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MAI-Voice-2-Flash vs Gemini 3.1 Flash TTS Preview: side-by-side summary

MAI-Voice-2-Flash and Gemini 3.1 Flash TTS Preview are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

MAI-Voice-2-Flash, from Microsoft, is priced at $15/M characters on OpenRouter.

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.

Context window
  • MAI-Voice-2-Flash: Not published
  • Gemini 3.1 Flash TTS Preview: 32,768 tokens
Price
  • MAI-Voice-2-Flash: $15/M characters
  • Gemini 3.1 Flash TTS Preview: $1/M tokens input, $20/M tokens output
Provided by
  • MAI-Voice-2-Flash: Microsoft
  • Gemini 3.1 Flash TTS Preview: Google
  • MAI-Voice-2-Flash model details, providers and pricing
  • Gemini 3.1 Flash TTS Preview model details, providers and pricing