Gemini 3.8 Flash TTS

Gemini 3.8 Flash TTS is Google’s text-to-speech model for expressive voice generation and custom character design across more than 100 languages. It creates original voices from natural language prompts and offers granular control over acting cues, pacing, accents, and conversational reactions. Long-form audio and native two-speaker dialogue make it well suited to immersive audiobooks, games, podcasts, and interactive media

Model overview

Model ID: google/gemini-3.8-flash-tts
Provider: google
Type: other
Context window: n/a tokens
Max output tokens: n/a

Model pricing

Metric	Value
`Input tokens (/1M)`	`$0.50`
`Output tokens (/1M)`	`$9.00`
`Image generation`	`n/a`
`Cached input read (/1M)`	`$0.13`
`Cached input write (/1M)`	`n/a`
`Pricing source`	`gateway`

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