# 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.
Prices as of 2026-10-04.

| 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

## FAQ

### What is the cheapest Gemini 3.1 Flash TTS Preview API?

As of Oct 4, 2026, Google has the lowest Gemini 3.1 Flash TTS Preview output price at $20 per 1M tokens, and Google has the lowest input price at $1 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

### How much does Gemini 3.1 Flash TTS Preview cost on Google?

Google charges $1 per 1M input tokens and $20 per 1M output tokens for Gemini 3.1 Flash TTS Preview.

### How many providers offer Gemini 3.1 Flash TTS Preview?

2 providers list Gemini 3.1 Flash TTS Preview on Sovyron; 1 of them sell it at a metered per-token price.

### Is Gemini 3.1 Flash TTS Preview free?

1 provider(s) list a free-tier offer: Kenari. Free tiers usually have rate limits.

### What is the context window of Gemini 3.1 Flash TTS Preview?

Gemini 3.1 Flash TTS Preview supports a 8k-token context window and up to 16k output tokens.

HTML page: https://sovyron.com/models/gemini-3-1-flash-tts-preview/
Full dataset: https://sovyron.com/data/catalog.json