Complex Instruction Following on InstructTTSEval EN
96.2APSGround-truth
Evaluation results
| Method | Links | ||||
|---|---|---|---|---|---|
| Ground-truthSource Type=Baseline2026.01 | 96.2 | 89.4 | 67.2 | 84.3 | |
| Gemini-flashSource Type=Closed-sourced2026.01 | 92.3 | 93.8 | 80.1 | 88.7 | |
| Gemini-proSource Type=Closed-sourced2026.01 | 87.6 | 86 | 67.2 | 80.3 | |
| Gemini-TTS-ProVoice Control Type=fixed voice editing2026.03 | 87.6 | 86 | 67.2 | — | |
| Gemini-TTS-Pro2026.06 | 87.6 | 86 | 67.2 | — | |
| VoxCPM22026.06 | 84.2 | 83.2 | 71.4 | — | |
| HumeSource Type=Closed-sourced2026.01 | 83 | 75.3 | 54.3 | 71.1 | |
| Hume2026.06 | 83 | 75.3 | 54.3 | — | |
| Qwen3-TTS-12Hz-1.7B-VDFrequency=12Hz, Parameters=1.7B2026.06 | 82.9 | 82.4 | 68.4 | — | |
| FlexiVoiceSource Type=Open-sourced2026.01 | 81.2 | 85.2 | 71.4 | 79.3 | |
| MiMo-Audio-7B-InstructSource Type=Open-sourced2026.01 | 80.6 | 77.6 | 59.5 | 72.6 | |
| MIMO-Audio-7B-Instruct2026.03 | 80.6 | 77.6 | 59.5 | — | |
| Mimo-Audio-7B-InstructParameters=7B2026.06 | 80.6 | 77.6 | 59.5 | — | |
| Qwen3-TTS-VD2026.03 | 78.4 | 78.8 | 72 | — | |
| GPT-4o-mini-TTSSource Type=Closed-sourced2026.01 | 76.4 | 74.3 | 54.8 | 68.5 | |
| GPT-4o-mini-TTSVoice Control Type=fixed voice editing2026.03 | 76.4 | 74.3 | 54.8 | — | |
| GPT-4o-mini-TTS2026.06 | 76.4 | 74.3 | 54.8 | — | |
| MOSS-VoiceGenerator2026.03 | 68.2 | 82 | 68.7 | — | |
| MOSS-VoiceGenerator2026.06 | 68.2 | 82 | 68.7 | — | |
| PromptTTSSource Type=Open-sourced2026.01 | 64.3 | 47.2 | 31.4 | 47.6 | |
| PromptTTS2026.06 | 64.3 | 47.2 | 31.4 | — | |
| FlexiVoice-BaseSource Type=Open-sourced2026.01 | 63.6 | 75 | 60.6 | 66.4 | |
| ParlerTTSSource Type=Open-sourced2026.01 | 60 | 45.9 | 31.2 | 45.7 | |
| Parler-TTS-largeScale=large2026.06 | 60 | 45.9 | 31.2 | — | |
| PromptStyleSource Type=Open-sourced2026.01 | 57.4 | 46.4 | 30.9 | 38.2 | |
| PromptStyle2026.06 | 57.4 | 46.4 | 30.9 | — | |
| VoxInstructSource Type=Open-sourced2026.01 | 54.9 | 57 | 39.3 | 50.4 | |
| VoxInstructRequires reference audio=true2026.03 | 54.9 | 57 | 39.3 | — | |
| VoxInstruct2026.06 | 54.9 | 57 | 39.3 | — |