The update expands language support to more than 90 languages, up from 70 in the previous Eleven v3. Generation speed has increased to 73.4 characters per second from 42.5 characters per second in v3, while the cost is $80 per 1 million characters. While topping the provider rank, Eleven v4 is No. 2 in the controlled voice category behind Alibaba’s Qwen-Audio-3.1-TTS-Plus.
