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IFAI

Model rankings

1092 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated March 8, 2026

Best voice
Inworld TTS 1 MaxInworld1,162Score
Best open model
Kokoro 82M v1.0Kokoro1,060Score
Best from China
Speech-02-TurboMiniMax1,107Score
Top three by Score
1Inworld TTS 1 MaxInworld1,162
2Inworld TTS 1.5 MaxInworld1,115
3TTS-1OpenAI1,111
Top three open models
1Kokoro 82M v1.0Kokoro · #16 overall1,060
2Maya1Maya Research · #31 overall1,030
3Fish Speech 1.5Fish Audio · #35 overall1,026
This week's changes
MiniMax-M2.7Intelligence · #9New
MiMo-V2-ProIntelligence · #10New
GPT-5.4 mini (xhigh)Intelligence · #14New
GLM-5-TurboIntelligence · #17New
GPT-5.4 nano (xhigh)Intelligence · #22New
RankChangeModelScore95% interval
1—TTS-1ClosedOpenAI1,111—
2—TTS-1 HDClosedOpenAI1,059—
3—Polly GenerativeClosedAmazon1,057—
4—Polly Long-FormClosedAmazon1,053—
5—Azure NeuralClosedMicrosoft Azure1,050—
6—StudioClosedGoogle1,045—
7—GPT-4o mini TTSClosedOpenAI1,044—
8—Chirp 3: HDClosedGoogle1,027—
9—Gemini 2.5 Pro (Dec 2025)ClosedGoogle1,026—
10—JourneyClosedGoogle1,025—
11—Gemini 2.5 Flash TTSClosedGoogle · 1 more variant1,023—
12—Gemini 2.5 Pro TTSClosedGoogle1,022—
13—Gemini 2.5 Flash Lite TTSClosedGoogle1,013—
14—Magpie MultilingualClosedNVIDIA992—
15—VibeVoice 1.5BClosedMicrosoft Azure980—
16—Polly NeuralClosedAmazon942—
17—WaveNetClosedGoogle903—
18—StandardClosedGoogle874—
19—Neural2ClosedGoogle871—
20—Polly StandardClosedAmazon843—

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 “—”.