# Gemini 3.1 Flash TTS Preview API prices

Gemini 3.1 Flash TTS Preview (gemini-flash) — 8k context, 16k max output.
1 metered per-token offers from 2 provider(s), in USD per 1M tokens.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| Google | $1 | $20 | — | 8k |

## Summary

- Cheapest input: $1 per 1M tokens (Google)
- Cheapest output: $20 per 1M tokens (Google)
- First-party: $20 per 1M output tokens (Google)
- Free offers: Kenari
- Subscription plans (not per-token): none
- Released: 2026-04-15
- Inputs: audio, text

HTML page: https://llmprice.gitlab.io/models/gemini-3-1-flash-tts-preview/
Full dataset: https://llmprice.gitlab.io/data/catalog.json