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  1. Models
  2. Audio
  3. Google

Gemini 3.8 Flash-Lite TTS

Try Model

Fast, expressive single-speaker speech in over 100 languages with 30 voices, delivery instructions, and inline vocal events. Accepts text or one narration turn and returns WAV audio. Billed by exact spoken characters with no per-request minimum; instructions are not billed. The complete input is limited to 8,192 tokens; turn-array input also has an 8,192-byte normalized limit.

Added Sep 25, 2026

Details

Approx. Price
$30.00 per 1M characters
Model type
text-to-speech
Category
text-to-speech
Preview examples
0

Available voices

Built-in voices accepted by NanoGPT for this model. Custom or cloned voice IDs may also be supported.

Zephyr
Puck
Charon
Kore
Fenrir
Leda
Orus
Aoede
Callirrhoe
Autonoe
Enceladus
Iapetus
Umbriel
Algieba
Despina
Erinome
Algenib
Rasalgethi
Laomedeia
Achernar
Alnilam
Schedar
Gacrux
Pulcherrima
Achird
Zubenelgenubi
Vindemiatrix
Sadachbia
Sadaltager
Sulafat

Related audio models

Compare Gemini 3.8 Flash-Lite TTS with similar models from the same provider or model family.

Gemini 3.8 Flash TTS

google/gemini-3.8-flash-tts

Accepts compatible input turns: one turn for narration or exactly two distinct voices for multi-turn dialogue (up to 100 turns and 8,192 normalized input bytes). Expressive narration and two-speaker dialogue with 30 voices, delivery instructions, and inline vocal events. Returns WAV audio. Billed by exact spoken characters with no per-request minimum; instructions are not billed. The complete input is limited to 8,192 tokens.

Google Lyria 3.5

google/lyria-3.5

Google DeepMind Lyria 3.5 turns detailed text prompts into full-length music with controllable genres, instrumentation, vocal delivery, dynamics, and optional image inspiration.

Google Lyria 3 Pro Music

google/lyria-3-pro/music

Google Lyria 3 Pro generates premium music clips from a text prompt, with optional image guidance.

Gemini 3.1 Flash TTS Preview

gemini-3.1-flash-tts-preview

Google Gemini 3.1 Flash text-to-speech with inline audio tag and multi-speaker prompt support.

Gemini 2.5 Flash Preview TTS

gemini-2.5-flash-preview-tts

Google Gemini native TTS. Single and multi-speaker support via prompt.

Qwen Audio 3.1 TTS Flash

qwen-audio-3.1-tts-flash

Speech synthesis with four multilingual voices in Singapore. Supports Japanese, Korean, French, German, Portuguese, Italian, Vietnamese, and Indonesian, plus eight Chinese dialects. Returns MP3, WAV, or PCM audio after generation completes. Billed by measured input and output tokens; character-based previews are estimates.