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Fast concept batch on SD 3.5 Medium
Generate many quick concept thumbnails on a consumer GPU to explore ideas before final renders.
Stable DiffusionImage generationRuleStack original
Written for Stable Diffusion 3.5 Medium · Updated 2026-10-16
Note: Review and test before use. Provided as is, without warranty. See Terms.
Prompt
DownloadConcept art thumbnail, [subject/environment], [mood], strong silhouette, limited value range, [palette], loose painterly rendering.Replace everything in [square brackets] with your own details.
Settings & parameters
- Model: SD 3.5 Medium; batch 8, steps ~24, CFG ~4, 1024x576
- Fix the prompt, vary seeds; pick favorites and upscale or rerun on Large
Variations
- Swap environments in a list via a ComfyUI prompt-list node.
- Grayscale value studies: add "black and white value study".
Tips
- Thumbnails are for decisions; don't over-detail them.