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IFAI

Model rankings

1356 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated July 10, 2026

Best voice
Simba 3.2SpeechifyAI1,234Score
Best open model
Step Audio EditX (Mar 2026)StepFun1,118Score
Best from China
Fun-Realtime-TTSAlibaba1,205Score
Top three by Score
1Simba 3.2SpeechifyAI1,234
3Sonic 3.5Cartesia1,207
Top three open models
1Step Audio EditX (Mar 2026)StepFun · #23 overall1,118
2Fish Audio S2 ProFish Audio · #24 overall1,110
3Voxtral TTSMistral · #34 overall1,077
This week's changes
Simba 3.2Speech · #1New
GPT-5.6 Sol (max)Intelligence · #2New
GPT-5.6 Terra (max)Intelligence · #4New
RankChangeModelScore95% interval
1—Gemini 3.1 Flash TTSClosedGoogle1,214±14
2▲ 1Azure HD 2.5ClosedMicrosoft1,124±14
3▲ 1TTS-1 HDClosedOpenAI1,100±13
4▲ 1TTS-1ClosedOpenAI1,084±11
5▲ 1Gemini 2.5 Flash Lite TTSClosedGoogle1,073±13
6▲ 3GPT-Realtime-2ClosedOpenAI1,069±16
7▲ 1StudioClosedGoogle1,069±12
8▼ 1Polly GenerativeClosedAmazon1,068±12
9▲ 1Polly Long-FormClosedAmazon1,051±14
10▲ 1Chirp 3: HDClosedGoogle1,050±13
11▲ 1JourneyClosedGoogle1,042±14
12▲ 3Gemini 2.5 Flash TTS (Dec 2025)ClosedGoogle1,033±13
13—Azure NeuralClosedMicrosoft1,031±19
14—Gemini 2.5 Pro (Dec 2025)ClosedGoogle1,030±14
15▲ 1MAI-Voice-1ClosedMicrosoft1,018±14
16▲ 1VibeVoice 1.5BClosedMicrosoft966±14
17▲ 1Magpie MultilingualClosedNVIDIA941±15
18▲ 1WaveNetClosedGoogle899±12
19▲ 1Neural2ClosedGoogle884±12
20▲ 1Polly NeuralClosedAmazon881±15
21▲ 1StandardClosedGoogle873±12
22▲ 1Polly StandardClosedAmazon810±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 “—”.