Gemini 3.1 Flash TTS API

gemini-3-1-flash-ttsCopy

GoogleCommercial use API verifiedAudio & music

Google's expressive text-to-speech — natural AI voice with control over tone and emotion.

by Google

Try it now View API docsGet Your API Key

Copy MarkdownView as Markdown

Pricing: Gemini 3.1 Flash TTS costs 2.57 credits per call (≈ $0.0257). Billed per token, so a longer script costs more — the figure above is the minimum for one call. The playground shows the exact price for your script before you run it.