Visual Studio Code 1.143 (Insiders)

Last updated: October 14, 2026

Welcome to the 1.143 Insiders release of Visual Studio Code.

These release notes cover the Insiders build of VS Code and continue to evolve as new features are added.

You can still track our progress in the Commit log and our list of Closed issues.

Happy Coding!

October 14, 2026

Workspace-root .mcp.json files support ${VAR} and ${VAR:-default} environment variable expansion for MCP server configuration values. #340348: Support Env Var expansion in VS Code mcp.json

Add a Stop Shell action for detached background shells in Agent Host chats. #341329: Offer Stop for detached background shells in Agent Host chats

Extensions can contribute Explorer title actions through view/title by using view == workbench.explorer.fileView. #108271: Add an explorer/title menu contribution point

We really appreciate people trying our new features as soon as they are ready, so check back here often and learn what's new.