# AsssemblyAI STT

**URL:** <https://community.retellai.com/t/asssemblyai-stt/3695>\
**Category:** Support Help\
**Tags:** general\
**Created:** [September 29, 2026, 11:55am UTC](https://community.retellai.com/t/asssemblyai-stt/3695 "2026-09-29T11:55:02Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![plamen](https://yyz2.discourse-cdn.com/flex008/user_avatar/community.retellai.com/plamen/32/2010_2.png) [@plamen](https://community.retellai.com/u/plamen)\
**Post date:** [September 29, 2026, 11:55am UTC](https://community.retellai.com/t/asssemblyai-stt/3695/1 "2026-09-29T11:55:02Z")

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Hi Retell team,

Which exact model from AssemblyAI is used by Retell for STT? Is it `universal-3-6-pro` , `universal-3-5-pro`or maybe some of the older models?

Cheers

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**Author:** ![Shah-Fazal](https://yyz2.discourse-cdn.com/flex008/user_avatar/community.retellai.com/shah-fazal/32/2522_2.png) [@Shah-Fazal](https://community.retellai.com/u/Shah-Fazal)\
**Post date:** [September 29, 2026, 1:12pm UTC](https://community.retellai.com/t/asssemblyai-stt/3695/2 "2026-09-29T13:12:27Z")

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Hey @plamen Thanks for the question. I’ll check this with the team and get back to you as soon as I have an update.

Thank You

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<div class="post-metadata">

**Author:** ![Shah-Fazal](https://yyz2.discourse-cdn.com/flex008/user_avatar/community.retellai.com/shah-fazal/32/2522_2.png) [@Shah-Fazal](https://community.retellai.com/u/Shah-Fazal)\
**Post date:** [September 29, 2026, 6:20pm UTC](https://community.retellai.com/t/asssemblyai-stt/3695/3 "2026-09-29T18:20:57Z")

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Hey @plamen we use `universal-3-5-pro` .

Thank You