I have searched for all existing open AND closed issues and discussions for similar requests. I have found none that is comparable to my request.
Verify Feature Scope
I have read through and understood the scope definition for feature requests in the Issues section. I believe my feature request meets the definition and belongs in the Issues section instead of the Discussions.
Problem Description
Support Audio Models from OpenRouter
Description
Add support for OpenRouter's audio models (GPT-Audio and GPT-Audio-Mini) to enable Text-to-Speech (TTS) and Speech-to-Text (STT) capabilities.
Details
OpenRouter provides audio model endpoints that support:
TTS (Text-to-Speech): Convert text to audio output
STT (Speech-to-Text): Convert audio input to text transcription
TTS and STT provider selection OpenRouter.
Be able to use it for voice recognition, text-to-speech and calls
Alternatives Considered
No response
Additional Context
No response
Originally created by @sFritsch09 on GitHub (Jan 21, 2026).
Original GitHub issue: https://github.com/open-webui/open-webui/issues/20834
### Check Existing Issues
- [x] I have searched for all existing **open AND closed** issues and discussions for similar requests. I have found none that is comparable to my request.
### Verify Feature Scope
- [x] I have read through and understood the scope definition for feature requests in the Issues section. I believe my feature request meets the definition and belongs in the Issues section instead of the Discussions.
### Problem Description
# Support Audio Models from OpenRouter
## Description
Add support for OpenRouter's audio models (GPT-Audio and GPT-Audio-Mini) to enable Text-to-Speech (TTS) and Speech-to-Text (STT) capabilities.
## Details
OpenRouter provides audio model endpoints that support:
- **TTS (Text-to-Speech)**: Convert text to audio output
- **STT (Speech-to-Text)**: Convert audio input to text transcription
- **Models**: `gpt-audio` and `gpt-audio-mini`
## References
- OpenRouter Audio Models: https://openrouter.ai/openai/gpt-audio
- Audio Multimodal Guide: https://openrouter.ai/docs/guides/overview/multimodal/audio
- Audio Input Format: Base64 encoded audio
## Implementation Notes
- Audio inputs should be base64 encoded
- Support for common audio formats (WAV, MP3, etc.)
- Integration with existing OpenRouter provider
### Desired Solution you'd like
TTS and STT provider selection OpenRouter.
Be able to use it for voice recognition, text-to-speech and calls
### Alternatives Considered
_No response_
### Additional Context
_No response_
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Originally created by @sFritsch09 on GitHub (Jan 21, 2026).
Original GitHub issue: https://github.com/open-webui/open-webui/issues/20834
Check Existing Issues
Verify Feature Scope
Problem Description
Support Audio Models from OpenRouter
Description
Add support for OpenRouter's audio models (GPT-Audio and GPT-Audio-Mini) to enable Text-to-Speech (TTS) and Speech-to-Text (STT) capabilities.
Details
OpenRouter provides audio model endpoints that support:
gpt-audioandgpt-audio-miniReferences
Implementation Notes
Desired Solution you'd like
TTS and STT provider selection OpenRouter.
Be able to use it for voice recognition, text-to-speech and calls
Alternatives Considered
No response
Additional Context
No response