Compare Gemini 3.1 Flash TTS Preview from Google and Kokoro 82M from hexgrad 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 and Kokoro 82M 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.
Kokoro 82M, from hexgrad, has a 4,096-token context window and is priced at $0.62/M characters on OpenRouter.