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 | 1.57M requests | +41% | |
| 2 | Gemini 3.1 Flash TTS Preview | 583K requests | -4% | |
| 3 | Gemini 3.8 Flash Lite TTS | 548K requests | +36% | |
| 4 | Kokoro 82M | hexgrad | 515K requests | +18% |
| 5 | Grok Voice TTS 1.0 | x-ai | 311K requests | -6% |
| 6 | S2.1 Pro | fish-audio | 262K requests | +100% |
| 7 | Eleven v4 | elevenlabs | 224K requests | new |
| 8 | Eleven v4 Turbo | elevenlabs | 184K requests | new |
| 9 | S2.1 Pro Free (free) | fish-audio | 170K requests | +19% |
| 10 | Eleven Flash v2.5 | elevenlabs | 86K requests | new |
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