Linum vs Chorumi
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Linum compared with Chorumi
| Detail | 
Linum | 
Chorumi |
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| What it does | Generative video models for animation
| AI stem splitter and music production studio for producers
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | US
| Not given
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| Pricing model | Not given
| Freemium
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| Pricing | Not given
| Starter: $9.99/month (500 credits/month); Pro: $24.99/month (1,500 credits/month); Studio: $49.99/month (4,000 credits/month). One credit buys: Producer tag (Pro voice) 1 credit, AI producer tag 6 credits, Stem split 12 credits, Full AI song 15 credits. One-time credit packs available, never expire.
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| Key features | - Pyramid-JiT (P-JiT) architecture with 32×32 token reduction
- 4× more aggressive token reduction than Linum v2
- Converges in 11× fewer samples than Linum v2
- 2B-parameter model with frozen Qwen text encoder
- Pixel-space diffusion with multi-resolution readouts
- PixelREPA alignment with DINOv3-L
- Curriculum learning over noise schedule
| - Split songs into 2, 4, or 6 stems (vocals, drums, bass, guitar, piano)
- Download stems as MP3 or WAV
- AI music generator with chat refinement
- Producer tag generation with voice effects
- BPM and key detection
- Pitch and tempo shifting without DAW
- Works on mobile browser, no app installation needed
- AI lyric generator
- Processing on local device for privacy
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| What makes it different | - Low-cost training: full 2B model trained for just $21K in compute
- Controls baked into model training rather than post-hoc fine-tuning
- Pixel-space compression without separate VAE bottleneck
- Apache 2.0 open release with full model weights and code
| - One unified credit system for all tools and features
- Automatic refund for failed jobs
- Built by music producers for producers
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 44 ▲ +1 (up) since last check | 13 ● no change since last check |
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| Trust Flow (Majestic) | 5 | 9 |
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| Citation Flow (Majestic) | 32 | 24 |
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| Referring domains (Majestic) | 397 | 10 |
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3 details filled in for both companies.
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