Gemini 3.8 Flash TTS tops pronunciation robustness benchmark at 89.5%

ArtificialAnlys · x · 2026-09-23

On Artificial Analysis's Pronunciation Robustness Benchmark, Gemini 3.8 Flash TTS leads overall at 89.5%, ahead of Gemini 3.1 Flash TTS (88.2%) and SpaceXAI TTS (87.6%); Flash-Lite scores 87.4%. By category: Gemini 3.8 Flash TTS leads Contextually Appropriate (97.9%) and Expanding Shorthand (86.1%); SpaceXAI TTS tops Preserving Exact Sequences (85.7%); Qwen-Audio-3.0-TTS-Plus leads Standalone Terms (95.5%).

Related event: Artificial Analysis Launches TTS Pronunciation Robustness Benchmark; Gemini 3.8 Flash TTS Tops at 89.5%(12 posts)→

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