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 3.8 Flash TTS | 824K requests | new | |
| 2 | Gemini 3.1 Flash TTS Preview | 662K requests | -20% | |
| 3 | Kokoro 82M | hexgrad | 431K requests | -26% |
| 4 | Grok Voice TTS 1.0 | x-ai | 292K requests | +17% |
| 5 | Gemini 3.8 Flash Lite TTS | 194K requests | new | |
| 6 | S2.1 Pro | fish-audio | 139K requests | +47% |
| 7 | S2.1 Pro Free (free) | fish-audio | 124K requests | +14% |
| 8 | Qwen-Audio-3.0-TTS Plus | qwen | 90K requests | -17% |
| 9 | MAI-Voice-2 | microsoft | 71K requests | +20% |
| 10 | Flux TTS (free) | deepgram | 71K requests | -1% |
Usage data through