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  1. Home
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Gemini 3.1 Flash TTS Preview vs Zonos v0.1 Transformer

Compare Gemini 3.1 Flash TTS Preview from Google and Zonos v0.1 Transformer from zyphra on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Gemini 3.1 Flash TTS Preview vs Zonos v0.1 Transformer: side-by-side summary

Gemini 3.1 Flash TTS Preview and Zonos v0.1 Transformer are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Gemini 3.1 Flash TTS Preview, from Google, is priced at $1/M tokens input, $20/M tokens output on OpenRouter.

Zonos v0.1 Transformer, from zyphra, is priced by the provider serving it on OpenRouter.

Price
  • Gemini 3.1 Flash TTS Preview: $1/M tokens input, $20/M tokens output
  • Zonos v0.1 Transformer: Pricing varies by provider
Provided by
  • Gemini 3.1 Flash TTS Preview: Google
  • Zonos v0.1 Transformer: zyphra
Favicon for google
Gemini 3.1 Flash TTS Preview
Favicon for zyphra
Zonos v0.1 Transformer
Favicon for google
Gemini 3.1 Flash TTS Preview
Favicon for zyphra
Zonos v0.1 Transformer

Overview

Gemini 3.1 Flash TTS Preview
Author
Google
Zonos v0.1 Transformer
Author
zyphra
Gemini 3.1 Flash TTS Preview
Context length
—
Zonos v0.1 Transformer
Context length
—
Gemini 3.1 Flash TTS Preview
Reasoning
Zonos v0.1 Transformer
Reasoning
Gemini 3.1 Flash TTS Preview
Input modalities
Zonos v0.1 Transformer
Input modalities
Gemini 3.1 Flash TTS Preview
Output modalities
Zonos v0.1 Transformer
Output modalities
model details, providers and pricing
model details, providers and pricing
Gemini 3.1 Flash TTS Preview
Zonos v0.1 Transformer