FastH3 Omni vs Seedream Pro
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 Seedream Pro
| Detail | 
FastH3 Omni | 
Seedream Pro |
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| What it does | AI video generation with synced audio from reference images and text prompts
| ByteDance Seedream AI image and Seedance video generator in one studio
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Paid
| Freemium
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| Pricing | Not given
| Free: 10 credits for new accounts, valid 30 days. Basic: $8.3/month (billed yearly at $100/year, 2,400 credits per 12 months). Pro: $30/month (billed yearly at $360/year, 21,600 credits per 12 months). Business: $49.9/month (billed yearly at $599/year, 48,000 credits per 12 months). One-time Credit
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| 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
| - Five Seedream versions in one studio: 5.0 Pro, 5.0 Lite, 4.5, 4.0 and 3.0
- Text-to-image generation with prompts up to 5,000 characters
- Image editing with up to 14 reference images
- Layer decomposition to split images into separate elements
- Up to 4K resolution on Basic and higher plans
- Eight aspect ratios including ultrawide 21:9 banners
- Seedance video generation with seven versions and motion generation
- Commercial use support through Business-level access
- Free plan with 10 credits for 30 days, no credit card needed
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| 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
| - Access to five Seedream versions in one interface without switching platforms
- Up to 14 reference images for image editing, the largest edit input among versions
- Integrated Seedance video studio to turn stills into clips without leaving the platform
- Transparent credit system showing cost before generation with automatic refund on failure
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 4 ▲ +4 (up) since last check | 30 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 0 | 4 |
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| Citation Flow (Majestic) | 0 | 28 |
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| Referring domains (Majestic) | 0 | 122 |
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4 details filled in for both companies.
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