Install
CHANGELOG
March 13, 2026

Jetbrains Extension v0.428.9 Release Note

New Features
- Plugin update notification when a newer stable version is available.
- Agent can now create files without showing a confirmation popup.
- Added "Copy Conversation ID" option to the thread menu for troubleshooting.
- MCP server headers now support `${augmentToken}` variable expansion for authentication.
- MCP server args now support `${workspaceFolder}` variable expansion.
- Tools display a rules indicator when hierarchical rules are active.
- New guidelines management UI in settings.
- Export logs now includes extension status and JCEF information for better diagnostics.
- Chat mode (Chat vs Agent) now persists across IDE restarts.

Performance
- Faster tool rendering and lazy chat history computation.
- Faster file operations by using NIO-first file access instead of VFS.
- Memory use optimization.
- More accurate conversation summarization.

Bug Fixes
- Fixed a runaway polling loop that could cause high CPU usage when notification API returned errors.
- Fixed file reading failures on network filesystems (falls back gracefully now).
- Fixed indexing timeouts and potential deadlocks for large codebases.
- Fixed several crash-causing issues fixed.
- Fixed stream cancellation not working reliably.
- Fixed Enter key inserting a newline before sending the message.
- Fixed tools occasionally missing on startup due to a race condition.
- Fixed context display in multi-project workspaces.
- Fixed message rendering issues and missing action buttons at end of agent responses.
- Fixed rules not updating after edits and rules file watcher reliability.
- Fixed image preview modals.
- Fixed guidelines not being visible in settings.
- Clearer error messages when context length is exceeded.
- Increased stream timeout to reduce premature disconnects during long operations.
- Disabled "Rebuild Index" option for blocked repositories.
- Better handling of interrupted or empty stream responses.
- Fixed duplicated slash command loading.
- Fixed desktop notification sound issues on Windows.
- Fixed settings page loading spinner and missing tools.
- Fixed abnormal stream termination detection.
- Improved prompt enhancer performance.
- Fixed tool identification hanging from async errors.
- Improved content truncation with content-aware measurement (default raised to 2M).
- Fixed MCP server error messages not showing in settings panel.
- Fixed deleted threads appearing in the threads menu.
- Fixed large protobuf message handling preventing blank webview.
- Fixed hanging loading screen on startup.
- Fixed persistent unread indicator not clearing.
- Fixed sign-out delay.
- Fixed auto mode toggle disappearing after sidebar resize.
- Improved auth error messages.
- Improved MCP config initialization resilience.

Other Improvements
- Improved enterprise repository access controls.
- Shortcut hints are hidden when no keybinding is assigned.
- Improved message handling reliability with internal message queue.
- Prompt enhancer now uses dynamic model selection for cost and performance efficiency.