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IFAI

Model rankings

892 models · 5 boards · 2 sources

Text-to-speech arena · Anonymous head-to-head votes · Updated November 29, 2025

Best voice
Inworld TTS 1 MaxInworld1,193Score
Best open model
Kokoro 82M v1.0Kokoro1,055Score
Best from China
Speech-02-HDMiniMax1,131Score
Top three by Score
1Inworld TTS 1 MaxInworld1,193
2Speech-02-HDMiniMax1,131
3Speech-02-TurboMiniMax1,117
Top three open models
1Kokoro 82M v1.0Kokoro · #13 overall1,055
2Maya1Maya Research · #20 overall1,033
3Fish Speech 1.5Fish Audio · #22 overall1,030
This week's changes
glm-4.7Coding · #5New
MiMo-V2-Flash (Reasoning)Intelligence · #10New
K2-V2 (high)Intelligence · #67New
RankChangeModelScore95% interval
1—TTS-1ClosedOpenAI1,114—
2—TTS-1 HDClosedOpenAI1,065—
3—Polly Long-FormClosedAmazon1,063—
4—Polly GenerativeClosedAmazon1,062—
5—Azure NeuralClosedMicrosoft Azure1,049—
6—GPT-4o mini TTSClosedOpenAI1,047—
7—StudioClosedGoogle1,037—
8—Magpie MultilingualClosedNVIDIA1,032—
9—JourneyClosedGoogle1,022—
10—Chirp 3: HDClosedGoogle1,016—
11—VibeVoice 1.5BClosedMicrosoft Azure994—
12—VibeVoice 7BOpenMicrosoft Azure977—
13—Polly NeuralClosedAmazon922—
14—WaveNetClosedGoogle892—
15—StandardClosedGoogle862—
16—Neural2ClosedGoogle859—
17—Polly StandardClosedAmazon827—

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 “—”.