{"slug": "visual-studio-code-1-143-insiders", "title": "Visual Studio Code 1.143 (Insiders)", "summary": "Microsoft's Visual Studio Code 1.143 Insiders release, last updated October 14, 2026, adds ${VAR} and ${VAR:-default} environment variable expansion for MCP server configuration values in workspace-root .mcp.json files. The build also introduces a Stop Shell action for detached background shells in Agent Host chats and lets extensions contribute Explorer title actions via view/title using view == workbench.explorer.fileView.", "body_md": "# Visual Studio Code 1.143 (Insiders)\n\nFollow us on [LinkedIn](https://www.linkedin.com/showcase/vs-code), [X](https://go.microsoft.com/fwlink/?LinkID=533687), [Bluesky](https://bsky.app/profile/vscode.dev), [Instagram](https://www.instagram.com/vscode.ig) | Follow Insiders Changelog on [X](https://x.com/VSCodeChangelog) or [Bluesky](https://bsky.app/profile/vscodechangelog.bsky.social)\n\n*Last updated: October 14, 2026*\n\nWelcome to the 1.143 Insiders release of Visual Studio Code.\n\nThese release notes cover the Insiders build of VS Code and continue to evolve as new features are added.\n\nYou can still track our progress in the [Commit log](https://github.com/Microsoft/vscode/commits/main) and our list of [Closed issues](https://github.com/Microsoft/vscode/issues?q=is%3Aissue%20is%3Aclosed%20milestone%3A1.143.0).\n\nHappy Coding!\n\n## October 14, 2026\n\n- Workspace-root `.mcp.json` files support`${VAR}` and`${VAR:-default}` environment variable expansion for MCP server configuration values.*[#340348: Support Env Var expansion in VS Code mcp.json](https://github.com/microsoft/vscode/issues/340348)*\n\n## October 13, 2026\n\n- Add a **Stop Shell** action for detached background shells in Agent Host chats.*[#341329: Offer Stop for detached background shells in Agent Host chats](https://github.com/microsoft/vscode/issues/341329)*\n\n## October 12, 2026\n\n- Extensions can contribute Explorer title actions through `view/title` by using`view == workbench.explorer.fileView` .*[#108271: Add an explorer/title menu contribution point](https://github.com/microsoft/vscode/issues/108271)*\n\nWe really appreciate people trying our new features as soon as they are ready, so check back here often and learn what's new.", "url": "https://wpnews.pro/news/visual-studio-code-1-143-insiders", "canonical_source": "https://code.visualstudio.com/updates/v1_143", "published_at": "2026-10-15 04:51:11.919103+00:00", "updated_at": "2026-10-15 04:51:13.573751+00:00", "lang": "en", "topics": ["developer-tools", "ai-agents", "agent-protocols", "ai-tools"], "entities": ["Visual Studio Code", "Microsoft", "Agent Host", "MCP"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/visual-studio-code-1-143-insiders", "markdown": "https://wpnews.pro/news/visual-studio-code-1-143-insiders.md", "text": "https://wpnews.pro/news/visual-studio-code-1-143-insiders.txt", "jsonld": "https://wpnews.pro/news/visual-studio-code-1-143-insiders.jsonld"}}