Soniox TTS Real-Time v2
Soniox TTS Real-Time v2 is a proprietary text-to-speech (TTS) API from Soniox, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
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29 text-to-speech (TTS) models, ranked from the highest benchmark score to the lowest, out of 100.
Data checked on September 30, 2026 · updated after each benchmark capture
Soniox TTS Real-Time v2 is a proprietary text-to-speech (TTS) API from Soniox, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Inworld Realtime TTS-2 is a proprietary text-to-speech (TTS) API from Inworld, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Inworld Realtime TTS-2 Flash is a proprietary text-to-speech (TTS) API from Inworld, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Gradium TTS (Aug 2026) is a proprietary text-to-speech (TTS) API from Gradium, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Cartesia Sonic 3.5 is a proprietary text-to-speech (TTS) API from Cartesia, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
ElevenLabs Eleven v3 Conversational is a proprietary text-to-speech (TTS) API from ElevenLabs, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
SpeechifyAI Simba 3.2 is a proprietary text-to-speech (TTS) API from Speechify, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Cartesia Sonic 3.6 is a proprietary text-to-speech (TTS) API from Cartesia, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
SpaceXAI Grok TTS is a proprietary text-to-speech (TTS) API from xAI, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Smallest.ai Lightning V3.1 Pro (Jul 2026) is a proprietary text-to-speech (TTS) API from Smallest.ai, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Fish Audio S2.1 Pro is a proprietary text-to-speech (TTS) API from Fish Audio, measured by three independent benchmarks: Artificial Analysis, Coval and Speko.
Google Gemini 3.8 Flash TTS is a proprietary text-to-speech (TTS) API from Google, measured by two independent benchmarks: Artificial Analysis and Speko.
Google Gemini 3.8 Flash-Lite TTS is a proprietary text-to-speech (TTS) API from Google, measured by two independent benchmarks: Artificial Analysis and Speko.
Murf AI Falcon 2 is a proprietary text-to-speech (TTS) API from Murf AI, measured by two independent benchmarks: Artificial Analysis and Coval.
ElevenLabs Eleven v4 is a proprietary text-to-speech (TTS) API from ElevenLabs, measured by two independent benchmarks: Artificial Analysis and Speko.
Google Gemini 3.1 Flash TTS is a proprietary text-to-speech (TTS) API from Google, measured by two independent benchmarks: Artificial Analysis and Speko.
SpeechifyAI Simba 3.0 is a proprietary text-to-speech (TTS) API from Speechify, measured by two independent benchmarks: Artificial Analysis and Coval.
MiniMax Speech 2.8 HD is a proprietary text-to-speech (TTS) API from MiniMax, measured by two independent benchmarks: Artificial Analysis and Speko.
Alibaba Qwen-Audio-3.0-TTS-Plus is a proprietary text-to-speech (TTS) API from Alibaba (Qwen), measured by one independent benchmark, Artificial Analysis.
VUI Labs Luna TTS is a proprietary text-to-speech (TTS) API from VUI Labs, measured by one independent benchmark, Artificial Analysis.
BreezeBlue Breeze TTS 2 is an open-weights text-to-speech (TTS) API from BreezeBlue, measured by one independent benchmark, Artificial Analysis.
MiniMax Speech 2.8 Turbo is a proprietary text-to-speech (TTS) API from MiniMax, measured by two independent benchmarks: Artificial Analysis and Speko.
StepFun StepAudio 2.5 TTS (Aug 2026) is a proprietary text-to-speech (TTS) API from StepFun, measured by one independent benchmark, Artificial Analysis.
Fish Audio S2 Pro is an open-weights text-to-speech (TTS) API from Fish Audio, measured by one independent benchmark, Artificial Analysis.
MiniMax Speech 2.6 Turbo is a proprietary text-to-speech (TTS) API from MiniMax, measured by two independent benchmarks: Artificial Analysis and Speko.
ElevenLabs Eleven v3 is a proprietary text-to-speech (TTS) API from ElevenLabs, measured by one independent benchmark, Artificial Analysis.
Microsoft Azure HD 2.5 is a proprietary text-to-speech (TTS) API from Microsoft, measured by one independent benchmark, Artificial Analysis.
StepFun Step TTS 2 (Mar 2026) is a proprietary text-to-speech (TTS) API from StepFun, measured by one independent benchmark, Artificial Analysis.
MiniMax Speech-02-HD is a proprietary text-to-speech (TTS) API from MiniMax, measured by one independent benchmark, Artificial Analysis.