AI audio generator for creating dialogue, music, ambience and sound effects from scene prompts
Free AI video generator that turns text and images into 1080p cinematic videos
Stage
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Founded
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Based in
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Pricing model
Freemium
Freemium
Pricing
Free plan with 10 free credits. Pro: $19.99/month (monthly) or $199.90/year (30,000 credits/year); Max: $49.99/month (monthly) or $499.90/year (90,000 credits/year). Credit packs also available.
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Key features
Multi-speaker dialogue generation with emotional tone and timing control
Scene ambience and background music composition
Voice cloning with audio reference guidance
Image and audio reference inputs for contextual generation
Output format customization: WAV, MP3, PCM, OGG Opus
Adjustable sample rate from 8 kHz to 48 kHz
Speed, volume and pitch controls on generated audio
API access for Pro and Max plan holders
Up to 2 minutes maximum audio duration per generation
Preset voices including Vivi 2.0, Sophie 2.0, Monkey King 2.0, Magnus and Celeste
Text-to-Video generation with cinematic control
Image-to-Video animation from still images
Native audio and voice generation with lip-sync
Multi-shot storytelling with character consistency
1080p cinematic output
Director-style camera control with tracking and pans
Commercial use license
Unlimited downloads
Priority generation queue
What makes it different
All-in-one audio generation combining dialogue, music, ambience and effects in a single mixed track
Scene-first workflow directing complete audio narratives rather than separate speech generation
Powered by ByteDance's Seed Audio 1.0 model for professional-quality audio generation
Multimodal input supporting text prompts combined with images or multiple audio references
Voice cloning capability using authorized audio references to guide vocal character and delivery
Native audio generation with coordinated voices and lip-sync across multiple languages
Film-grade cinematography with director-style prompt understanding
Multi-shot consistency maintaining character and style across scenes
Precise instruction following for complex multi-character scenes
~60 second video generation with 99.5% success rate
SeedAudio
HappyHorse