Seedream 4.0 vs Chorumi

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

Seedream 4.0 compared with Chorumi
Detail	Seedream 4.0	Chorumi
What it does	Next-generation AI image generator and editor for ultra-fast 2K image creation	AI stem splitter and music production studio for producers
Stage	Not given	Startup
Founded	Not given	2026
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free plan with credits included upon sign-in. Basic plan: $9.9/month (was $19.9/month), includes 12,000 credits/year (~600 images or 300 videos). Pro plan: $23.9/month (was $47.9/month), includes 36,000 credits/year (~1,800 images or 900 videos). Enterprise plan: $63.9/month (was $127.9/month), incl	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.
Key features	Ultra-fast 2K image generation in approximately 1.8 seconds Unified text-to-image generation, image editing, and enhancement in single workflow Support for up to 6 reference images for precise editing Coordinated generation of up to 9 images simultaneously Batch generation with intelligent variation control Native bilingual support for Chinese and English prompts Watermark-free image and video downloads Commercial use license included in all plans Access to all image and video models Permanent data storage for generated content	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
What makes it different	Lightning-fast 2K rendering in approximately 1.8 seconds using Mixture of Experts architecture All-in-one platform unifying text-to-image generation and sophisticated editing without tool switching Multi-reference precision allowing up to 6 reference images and generation of 9 visuals at once Batch creation system producing multiple coordinated images while cutting resource use Native bilingual support for both English and Chinese prompts with cultural context understanding	One unified credit system for all tools and features Automatic refund for failed jobs Built by music producers for producers
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)	29 no change since last check	13 no change since last check
Trust Flow (Majestic)	4	9
Citation Flow (Majestic)	25	24
Referring domains (Majestic)	58	10

5 details filled in for both companies.

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