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IFAI

Model rankings

1319 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated July 5, 2026

Best voice
Gemini 3.1 Flash TTSGoogle1,215Score
Best open model
Step Audio EditX (Mar 2026)StepFun1,114Score
Best from China
Fun-Realtime-TTSAlibaba1,206Score
Top three by Score
2Sonic 3.5Cartesia1,209
3Fun-Realtime-TTSAlibaba1,206
Top three open models
1Step Audio EditX (Mar 2026)StepFun · #22 overall1,114
2Fish Audio S2 ProFish Audio · #23 overall1,110
3Voxtral TTSMistral · #34 overall1,076
This week's changes
Reve 2.0Image · #2New
claude-sonnet-5-thinkingCoding · #5New
Fish Audio S2.1 ProSpeech · #15New
OpenAudio S1 MiniSpeech · #50New
RankChangeModelScore95% interval
1—Gemini 3.1 Flash TTSClosedGoogle1,215±14
2—xAI Text to SpeechClosedxAI1,188±15
3—Azure HD 2.5ClosedMicrosoft1,125±14
4—TTS-1 HDClosedOpenAI1,100±13
5—TTS-1ClosedOpenAI1,083±11
6—Gemini 2.5 Flash Lite TTSClosedGoogle1,072±13
7▲ 1Polly GenerativeClosedAmazon1,069±12
8▼ 1StudioClosedGoogle1,069±12
9—GPT-Realtime-2ClosedOpenAI1,068±16
10—Polly Long-FormClosedAmazon1,056±14
11—Chirp 3: HDClosedGoogle1,050±13
12▲ 1Magpie-Multilingual 357M (Feb 2026)OpenNVIDIA · 1 more variant1,047±15
13▼ 1JourneyClosedGoogle1,042±14
14▲ 2Azure NeuralClosedMicrosoft1,031±19
15▼ 1Gemini 2.5 Pro (Dec 2025)ClosedGoogle1,030±14
16▼ 1Gemini 2.5 Flash TTS (Dec 2025)ClosedGoogle1,029±13
17—MAI-Voice-1ClosedMicrosoft1,017±14
18—VibeVoice 1.5BClosedMicrosoft963±14
19—VibeVoice 7BOpenMicrosoft958±15
20—Magpie MultilingualClosedNVIDIA944±15
21—WaveNetClosedGoogle900±12
22▲ 1Neural2ClosedGoogle884±12
23▼ 1Polly NeuralClosedAmazon882±15
24—StandardClosedGoogle873±12
25—Polly StandardClosedAmazon812±16

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 “—”.