Gemini 3.1 Flash TTS Preview vs Qwen-Audio-3.0-TTS Plus: side-by-side summary

Gemini 3.1 Flash TTS Preview and Qwen-Audio-3.0-TTS Plus 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, has a 32,768-token context window and is priced at $1/M tokens input, $20/M tokens output on OpenRouter.

Qwen-Audio-3.0-TTS Plus, from Qwen, is priced at $20/M characters on OpenRouter.

Context window

• Gemini 3.1 Flash TTS Preview: 32,768 tokens
• Qwen-Audio-3.0-TTS Plus: Not published

Price

• Gemini 3.1 Flash TTS Preview: $1/M tokens input, $20/M tokens output
• Qwen-Audio-3.0-TTS Plus: $20/M characters

Provided by

• Gemini 3.1 Flash TTS Preview: Google
• Qwen-Audio-3.0-TTS Plus: Qwen

• Gemini 3.1 Flash TTS Preview model details, providers and pricing
• Qwen-Audio-3.0-TTS Plus model details, providers and pricing