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IFAI

Model rankings

1239 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated May 31, 2026

Best voice
Gemini 3.1 Flash TTSGoogle1,214Score
Best open model
Fish Audio S2 ProFish Audio1,123Score
Best from China
Fun-Realtime-TTS-PreviewAlibaba1,193Score
Top three by Score
3Sonic 3.5Cartesia1,203
Top three open models
1Fish Audio S2 ProFish Audio · #17 overall1,123
2Step Audio EditX (Mar 2026)StepFun · #21 overall1,111
3Voxtral TTSMistral · #35 overall1,067
This week's changes
qwen3.7-max-20260517Coding · #3New
xAI Text to SpeechSpeech · #5New
Fun-Realtime-TTS-PreviewSpeech · #6New
RankChangeModelScore95% interval
1—Gemini 3.1 Flash TTSClosedGoogle1,214±14
2NewxAI Text to SpeechClosedxAI1,194±15
3▼ 1Azure HD 2.5ClosedMicrosoft1,121±14
4▼ 1TTS-1 HDClosedOpenAI1,095±12
5▼ 1TTS-1ClosedOpenAI1,092±10
6—Gemini 2.5 Flash Lite TTSClosedGoogle1,080±12
7▼ 2StudioClosedGoogle1,077±11
8▼ 1Polly GenerativeClosedAmazon1,069±11
9▲ 1Polly Long-FormClosedAmazon1,065±13
10▼ 2Azure NeuralClosedMicrosoft1,063±11
11—Chirp 3: HDClosedGoogle1,056±12
12▼ 3Magpie-Multilingual 357M (Feb 2026)OpenNVIDIA · 1 more variant1,056±14
13▼ 1JourneyClosedGoogle1,046±13
14—Gemini 2.5 Pro (Dec 2025)ClosedGoogle1,033±13
15▼ 2Gemini 2.5 Flash TTS (Dec 2025)ClosedGoogle1,032±12
16▼ 1MAI-Voice-1ClosedMicrosoft1,006±14
17▼ 1VibeVoice 1.5BClosedMicrosoft965±13
18▼ 1VibeVoice 7BOpenMicrosoft963±13
19▼ 1Magpie MultilingualClosedNVIDIA943±14
20▼ 1WaveNetClosedGoogle893±11
21▼ 1Polly NeuralClosedAmazon883±13
22▼ 1Neural2ClosedGoogle876±11
23▼ 1StandardClosedGoogle875±11
24▼ 1Polly StandardClosedAmazon819±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 “—”.