Google › Gemini 3.1 Flash TTS Preview › Pricing

Gemini 3.1 Flash TTS Preview pricing

API list price by Google · checked Oct 26, 2026
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Price sheet

Input text tokens and output audio tokens are charged separately, per million of each. Promotion validity and later rates remain explicit.

Pricing questions

Is Gemini 3.1 Flash TTS Preview free to use?›

There is no free API tier.