Cursor UI slow when opening an existing chat

Where does the bug appear (feature/product)?

Cursor IDE

Describe the Bug

Cursor UI is slow when switching between chats. It takes roughly 20 seconds to switch between chats. I’ve already tried closing all workspaces and archiving old chats, but it is still slow. I did not install any extensions.

Steps to Reproduce

Click on the chat. When I do that, the screen freezes until the chat loads after 20 seconds.

Expected Behavior

It used to switch between chats faster

Operating System

MacOS

Version Information

Version: 3.5.17
VSCode Version: 1.105.1
Commit: d5b2fc092e16007956c9e5047f76097b9e626ca0
Date: 2026-05-20T02:43:31.559Z (1 day ago)
Layout: glass
Build Type: Stable
Release Track: Default
Electron: 39.8.1
Chromium: 142.0.7444.265
Node.js: 22.22.1
V8: 14.2.231.22-electron.0
OS: Darwin arm64 23.6.0

Does this stop you from using Cursor

Sometimes - I can sometimes use Cursor