Rankings data by OpenRouter is licensed under CC BY 4.0. Reuse and republish it with attribution. The Data API docs cover the citation format and JSON access to these datasets.
| Rank | Model | Author | requests | Change |
|---|---|---|---|---|
| 1 | Gemini 3.1 Flash TTS Preview | 725K requests | -23% | |
| 2 | Kokoro 82M | hexgrad | 481K requests | -52% |
| 3 | Grok Voice TTS 1.0 | x-ai | 315K requests | +21% |
| 4 | Gemini 3.8 Flash TTS | 311K requests | new | |
| 5 | S2.1 Pro Free (free) | fish-audio | 121K requests | +13% |
| 6 | Qwen-Audio-3.0-TTS Flash | qwen | 109K requests | +130% |
| 7 | S2.1 Pro | fish-audio | 98K requests | -17% |
| 8 | Qwen-Audio-3.0-TTS Plus | qwen | 96K requests | +19% |
| 9 | Gemini 3.8 Flash Lite TTS | 82K requests | new | |
| 10 | Flux TTS (free) | deepgram | 68K requests | -3% |
