🚀 What is Seedance 4.0?
Seedance 4.0 is ByteDance's experimental next-generation video model, currently in limited beta. It explores cutting-edge features not yet ready for public release.
⚠️ Beta Status: Seedance 4.0 is not publicly available. Access requires invitation from ByteDance research team.
✨ Experimental Features
Reported Capabilities (from beta testers)
- 🎬 4K Resolution Output: Double the quality of v2.0
- ⏱️ Extended Duration: Up to 60-second continuous videos
- 🤖 AI Director Mode: Automatic shot composition and editing
- 🎨 Real-time Style Transfer: Apply artistic styles on the fly
- 🔊 Advanced Audio: Multi-track audio with spatial sound
- 🧠 Context Memory: Remember characters across multiple generations
📊 Seedance 4.0 vs 2.0 (Preliminary)
| Feature | Version 2.0 | Version 4.0 Beta |
|---|---|---|
| Resolution | 2K | 🆕 4K |
| Max Duration | 30s | 🆕 60s |
| Context Memory | ❌ | 🆕 ✅ |
| AI Director | ❌ | 🆕 ✅ |
| Public Access | ✅ | ❌ Invite only |
🔑 How to Get Beta Access
Invitation Requirements (Reported)
- Active Dreamina Pro subscription
- Consistent usage and high-quality output
- Participation in ByteDance community feedback programs
- Professional or research use cases
Application Process
Contact ByteDance research team through official Dreamina channels. Acceptance rate is reportedly very low (~5%).
🔮 When Will 4.0 Launch Publicly?
Based on Reddit discussions and beta tester reports:
- Optimistic estimate: Q4 2026
- Realistic estimate: Q1-Q2 2027
- ByteDance official: "When it's ready"
Current recommendation: Stick with Seedance 2.0 for all production work.