HeyGen Launches Voice Model on OpenRouter and Design Arena

HeyGen has launched its in-house text-to-speech model, HeyGen Voice, on OpenRouter and Design Arena, offering a low-latency Turbo option for developers. The model costs $15 per 1 million characters on OpenRouter, with the Turbo version priced at $7.50 per 1 million characters, both at 50% off through October 31. HeyGen Voice, the company's first native TTS model, ranks first on the Artificial Analysis Controlled Voice TTS Arena with an Elo of 1,201, outperforming models from Alibaba and ElevenLabs in blind tests.