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 | 1.39M requests | +23% | |
| 2 | Gemini 3.1 Flash TTS Preview | 624K requests | +7% | |
| 3 | Gemini 3.8 Flash Lite TTS | 548K requests | +69% | |
| 4 | Kokoro 82M | hexgrad | 523K requests | +29% |
| 5 | Grok Voice TTS 1.0 | x-ai | 330K requests | +13% |
| 6 | S2.1 Pro Free (free) | fish-audio | 169K requests | +33% |
| 7 | S2.1 Pro | fish-audio | 160K requests | +10% |
| 8 | Eleven v4 | elevenlabs | 105K requests | new |
| 9 | Eleven v4 Turbo | elevenlabs | 104K requests | new |
| 10 | MAI-Voice-2.1-Flash | microsoft | 92K requests | +308% |
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