In VS Code 1.113 new features like the chat customizations editor and nested subagents were introduced. This video explains the new features by demoing them. Keep in mind that some features might not be available to you due to enterprise policies or a different pricing plan.
More info on https://tech.xebia.ms/github-copilot
00:00 Intro
00:15 MCP support in Copilot CLI & Claude agents
04:52 Forking sessions in Copilot CLI & Claude agents
10:48 Agent debug logs for Copilot CLI and Claude CLI sessions
12:46 Nested subagents
17:11 URL handlers for plugin installation
21:00 Configurable thinking effort in model picker
23:46 Images preview for chat attachments
Source: https://code.visualstudio.com/updates/v1_113