# Error when using sonnet in long context mode but haiku works

**URL:** <https://forum.cursor.com/t/error-when-using-sonnet-in-long-context-mode-but-haiku-works/4195>\
**Category:** Bug Reports\
**Created:** [April 11, 2024, 6:03pm UTC](https://forum.cursor.com/t/error-when-using-sonnet-in-long-context-mode-but-haiku-works/4195 "2024-04-11T18:03:36Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Taidan](https://avatars.discourse-cdn.com/v4/letter/t/5f8ce5/32.png) [@Taidan](https://forum.cursor.com/u/Taidan)\
**Post date:** [April 11, 2024, 6:03pm UTC](https://forum.cursor.com/t/error-when-using-sonnet-in-long-context-mode-but-haiku-works/4195/1 "2024-04-11T18:03:36Z")

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Stalls for a bit and then I get “openai responded with an error”. Request ID is 4ff48084-6abc-4111-9392-384ac102de76

Please help. thanks

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**Author:** ![system](https://sea3.discourse-cdn.com/cursor1/user_avatar/forum.cursor.com/system/32/99069_2.png) [@system](https://forum.cursor.com/u/system)\
**Post date:** [December 21, 2025, 8:58am UTC](https://forum.cursor.com/t/error-when-using-sonnet-in-long-context-mode-but-haiku-works/4195/2 "2025-12-21T08:58:55Z")

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