You can easily toggle which version of Claude (Sonnet or Opus) your AI agent uses for code generation and chat.
- Open the Cursor application on your computer.
- Click File on the toolbar and locate Preferences.
- Choose Cursor Settings from the dropdown menu.
- Click on the Models tab in the sidebar of the settings window.
- Locate Sonnet 4.6/Opus 4.6 and toggle the switch to On to enable the latest high-speed Claude model.
- Close the settings tab to save your changes.




