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| "link": null, |
| "widget": { |
| "name": "include_reference_context" |
| } |
| }, |
| { |
| "name": "include_original_prompt", |
| "type": "BOOLEAN", |
| "link": null, |
| "widget": { |
| "name": "include_original_prompt" |
| } |
| }, |
| { |
| "name": "live_cell_previews", |
| "type": "BOOLEAN", |
| "link": null, |
| "widget": { |
| "name": "live_cell_previews" |
| } |
| } |
| ], |
| "outputs": [ |
| { |
| "name": "comparison_grid", |
| "type": "IMAGE", |
| "links": [ |
| 16 |
| ] |
| }, |
| { |
| "name": "comparison_report", |
| "type": "STRING", |
| "links": null |
| } |
| ], |
| "title": "Benchmark Lab - profiles / resolution / VAE", |
| "properties": { |
| "Node name for S&R": "H3StudioABComparison" |
| }, |
| "widgets_values": [ |
| "Sampling profiles x resolution", |
| "base_quality_20, lightx_er_sde_4", |
| "0.40, 1.00, 2.00", |
| 1, |
| "Same seed for all - fair comparison", |
| 1, |
| 640, |
| 24, |
| false, |
| true, |
| true, |
| true |
| ], |
| "color": "#60467a", |
| "bgcolor": "#332640" |
| }, |
| { |
| "id": 19, |
| "type": "H3StudioLazyImageSwitch", |
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| "size": [ |
| 420, |
| 180 |
| ], |
| "flags": {}, |
| "order": 7, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "benchmark_enabled", |
| "type": "BOOLEAN", |
| "link": null, |
| "widget": { |
| "name": "benchmark_enabled" |
| } |
| }, |
| { |
| "name": "normal_image", |
| "type": "IMAGE", |
| "link": 11 |
| }, |
| { |
| "name": "benchmark_image", |
| "type": "IMAGE", |
| "link": 16 |
| } |
| ], |
| "outputs": [ |
| { |
| "name": "image", |
| "type": "IMAGE", |
| "links": [ |
| 17, |
| 18, |
| 19 |
| ] |
| }, |
| { |
| "name": "selected_mode", |
| "type": "STRING", |
| "links": null |
| } |
| ], |
| "title": "Run mode - normal or benchmark only", |
| "properties": { |
| "Node name for S&R": "H3StudioLazyImageSwitch" |
| }, |
| "widgets_values": [ |
| false |
| ], |
| "color": "#60467a", |
| "bgcolor": "#332640" |
| }, |
| { |
| "id": 20, |
| "type": "H3StudioWorkflowNote", |
| "pos": [ |
| -1450, |
| -180 |
| ], |
| "size": [ |
| 500, |
| 320 |
| ], |
| "flags": {}, |
| "order": 10, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "START HERE · three-minute setup", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "quick start", |
| "## Make an image\n\n1. Write naturally in the **Director**.\n2. Add references only when needed; they become ordered `@Image1`, `@Image2`, … cards.\n3. Choose the image role, retention, aspect, resolution, and seed.\n4. Queue the workflow.\n\n> [!TIP]\n> With no references, Auto uses FL2VA text-to-image immediately. Multi-reference work uses REF2VA." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 21, |
| "type": "H3StudioWorkflowNote", |
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| ], |
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| 320 |
| ], |
| "flags": {}, |
| "order": 11, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Prompt enhancement · what actually happens", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "settings", |
| "## Two deliberate Qwen stages\n\n- **Analyze image pixels**: Qwen3-VL creates factual source descriptions and repairs automatic roles.\n- **Prompt enhancement**: a compact text-only Qwen pass turns the request and facts into a production direction.\n\nThe default writer is **Same as image analyzer**, so Auto 4B does both jobs with one loaded checkpoint. Select Auto 8B or an explicit file only when you accept staging a second model. Fingerprints and both stage caches survive normal reruns." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 22, |
| "type": "H3StudioWorkflowNote", |
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| ], |
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| 520, |
| 320 |
| ], |
| "flags": {}, |
| "order": 12, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Routing · deliberate defaults", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "settings", |
| "## Auto is the safe default\n\n- **0 references:** FL2VA text-to-image\n- **1 anchor:** FL2VA image-to-image when requested\n- **Multiple references:** REF2VA\n\n> [!WARNING]\n> Forced routes are diagnostic controls. Invalid reference/route combinations are rejected before model work starts." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 24, |
| "type": "H3StudioWorkflowNote", |
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| "flags": {}, |
| "order": 13, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Why the Director is not hidden in the subgraph", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "optional / experimental", |
| "## Why this layout is intentional\n\nThe visible **Director** owns rich Studio state, reference cards, and `@Image` editing. The reusable subgraph owns ordinary typed sampling and exact-frame decode sockets.\n\nKeeping that boundary avoids invisible promoted widgets and makes the main path readable." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 25, |
| "type": "H3StudioWorkflowNote", |
| "pos": [ |
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| 260 |
| ], |
| "size": [ |
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| 390 |
| ], |
| "flags": {}, |
| "order": 15, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Image reference semantics", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "settings", |
| "## Choose what each image contributes\n\n- `identity` / `character` + `fully_preserved`: keep the exact person or design.\n- `style` + `attribute_transfer`: borrow rendering language, not content.\n- `composition` / `layout`: borrow placement and hierarchy.\n- `outfit`, `pose`, `typography`, `lighting`, `texture`, `object`, and `environment`: narrow transfers.\n\n**Explicit card metadata always wins** over inference." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 26, |
| "type": "H3StudioWorkflowNote", |
| "pos": [ |
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| 700 |
| ], |
| "size": [ |
| 430, |
| 310 |
| ], |
| "flags": {}, |
| "order": 16, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Sampling and frame extraction", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "models", |
| "## Profiles and decode\n\n- **Base Quality / Balanced:** native H3; no acceleration files.\n- **LightX v0.1:** Kijai's empirical four-step ComfyUI recipe.\n- **PDD 600 / 900:** four-step REF2VA students; requires references and Mamad8's node package.\n\nThe Director's **Decoder** control chooses the original H3 Video VAE or the fastest experimental T=1 Image VAE. Temporal quality controls 5/9/13/20-frame video packets. Current ComfyUI chunked H3 VAE I/O reduces memory with identical pixels; it is not advertised as a speed boost." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
| }, |
| { |
| "id": 27, |
| "type": "H3StudioWorkflowNote", |
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| "flags": {}, |
| "order": 17, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
| "link": null, |
| "widget": { |
| "name": "section" |
| } |
| }, |
| { |
| "name": "text", |
| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
| } |
| } |
| ], |
| "outputs": [], |
| "title": "Benchmark Lab - quality and speed diagnosis", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "optional / experimental", |
| "## Compare two or many setups\n\n1. Enter Base, LightX, or PDD profiles and resolution targets.\n2. Check the exact generation count shown on the node.\n3. Turn **Benchmark ON** in the purple Run mode switch.\n\nNormal sampling stays lazy and is not scheduled. Same seed is the fairest comparison; new seeds are for diversity sweeps. Disable live cells for maximum throughput." |
| ], |
| "color": "#22322f", |
| "bgcolor": "#17211f" |
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| "type": "H3StudioWorkflowNote", |
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| 1080 |
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| "flags": {}, |
| "order": 18, |
| "mode": 0, |
| "inputs": [ |
| { |
| "name": "section", |
| "type": "COMBO", |
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| "widget": { |
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| "type": "STRING", |
| "link": null, |
| "widget": { |
| "name": "text" |
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| "outputs": [], |
| "title": "Model downloads · RECOMMENDED core", |
| "properties": { |
| "Node name for S&R": "H3StudioWorkflowNote", |
| "purpose": "Documentation only; never enters the generation graph." |
| }, |
| "widgets_values": [ |
| "models", |
| "## RECOMMENDED · proven L4 core · ~50.4 GB / 47.0 GiB\n\nDownload each file directly into the shown `ComfyUI/models/` folder:\n\n- [Kijai FL2VA pruned W4A8 · 12.54 GB / 11.68 GiB](https://huggingface.co/Kijai/MiniMax-H3-experimental/resolve/main/minimax_h3_fl2va_pruned_w4a8_mixed.safetensors?download=true) → `diffusion_models/`\n- [Kijai REF2VA pruned W4A8 · 11.77 GB / 10.96 GiB](https://huggingface.co/Kijai/MiniMax-H3-experimental/resolve/main/minimax_h3_ref2va_pruned_w4a8_mixed.safetensors?download=true) → `diffusion_models/`\n- [H3 Qwen3-VL 32B NVFP4 · 15.7 GB](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/text_encoders/qwen3vl_32b_minimax_h3_nvfp4_awq.safetensors?download=true) → `text_encoders/`\n- [Original H3 Video VAE FP16 · 5.2 GB](https://huggingface.co/Comfy-Org/MiniMax-H3/resolve/main/vae/minimax_h3_video_vae_fp16.safetensors?download=true) → `vae/`\n- [Qwen3-VL 4B analyzer + writer · 5.2 GB](https://huggingface.co/Comfy-Org/Qwen3-VL/resolve/main/text_encoders/qwen3vl_4b_fp8_scaled.safetensors?download=true) → `text_encoders/`\n\n## Optional acceleration and previews\n\n- [TAEH3 live preview · 0.01 GB](https://huggingface.co/Kijai/MiniMax-H3-TAE/resolve/main/vae_approx/taeh3.safetensors?download=true) → `vae_approx/`\n- [LightX resized rank-21 · 0.31 GB](https://huggingface.co/Kijai/MiniMax-H3_comfy/resolve/main/loras/minimax_h3_fl2v_lightx2v_turbo_4step_v0.1_comfy_resized_avg_rank_21_bf16.safetensors?download=true) → `loras/`\n- [Experimental T=1 Image VAE · 5.2 GB](https://huggingface.co/Mamad8/MiniMax-H3-Image-VAE/resolve/main/minimax_h3_t1_image_vae_step1597.safetensors?download=true) → `vae/`\n- [Qwen3-VL 8B writer · 10.6 GB](https://huggingface.co/Comfy-Org/Qwen3-VL/resolve/main/text_encoders/qwen3vl_8b_fp8_scaled.safetensors?download=true) → `text_encoders/`\n\n## Optional PDD · choose 600 or 900 · ~1.30 GB each\n\n- [PDD 900 LoRA · 0.60 GB](https://huggingface.co/Mamad8/MiniMaxH3_R2V-PDD-Turbo-LoRA-Mamad8/resolve/main/LORA_h3_pdd_af384_step900_s.safetensors?download=true) → `loras/`\n- [PDD 900 heads · 0.70 GB](https://huggingface.co/Mamad8/MiniMaxH3_R2V-PDD-Turbo-LoRA-Mamad8/resolve/main/HEADS_h3_pdd_af384_step900_bank.safetensors?download=true) → `pdd_heads/`\n- [PDD 600 LoRA · 0.60 GB](https://huggingface.co/Mamad8/MiniMaxH3_R2V-PDD-Turbo-LoRA-Mamad8/resolve/main/LORA_h3_pdd_af384_step600_s.safetensors?download=true) → `loras/`\n- [PDD 600 heads · 0.70 GB](https://huggingface.co/Mamad8/MiniMaxH3_R2V-PDD-Turbo-LoRA-Mamad8/resolve/main/HEADS_h3_pdd_af384_step600_bank.safetensors?download=true) → `pdd_heads/`\n- [Install the required PDD custom node](https://github.com/mamad8c/ComfyUI-MiniMaxH3-PDD-Mamad8)\n\n> [!NOTE]\n> Core + every optional file above is ~69.2 GB. H3 Studio never downloads models automatically." |
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| "properties": { |
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| "Upscaling is safest after H3's selected still: use ComfyUI's built-in Upscale Model Loader + Image Upscale With Model and a trusted image upscaler. H3 semantic outpainting works by increasing the target aspect ratio and explicitly placing the original reference within the new frame. Exact mask inpainting is not implemented here: H3 Studio has no verified mask-conditioned H3 route, and ComfyUI's VAE Encode for Inpainting requires a model trained for that contract. The node will not pretend semantic reference editing is pixel-locked inpainting." |
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