HeyGen Voice Turbo launches on the API, free until November 30

HeyGen Voice Turbo is available through the API. HeyGen describes it as a faster, cheaper mode of the voice model behind its videos.

The Turbo endpoint is free until November 30, then moves to paid API pricing. HeyGen also says Voice Turbo and HeyGen Voice hold the top two spots on the Artificial Analysis text-to-speech leaderboard.