Is gemini-2.5-flash-preview-tts being deprecated?

The official status is deprecated. gemini-2.5-flash-preview-tts shuts down on 2026-11-17 per Google Gemini API's deprecation page (checked 2026-10-17). The official replacement is gemini-3.8-flash-tts.

Model page · gemini-2.5-flash-preview-tts shutdown date · Google Gemini API · Deadlines

Sources

• Gemini API deprecations — checked 2026-10-17
• Gemini model docs — checked 2026-10-17