Gemini 2.5 Flash and Pro TTS previews to shut down as early as November 17, 2026

The gemini-2.5-flash-preview-tts and gemini-2.5-pro-preview-tts models have an earliest shutdown date of November 17, 2026.

Who is affected:: Developers using Gemini 2.5 TTS preview models in the Gemini API.
Action needed:: Migrate to gemini-3.8-flash-tts or gemini-3.8-flash-lite-tts.

Source

"gemini-2.5-flash-preview-tts * May 20, 2025 * November 17, 2026"

Gemini API deprecations

Published Nov 3, 2026

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