# Reasoning Models 400 error

**URL:** <https://meta.discourse.org/t/reasoning-models-400-error/349334>\
**Category:** Product Support\
**Tags:** ai\
**Created:** [January 28, 2025, 8:21am UTC](https://meta.discourse.org/t/reasoning-models-400-error/349334 "2025-01-28T08:21:28Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![MachineScholar](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/machinescholar/32/424719_2.png) [@MachineScholar](https://meta.discourse.org/u/MachineScholar)\
**Post date:** [January 28, 2025, 3:42pm UTC](https://meta.discourse.org/t/reasoning-models-400-error/349334/3 "2025-01-28T15:42:54Z")

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It was actually working the other day. But now I get this error, before any response.

 ![Screenshot 2025-01-28 at 16.41.02](https://global.discourse-cdn.com/meta/original/4X/d/1/c/d1cea4ec12cee9d22410a7336caab89bcb716d93.png)

Sometimes “Error details” shows this, sometimes it just gives that 400 error

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