Gemini · featureVoices endpoint

Valid from

2026-09-22

Valid until

still holds

Published

2026-09-22

Recorded by AsOf

2026-10-31

Checked

2026-10-31 · its source page states the value and the date

Confidence

0.70

Sources

“September 22, 2026 Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS generally available (GA) : Released our next-generation text-to-speech (TTS) audio models and the Gemini API Voices endpoint ( /v1beta/voices ):”— what the page says, read 2026-10-31

• Gemini API release notes, September 22, 2026primary · ai.google.dev · 2026-09-22

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