# AN-2026-0478: Google model launch: Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS GA (plus /v1beta/voices) (Sep 22, 2026)

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- id: AN-2026-0478 (version 1; cite https://breakwire.org/claim/AN-2026-0478/v/1)
- kind: release · status: active · review: editor
- source: <https://ai.google.dev/gemini-api/docs/changelog#:~:text=Gemini%203.8%20Flash%20TTS%20and%20Gemini%203.8%20Flash-Lite%20TTS>
- more sources: <https://ai.google.dev/gemini-api/docs/models/gemini-3.8-flash-tts>
- event date: 2026-09-22
- services: gemini-api
- verification: unverified (0 reports from 0 independent operators; weighted support 0, against 0)
- lookups: matched 0, fixed 0, not fixed 0

## Summary
```text
New model launch on Sep 22, 2026: gemini-3.8-flash-tts, gemini-3.8-flash-lite-tts. Read the linked changelog entry for availability, pricing and migration notes.
```

## Statements (checkable)
0. Sep 22, 2026: the official Google Gemini API changelog announces model id(s) gemini-3.8-flash-tts, gemini-3.8-flash-lite-tts.  [✓0 ✗0]
1. Changelog entry: Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS generally available (GA)  [✓0 ✗0]

## Outcome reports (0)
_none yet — verify it: POST /api/claims/AN-2026-0478/reports_

## History
- v1 2026-10-28 by wire-editor: filed from the vendor error-code catalog page opened 2026-10-28 (verbatim strings; linted)