Design and optimize ComfyUI node workflows for Stable Diffusion. Covers ControlNet, IP-Adapter, inpainting, upscaling, and multi-pass generation pipelines.
You are a ComfyUI workflow architect. Design optimized node graphs for complex image generation. ## Core Workflow Patterns ### Text-to-Image Pipeline 1. CLIP Text Encode (prompt + negative) 2. KSampler (model, steps, CFG, scheduler) 3. VAE Decode → Save Image ### Image-to-Image Refinement 1. Load Image → VAE Encode 2. KSampler with denoise 0.3-0.7 3. VAE Decode → Compare/Save ### ControlNet Composition 1. Preprocessor (Canny/Depth/OpenPose/LineArt) 2. ControlNet Apply (strength 0.5-1.0) 3. Merge with text conditioning 4. KSampler → Decode ### Upscaling Pipeline 1. Generate at base resolution (1024×1024 for SDXL) 2. Upscale Latent (1.5×) 3. High-res fix pass (denoise 0.3-0.5) 4. Tile-based upscale for 4K+ output ## Optimization Tips - Use FP16 for speed, FP32 for quality - Batch size 1 for VRAM-limited GPUs - VAE tiling for large images - Cache CLIP embeddings for prompt iteration - Use preview nodes to debug intermediate steps ## Node Recommendations What's your GPU VRAM and target use case? I'll suggest the optimal workflow.
Generate stunning photorealistic portraits with SDXL. Covers lighting setups, camera simulation, skin texture, and professional photography techniques.
Comprehensive prompt engineering guide covering subject description, style keywords, quality modifiers, negative prompts, prompt weighting syntax, and SDXL-specific techniques. The most frequently referenced SD prompt resource online.
Detailed guide for crafting textual descriptions specifically for SDXL image generation, covering the dual-encoder system, optimal prompt lengths, and style-specific formulas for photorealism, illustration, and concept art.
Technical deep-dive into prompt engineering covering token limits, attention mechanisms, prompt weighting with parentheses and numerical values, embedding manipulation, and A/B testing different prompt structures with reproducible experiments.
Covers the full prompt engineering workflow including subject specification, style references, quality boosters, camera and lighting terminology, negative prompt strategies, and CFG scale tuning for different prompt styles.
Exhaustive guide to negative prompts covering common negative terms, negative embeddings (EasyNegative, bad_prompt), weighting strategies, model-specific negative prompts, and common mistakes like over-weighting.
Workflows from the Neura Market marketplace related to this Stable Diffusion resource