> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ekly.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Gemini 3.8 Flash-Lite TTS

> Google's fast, lower-cost voice for everyday narration and read-aloud: 101 languages, the same delivery notes, inline <vocal tags> and two-speaker dialogue as Flash, at about two thirds of the price.

Google's fast, lower-cost voice for everyday narration and read-aloud: 101 languages, the same delivery notes, inline \<vocal tags> and two-speaker dialogue as Flash, at about two thirds of the price. The natural successor to the Gemini TTS preview.

| | |
| - | - |
| Model id | `gemini-3.8-flash-lite-tts` |
| Media | audio |
| Submit to | `POST /v1/audio` |
| Price | 0.0275 credits per 1,000 input tokens + 0.33 credits per 1,000 output tokens before discounts |
| Typical time | about 6.0 s |

## Request

**Required:** `text`\
**Optional:** `delivery`, `voice_name`

```json theme={null}
{
  "model": "gemini-3.8-flash-lite-tts",
  "text": "Chapter one. <short pause> The house had stood empty for eleven years.",
  "voice_name": "Zephyr"
}
```

| Field | Allowed | Default |
| - | - | - |
| `delivery` | text | |
| `voice_name` | `Zephyr`, `Puck`, `Charon`, `Kore`, `Fenrir`, `Leda`, `Orus`, `Aoede`, `Callirrhoe`, `Autonoe`, `Enceladus`, `Iapetus` … | `"Zephyr"` |

Reference inputs take asset ids from [`POST /v1/uploads`](/uploads) or an earlier output's `asset_id`.
Prices and allowed values come from the live catalog; `GET /v1/models/gemini-3.8-flash-lite-tts` is always current.


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.