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 | 1.13M requests | +264% | |
| 2 | Gemini 3.1 Flash TTS Preview | 583K requests | -20% | |
| 3 | Kokoro 82M | hexgrad | 405K requests | -16% |
| 4 | Gemini 3.8 Flash Lite TTS | 324K requests | +297% | |
| 5 | Grok Voice TTS 1.0 | x-ai | 293K requests | -7% |
| 6 | S2.1 Pro | fish-audio | 146K requests | +50% |
| 7 | S2.1 Pro Free (free) | fish-audio | 127K requests | +5% |
| 8 | Aura-2 | deepgram | 74K requests | +11% |
| 9 | MAI-Voice-2 | microsoft | 72K requests | +16% |
| 10 | Qwen-Audio-3.0-TTS Plus | qwen | 71K requests | -26% |
Usage data through