プロバイダー音声ArenaリーダーボードArtificial Analysis
各プロバイダー独自のネイティブ音声を使ってTTSモデルを比較します。
Range | Creator | Model | Elo | 95% CI | Samples | Arena音声 | リリース | API価格 1 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 |  BreezeBlue | Breeze TTS 2  Open Weights | 1,212 | -17/17 | 1,279 | Aug 2026 | $34.0 /100万文字 | |
| 2 | 2 |  Fish Audio | Fish Audio S2 Pro Open Weights | 1,126 | -12/12 | 2,313 | Mar 2026 | $15.0 /100万文字 | |
| 3 | 3 |  StepFun | Step Audio EditX (Mar 2026) Open Weights | 1,098 | -13/13 | 2,077 | Feb 2026 | N/A | |
| 4 | 4 |  Mistral | Voxtral TTS Open Weights | 1,082 | -12/12 | 2,252 | Mar 2026 | $16.0 /100万文字 | |
| 5 | 5-6 |  NVIDIA | Magpie-Multilingual 357M (Feb 2026) Open Weights | 1,064 | -12/12 | 2,113 | Feb 2026 | N/A | |
| 6 | 5-6 |  Kokoro | Kokoro 82M v1.0 Open Weights | 1,058 | -11/11 | 5,673 | Jan 2025 | $0.7 /100万文字 | |
| 7 | 7-8 |  Maya Research | Maya1 Open Weights | 1,042 | -12/12 | 3,508 | Jun 2025 | N/A | |
| 8 | 7-8 |  Boson AI | Higgs Audio V3 TTS Open Weights | 1,039 | -13/13 | 2,101 | Jun 2026 | $15.0 /100万文字 | |
| 9 | 9 |  Resemble AI | Chatterbox  Open Weights | 1,019 | -11/11 | 4,942 | May 2025 | $25.0 /100万文字 | |
| 10 | 10-11 | NVIDIA | Magpie-Multilingual 357M Open Weights | 1,003 | -11/11 | 3,928 | Jan 2026 | N/A | |
| 11 | 11 |  Zyphra | Zonos-v0.1 Open Weights | 1,000 | 0/0 | 5,182 | Feb 2025 | $20.0 /100万文字 | |
| 12 | 12 |  Microsoft | VibeVoice 7B Open Weights | 968 | -13/13 | 2,255 | Aug 2025 | N/A | |
| 13 | 13 |  OpenVoice | OpenVoice v2 Open Weights | 953 | -13/13 | 3,211 | — | Apr 2024 | $8.3 /100万文字 |
| 14 | 14 |  Coqui | XTTS v2 Open Weights | 919 | -14/14 | 2,754 | — | Nov 2023 | $40.4 /100万文字 |
| 15 | 15 |  StyleTTS | StyleTTS 2 Open Weights | 891 | -15/15 | 2,629 | — | Jun 2023 | $2.8 /100万文字 |
| 16 | 16 |  MetaVoice | MetaVoice v1 Open Weights | 842 | -17/17 | 1,465 | — | Feb 2024 | N/A |
1 API価格は、モデル作成者のAPIでモデルのデフォルト設定を使い、100万文字を生成するコストを反映します