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IFAI

Model rankings

1125 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated April 12, 2026

Best voice
Inworld TTS 1.5 MaxInworld1,213Score
Best open model
Fish Audio S2 ProFish Audio1,128Score
Best from China
Speech 2.8 HDMiniMax1,163Score
Top three by Score
1Inworld TTS 1.5 MaxInworld1,213
2Eleven v3ElevenLabs1,179
3Inworld TTS 1 MaxInworld1,168
Top three open models
1Fish Audio S2 ProFish Audio · #9 overall1,128
2Step Audio EditX (Mar 2026)StepFun · #18 overall1,098
3Kokoro 82M v1.0Kokoro · #27 overall1,056
This week's changes
HappyHorse-1.0Video · #1New
glm-5.1Coding · #2New
Eleven v3Speech · #2New
Speech 2.8 HDSpeech · #4New
RankChangeModelScore95% interval
1NewFish Audio S2 ProOpenFish Audio1,128±54
2NewStep Audio EditX (Mar 2026)OpenStepFun1,098±32
3▼ 2Kokoro 82M v1.0OpenKokoro1,056±9
4▼ 2Maya1OpenMaya Research1,049±13
5NewVoxtral TTSOpenMistral1,029±47
6▼ 3Fish Speech 1.5OpenFish Audio1,012±10
7▼ 3ChatterboxOpenResemble AI1,006±10
8▼ 3Magpie-Multilingual 357MOpenNVIDIA1,001±12
9▼ 3Zonos-v0.1OpenZyphra1,000±0
10▼ 2VibeVoice 7BOpenMicrosoft Azure959±19
11▼ 4OpenVoice v2OpenOpenVoice950±8
12▼ 2XTTS v2OpenCoqui884±9
13▼ 2StyleTTS 2OpenStyleTTS878±9
14▼ 2MetaVoice v1OpenMetaVoice763±14

Intelligence over time

Each maker's best model at the time on the Artificial Analysis Intelligence Index, by the month it was released.

Gained most · Anthropic +57.2Highest now · Anthropic 64.6Gap between highest and lowest 18.1 ptsTime range Nov 2025 – Nov 2026
64.6Anthropic60.0Google56.9OpenAI50.1Meta46.5Kimi

Arena data comes from the leaderboard dataset it publishes on Hugging Face (CC BY 4.0). Only each board's overall leaderboard is used; scores and ranks are unchanged. dataset · CC BY 4.0

Artificial Analysis data comes from its API (artificialanalysis.ai). Scores are unchanged; ranks follow the scores. artificialanalysis.ai

Open or closed follows the license Arena gives; prices and Artificial Analysis intelligence show only where model names match, otherwise “—”.