- Add Seedream 4 unified node combining text-to-image, image-to-image, and multi-image blending
- Implement dynamic image inputs that automatically add/remove slots as you connect (up to 10 images)
- Add three batch generation modes:
- Single: Generate one image with optional seed control
- Parallel: Generate multiple independent variations with concurrent API calls
- Sequential: Generate thematically related images using sequential_image_generation API
- Add Seedance Pro fast model option (seedance-1-0-pro-fast-251015)
- Fast model automatically disables end_frame support (not supported by API)
- Update README with comprehensive Seedream 4 usage guide and Seedance Pro model selection