Efficient AI text-to-speech model with 82M parameters delivering natural-sounding voice synthesis
AI video and image generator with Seedance 2.5 and Seedream 5.0
Stage
Not given
Not given
Founded
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Based in
SG
GB
Pricing model
Open source
Freemium
Pricing
Free to use. Free Chrome Extension with 10,000 characters free every month.
Free account with 125 credits (25 on sign-up, 100 for linking Discord). Paid plans: Creator $19 first month then $25/month (525 credits/month); Pro $35 first month then $49/month (1,050 credits/month); Max $70 first month then $99/month (2,500 credits/month); Business $199 first month then $217/mont
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
Video generation with Seedance 2.5, 2.0, 2.0 Fast at up to 1080p
Image generation with Seedream 5.0
Kiryu AI agent that writes hooks, scripts and plans content
Kitsune motion transfer and object swap in videos
Lip Sync to make any photo talk
Face Swap on images or videos
Kartoonz to generate cartoons from text
Canvas workflow with connected video, image and audio nodes
Free video editor with timeline generation
Developer API and MCP server for integrations
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
Official BytePlus partner with access to ByteDance's latest models
Cheapest Seedance API pricing at 720p and 1080p versus other providers
All tools in one studio without leaving the browser
Free tier with 125 credits and no card required
Unlimited video passes with fair use on monthly subscription
Kokoro TTS
KreatorFlow