complete…

Fixed Discover all custom agents even when repositories define more than 100 or nest agent files deeply.

Gemini 4 Argon, Google's newest frontier model, is now generally available in GitHub Copilot. It is designed for complex coding, agentic, and reasoning tasks. In early testing,…

Enterprise administrators can now require supported GitHub Copilot clients to retrieve current server-managed settings at startup instead of relying on a cached policy. We are…

Fixes and changes

Added Add agent-scoped declarative hooks for custom agents Improved Inline images render by default on supported terminals without enabling experimental mode. Use /settings…

2026-10-12 Interactive sandbox settings suggest possible environment secrets and let you add masking hosts before saving. Make model IDs in /model and /config model…

Enterprise administrators can now use telemetry in managed settings to attribute GitHub Copilot activity to a user without collecting their prompts, responses, or tool content.…

This update brings more control over default models and MCP server in GitHub Copilot for JetBrains. It also makes diagnostics easier to address, improves chat navigation and…

Fixed Make model IDs in /model and /config model case-insensitive and save canonical IDs

Added Interactive sandbox settings suggest possible environment secrets and let you add masking hosts before saving. Fixed Keep /allow-all available during startup while…

This week's updates make Copilot easier to use across accounts and environments, with more control over what agents can access and how you manage their work. GitHub Copilot…

This release adds new billing and license controls for Copilot code review admins: Billing: Organization owners can bill Copilot code reviews from members with a Copilot license…

Claude Haiku 5.5, Anthropic's newest lightweight model, is now generally available in GitHub Copilot. It is designed for fast, high-volume work like subagents, quick edits, and…

Secret protection should keep pace with the way you build software, whether you write code yourself or work with an AI agent. With our new purpose-built model, we're bringing…

Local sandboxing for GitHub Copilot is now generally available in GitHub Copilot CLI, the GitHub Copilot app, and VS Code sessions using Agent Host. Local sandboxes give…

GitHub Copilot CLI makes it easier to choose a local model without leaving your existing workflow. Starting in CLI version 1.0.94-0, use /model to discover supported models from…

https://code.visualstudio.com/updates/v1_141

https://code.visualstudio.com/updates/v1_140

https://code.visualstudio.com/updates/v1_139

https://code.visualstudio.com/updates/v1_139

https://code.visualstudio.com/updates/v1_138