FastH3 Omni vs Sdance AI

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

FastH3 Omni compared with Sdance AI
Detail	FastH3 Omni	Sdance AI
What it does	AI video generation with synced audio from reference images and text prompts	AI video generator and API for creating and editing 4-30 second videos with multimodal references and native audio
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Paid	Freemium
Pricing	Not given	Monthly subscriptions: Standard $19.90/month (1,600 credits), Pro $59.90/month (5,400 credits), Max $149.90/month (16,000 credits). Annual subscriptions: Standard $118.80/year, Pro $358.80/year, Max $958.80/year. One-time credit packs: 1,000 Credits $9.90, 3,750 Credits $29.90, 12,000 Credits $79.90
Key features	Up to 9 reference images per generation Up to 3 audio references per generation 5 fixed video lengths from 5.875 to 14.375 seconds 4 aspect ratios (16:9, 1:1, 9:16, 4:3) 24 fps frame rate Real-time rendering for first 3 reference images First and last frame control MP4 output saved for 7 days Text prompt with reference naming Automatic credit refund for failed generations	Text to video generation for 4-30 second sequences Multimodal references with up to 30 images, 10 videos, and 10 audio files Video editing with natural-language direction 480p or 720p export in MP4 or MOV formats Developer API with key-based authentication API task status polling and credit billing Credit-based billing system Priority processing on paid plans No watermark on exports
What makes it different	Synced audio and video in a single generation pass 8-step distilled model for fast generation in browser No installation or GPU required	Unified generation and editing workflow in a single model Native audio synchronization with video generation Up to 50 reference assets for precise creative control Support for multiple AI models beyond Seedance 2.5 API integration with credit-based billing tied to web account
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	4 +4 (up) since last check	17 −3 (down) since last check
Trust Flow (Majestic)	0	6
Citation Flow (Majestic)	0	22
Referring domains (Majestic)	0	82

4 details filled in for both companies.

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