# Prevent gpt 4o from using reason

**URL:** <https://community.openai.com/t/prevent-gpt-4o-from-using-reason/1297762>\
**Category:** ChatGPT\
**Tags:** 4o\
**Created:** [June 24, 2025, 8:34pm UTC](https://community.openai.com/t/prevent-gpt-4o-from-using-reason/1297762 "2025-06-24T20:34:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![bestorangelover](https://sea2.discourse-cdn.com/openai1/user_avatar/community.openai.com/bestorangelover/32/409829_2.png) [@bestorangelover](https://community.openai.com/u/bestorangelover)\
**Post date:** [June 24, 2025, 8:34pm UTC](https://community.openai.com/t/prevent-gpt-4o-from-using-reason/1297762/1 "2025-06-24T20:34:35Z")

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this thing that makes gpt 4o reason is really wierd how do i turn that off? like so that gpt 4o doesn’t reason.

i still want o3 o4-mini etc to reason though

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**Author:** ![system](https://us1.discourse-cdn.com/openai1/original/4X/8/7/c/87c2e81543bbb01aa9641aeef8fe14cab5e9590a.png) [@system](https://community.openai.com/u/system)\
**Post date:** [June 25, 2025, 8:35pm UTC](https://community.openai.com/t/prevent-gpt-4o-from-using-reason/1297762/2 "2025-06-25T20:35:30Z")

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