Claude sonnet 4 thinking max not show thinking

Describe the Bug

i select thinking model but no thinking showing in chat i’m not sure that work or not
because feel like using normal sonnet 4

Steps to Reproduce

open chat agent mode and select claude-4-sonnet also max mode
every conversation no thinking show and not even think i guess

Expected Behavior

thinking model

Operating System

Windows 10/11

Current Cursor Version (Menu → About Cursor → Copy)

Version: 1.3.1 (user setup)
VSCode Version: 1.99.3
Commit: 4e81c182aa53ca18ee09324336db9c760974e440
Date: 2025-07-24T16:15:58.543Z
Electron: 34.5.1
Chromium: 132.0.6834.210
Node.js: 20.19.0
V8: 13.2.152.41-electron.0
OS: Windows_NT x64 10.0.26100

Does this stop you from using Cursor

Sometimes - I can sometimes use Cursor

sorry for my english

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