# Opus 4.5 Max doesn't appear to do anything different

**URL:** <https://forum.cursor.com/t/opus-4-5-max-doesnt-appear-to-do-anything-different/145545>\
**Category:** Bug Reports\
**Created:** [December 8, 2025, 1:00pm UTC](https://forum.cursor.com/t/opus-4-5-max-doesnt-appear-to-do-anything-different/145545 "2025-12-08T13:00:39Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![deanrie](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/deanrie/32/1263_2.png) [@deanrie](https://forum.cursor.com/u/deanrie)\
**Post date:** [December 10, 2025, 2:02pm UTC](https://forum.cursor.com/t/opus-4-5-max-doesnt-appear-to-do-anything-different/145545/6 "2025-12-10T14:02:59Z")

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Thanks for the details.

This is a known issue we’re tracking here:

- Planning next moves for 5-10 minutes at a time: [Planning next moves for 5-10 minutes at a time!](https://forum.cursor.com/t/planning-next-moves-for-5-10-minutes-at-a-time/145642)
- Main thread: [The Cursor IDE freezes at the "planning next moves" stage](https://forum.cursor.com/t/the-cursor-ide-freezes-at-the-planning-next-moves-stage/140553)
- Overall speed degradation: [All models respond too slowly](https://forum.cursor.com/t/all-models-respond-too-slowly/145620)

Team is already working on the fix.

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_[View the full topic](https://forum.cursor.com/t/opus-4-5-max-doesnt-appear-to-do-anything-different/145545)._