[Bug] Which version of transformers should I use

[Kayzwer]

Describe the bug

Which version of transformers should I use

To Reproduce

import torch
from TTS.api import TTS


device = "cuda"

tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2").to(device)
wav = tts.tts(text="Hello world!", speaker_wav="./audio.wav", language="en")

Expected behavior

No response

Logs

ImportError: cannot import name 'BeamSearchScorer' from 'transformers' (/home/kayzwer/Envs/tts_env/lib/python3.11/site-packages/transformers/__init__.py)

Environment

- TTS Version: 0.22.0
- Python Version: 3.11.15
- OS: EndeaevourOS
- CUDA Version: 13.2
- RTX 4050 Mobile
- torch installed with pip

Additional context

No response

[eginhard]

First you need to install the latest version (0.27.5) of our fork instead of the original package: https://coqui-tts.readthedocs.io/en/latest/faq.html#what-is-the-coqui-fork-about-and-how-to-install-it The fork currently works with transformers up to 5.0

…

On Tue, 19 May 2026, 15:47 Kayzwer, ***@***.***> wrote: *Kayzwer* created an issue (coqui-ai/TTS#4420) <#4420> Describe the bug ImportError: cannot import name 'BeamSearchScorer' from 'transformers' (/home/kayzwer/Envs/tts_env/lib/python3.11/site-packages/transformers/ *init*.py) To Reproduce import torch from TTS.api import TTS device = "cuda" tts = TTS("tts_models/multilingual/multi-dataset/xtts_v2").to(device) wav = tts.tts(text="Hello world!", speaker_wav="./audio.wav", language="en") Expected behavior *No response* Logs Environment - TTS Version: 0.22.0 - Python Version: 3.11.15 - OS: EndeaevourOS - CUDA Version: 13.2 - RTX 4050 Mobile - torch installed with pip Additional context *No response* — Reply to this email directly, view it on GitHub <#4420>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/ABHZSZNTQCDR67QUOWD6FVL43RQWJAVCNFSM6AAAAACZENFARWVHI2DSMVQWIX3LMV43ASLTON2WKOZUGQ3TOOJQHE3TKNI> . Triage notifications on the go with GitHub Mobile for iOS <https://apps.apple.com/app/apple-store/id1477376905?ct=notification-email&mt=8&pt=524675> or Android <https://play.google.com/store/apps/details?id=com.github.android&referrer=utm_campaign%3Dnotification-email%26utm_medium%3Demail%26utm_source%3Dgithub>. You are receiving this because you are subscribed to this thread.Message ID: ***@***.***>