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IFAI

Model rankings

1470 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated August 18, 2026

Best voice
Sonic 3.6Cartesia1,283Score
Best open model
Fish Audio S2 ProFish Audio1,126Score
Best from China
Qwen-Audio-3.0-TTS-PlusAlibaba1,240Score
Top three by Score
1Sonic 3.6Cartesia1,283
3Simba 3.2SpeechifyAI1,240
Top three open models
1Fish Audio S2 ProFish Audio · #25 overall1,126
2Step Audio EditX (Mar 2026)StepFun · #30 overall1,107
3Voxtral TTSMistral · #40 overall1,079
This week's changes
gpt-6-astra-maxCoding · #1New
Wan 3.0Video · #1New
claude-fable-5.1-maxCoding · #2New
MAI-Image-2.6-PreviewImage · #2New
GLM-5.3-FlashIntelligence · #9New

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 “—”.