# en-US-Studio-M

Since November 13, 2023, texttospeech.googleapis.com answers calls to the model en-US-Studio-M from a newer version.

On November 13, 2023, the model en-US-Studio-M was retired. Calls targeting this model are now redirected to a newer model instead of failing. The provider routes all incoming requests for en-US-Studio-M to speaker en-US-Studio-Q.

## What to use instead

Use speaker en-US-Studio-Q instead.

- API: texttospeech.googleapis.com (texttospeech.googleapis.com)
- Model: en-US-Studio-M
- Kind: Model retirement
- Announced: November 6, 2023
- Takes effect: November 13, 2023
- Calls after that day: answered by a newer version
- Calls it hits: `model en-US-Studio-M`
- Source: [Changelog](https://docs.cloud.google.com/text-to-speech/docs/release-notes)
- Verified: October 26, 2026, against texttospeech.googleapis.com's own pages
- Page: https://www.okapi.bot/models/texttospeech-googleapis-com/en-us-studio-m/

## texttospeech.googleapis.com's words

> As of November 13 2023, speaker en-US-Studio-M will no longer be available. All requests sent to en-US-Studio-M will be routed to speaker en-US-Studio-Q . There is no action needed.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent