HeyGen Voice Turbo from
@HeyGen is free on OpenRouter until November 30!
The lower-latency version of HeyGen's text-to-speech model, the one that topped the Artificial Analysis TTS leaderboard. $0, no credits needed.
Over 2,900 voice options, 39 languages, up to 5,000 characters per request, streamed as 44.1 kHz audio.
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