Eleven v4 by ElevenLabs (elevenlabs.io)

ElevenLabs has launched Eleven v4, its most emotive text-to-speech model, alongside a low-latency variant named Eleven v4 Turbo. This new model excels in conveying tone, pacing, and emotion, making it significantly more versatile than previous generations. It enables natural, dynamic conversations across varied contexts and maintains speaker identity. With a median inference latency of about 100ms, Eleven v4 Turbo is optimized for real-time applications, allowing for expressive voice agents in sectors like healthcare and entertainment. Users can also utilize inline tags to specify emotional delivery and sounds, making direction smoother for storytelling and character development. The significance of Eleven v4 lies in its capability to generate speech that feels authentically human, enhancing user experience across multiple languages and accents. It supports over 90 languages, ensuring that the original voice retains its identity while adapting to native accents, thereby improving the quality of dubbing and localization efforts. Additionally, advancements in voice cloning allow for high-fidelity reproductions with just 10 seconds of audio, ensuring consistency across long-form projects. With these innovations, Eleven v4 positions itself as a leader in the AI-driven speech synthesis field, pushing the boundaries of what expressive and relatable voice technology can achieve.