Efficient AI text-to-speech model with 82M parameters delivering natural-sounding voice synthesis
AI long video generator for YouTube
Stage
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Founded
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Based in
SG
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Pricing model
Open source
Paid
Pricing
Free to use. Free Chrome Extension with 10,000 characters free every month.
Starter: $29/month (300 credits, approximately 30 minutes of video). Creator: $79/month (1,000 credits, approximately 100 minutes of video). Pro: $199/month (3,000 credits, approximately 300 minutes of video). About 16 credits per finished minute of long video.
Key features
82M parameter efficiency for lightweight, scalable performance
Multilingual support including English, French, Korean, Japanese, and Mandarin
Customizable voice packs with multiple lifelike voice options
Automatic content segmentation for chapter and section detection
OpenAI-compatible API endpoint for easy integration
Real-time audio generation with NVIDIA GPU acceleration
Processes up to 510 tokens in a single pass for longer audio outputs
Chrome extension for reading webpages aloud
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What makes it different
Outperforms larger models like XTTS (467M params) and MetaVoice (1.2B params) despite having only 82M parameters
Open-source and free for both commercial and personal use under Apache 2.0 license
Lightweight architecture enabling deployment on CPU and GPU with minimal resources
Trained on high-quality, permissively licensed audio for accurate natural-sounding speech
Designed for scalability while preserving excellent audio quality
No camera or editing software required; complete videos generated in one pass from a topic, script or voiceover
Pay only for finished video length with exact cost preview before rendering; failed renders refunded automatically
Works for any narrated faceless format from documentaries to sleep stories, mysteries and explainers
One-click YouTube Shorts generation from any long video with new hook automatically written
Kokoro TTS
Narva