Sub-agents
- New sidebar hierarchy for sub-agents, including connector lines and better expansion for completed runs.
- Active sub-agents animate in the sidebar.
- The sub-agent toggle moved to the kebab menu.
- Double-click now always renames.
- Added support for "Best of N" type sub-agent launches where the parent launch N sub-agents with the same prompt and synthesizes the best path forward
Analytics
- Added a save action for chat analytics results.
- Added a saved analytics panel SQL editor.
Quality of Life
- Better handling of edited messages before stream start.
- Reduced false interruptions by not treating slow stream starts as interruptions.
- Todos are session-scoped now, so they survive stream interruptions better.
- Completed todo lists are cleared more reliably after final streams.
- Pinned todo panels now auto-collapse more appropriately.
- Better wide-touch sidebar interactions.
- Mux now surfaces MCP server startup failures instead of failing more silently.
- Fixed some cost display/reset issues around Codex OAuth and forked workspaces.