Stable Diffusion 3.5 Major Release: Most Powerful Open Source Image Generation Model Ever

📢 Major Release Highlights

• Multiple model versions: SD 3.5 Large, SD 3.5 Large Turbo, and upcoming SD 3.5 Medium
• Fully open source, supports commercial use, adopts new Stability AI community license
• Runs on consumer hardware with high customizability
• Available for download on Hugging Face, inference code on GitHub

🌟 Three Core Models Introduction

1. Stable Diffusion 3.5 Large

• 8 billion parameter scale
• Most powerful base model
• Supports 1 million pixel resolution
• Suitable for professional applications

2. Stable Diffusion 3.5 Large Turbo

• Lightweight version of Large model
• Generates high-quality images in just 4 steps
• Maintains excellent prompt accuracy
• Significantly improved generation speed

3. Stable Diffusion 3.5 Medium (Releasing October 29)

• 2.5 billion parameter scale
• Uses improved MMDiT-X architecture
• Supports 0.25-2 million pixel resolution
• Optimized for consumer hardware

💡 Technical Breakthroughs and Advantages

Core Technical Improvements

• Integrates Query-Key normalization technology
• Optimized Transformer modules
• Enhanced model training stability
• Simplified fine-tuning and development process

Areas of Excellence

1. High Customizability

• Easy model fine-tuning
• Supports customized workflows
• Flexible application development

2. Performance Optimization

• Compatible with standard consumer hardware
• Special optimization for Medium and Turbo versions
• Reduced hardware requirements

3. Diverse Outputs

• Supports multiple ethnic features
• No complex prompts needed
• Natural presentation of diverse results

4. Multiple Style Support

• 3D rendering
• Photography
• Artistic paintings
• Line illustrations
• Various visual styles

📋 License Terms Explanation

Free Usage Scope

• Free for non-commercial use
• Free for commercial use with annual revenue under $1 million
• Output belongs entirely to users

Enterprise License

• Enterprise license required for annual revenue over $1 million
• Contact official channels for licensing details

🔧 Usage Channels

1. Self-deployment

• Download models from Hugging Face
• Get inference code from GitHub

2. Platform Services

• Stability AI API
• Replicate
• ComfyUI
• DeepInfra

📅 Future Plans

• October 29: Release of SD 3.5 Medium
• Soon: Launch of ControlNets advanced control features
• Continuous optimization based on community feedback

❓ Frequently Asked Questions

Q1: Is commercial use paid? A1: Commercial use is completely free for annual revenue under $1 million. Q2: Can it run on personal computers? A2: Yes, especially Medium and Turbo versions are optimized for consumer hardware. Q3: Who owns the copyright of generated images? A3: Generated content belongs entirely to the users. #StableDiffusion #AIImageGeneration #MachineLearning #ArtificialIntelligence #OpenSource #SD35