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IFAI

Model rankings

1133 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated April 19, 2026

Best voice
Inworld TTS 1.5 MaxInworld1,215Score
Best open model
Fish Audio S2 ProFish Audio1,165Score
Best from China
Speech 2.8 HDMiniMax1,169Score
Top three by Score
1Inworld TTS 1.5 MaxInworld1,215
3Eleven v3ElevenLabs1,179
Top three open models
1Fish Audio S2 ProFish Audio · #6 overall1,165
2Step Audio EditX (Mar 2026)StepFun · #16 overall1,105
3Kokoro 82M v1.0Kokoro · #28 overall1,057
This week's changes
claude-opus-4-7Coding · #1New
Gemini 3.1 Flash TTSSpeech · #2New
ImagineArt 2.0Image · #11New
AsyncFlow V2, asyncSpeech · #32New
Lightning v3.1Speech · #46New
RankChangeModelScore95% interval
1—Fish Audio S2 ProOpenFish Audio1,165±33
2—Step Audio EditX (Mar 2026)OpenStepFun1,105±31
3—Kokoro 82M v1.0OpenKokoro1,057±9
4▲ 4Magpie-Multilingual 357M (Feb 2026)OpenNVIDIA · 1 more variant1,057±32
5—Voxtral TTSOpenMistral1,056±34
6▼ 2Maya1OpenMaya Research1,049±13
7▼ 1Fish Speech 1.5OpenFish Audio1,013±10
8▼ 1ChatterboxOpenResemble AI1,006±10
9—Zonos-v0.1OpenZyphra1,000±0
10—VibeVoice 7BOpenMicrosoft Azure959±19
11—OpenVoice v2OpenOpenVoice951±8
12—XTTS v2OpenCoqui886±9
13—StyleTTS 2OpenStyleTTS880±9
14—MetaVoice v1OpenMetaVoice766±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 “—”.