{ "id": "07824bbb-6672-4bb0-ac36-4313a519e35b", "revision": 0, "last_node_id": 330, "last_link_id": 650, "nodes": [ { "id": 103, "type": "MarkdownNote", "pos": [-1220, 3530], "size": [750, 1200], "flags": {}, "order": 0, "mode": 0, "inputs": [], "outputs": [], "title": "Model Links", "properties": { "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": [ "- Huggingface: [Lightricks/LTX-2.3](https://huggingface.co/Lightricks/LTX-2.3/)\n- Github: [LTX-2](https://github.com/Lightricks/LTX-2)\n\n## LTX-2.3 Prompting Tips\n\n1. **Core Actions**: Describe events and actions as they occur over time \n2. **Visual Details**: Describe all visual details you want to appear in the video \n3. **Audio**: Describe sounds and dialogue needed for the scene\n\n## Report LTX-2.3 Issues\nTo report any issues when running this workflow, [go to GitHub](https://github.com/Lightricks/ComfyUI-LTXVideo/issues)\n\n## Model Links (for Local Users)\n\n**checkpoints**\n\n- [ltx-2.3-22b-dev-fp8.safetensors](https://huggingface.co/Lightricks/LTX-2.3-fp8/resolve/main/ltx-2.3-22b-dev-fp8.safetensors)\n\n**loras**\n\n- [ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors](https://huggingface.co/Comfy-Org/ltx-2.3/resolve/main/split_files/loras/ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors)\n- [gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors](https://huggingface.co/Comfy-Org/ltx-2/resolve/main/split_files/loras/gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors)\n\n**latent_upscale_models**\n\n- [ltx-2.3-spatial-upscaler-x2-1.1.safetensors](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-spatial-upscaler-x2-1.1.safetensors)\n\n\n## Model Storage Location\n\n```\nπŸ“‚ ComfyUI/\nβ”œβ”€β”€ πŸ“‚ models/\nβ”‚ β”œβ”€β”€ πŸ“‚ checkpoints/\nβ”‚ β”‚ └── ltx-2.3-22b-dev-fp8.safetensors\nβ”‚ β”œβ”€β”€ πŸ“‚ loras/\nβ”‚ β”‚ β”œβ”€β”€ ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors\nβ”‚ β”‚ └── gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors\nβ”‚ └── πŸ“‚ latent_upscale_models/\nβ”‚ └── ltx-2.3-spatial-upscaler-x2-1.1.safetensors\n```\n\n## Report Issue\n\nNote: Please update ComfyUI first ([guide](https://docs.comfy.org/installation/update_comfyui)) and prepare required models. Desktop/Cloud updates follow stable releases, so some nightly-supported models may not be available yet.\n\n- Cannot run / runtime errors: [ComfyUI/issues](https://github.com/Comfy-Org/ComfyUI/issues)\n- UI / frontend issues: [ComfyUI_frontend/issues](https://github.com/Comfy-Org/ComfyUI_frontend/issues)\n- Workflow issues: [workflow_templates/issues](https://github.com/Comfy-Org/workflow_templates/issues)\n" ], "widgets_values_named": { "text": "- Huggingface: [Lightricks/LTX-2.3](https://huggingface.co/Lightricks/LTX-2.3/)\n- Github: [LTX-2](https://github.com/Lightricks/LTX-2)\n\n## LTX-2.3 Prompting Tips\n\n1. **Core Actions**: Describe events and actions as they occur over time \n2. **Visual Details**: Describe all visual details you want to appear in the video \n3. **Audio**: Describe sounds and dialogue needed for the scene\n\n## Report LTX-2.3 Issues\nTo report any issues when running this workflow, [go to GitHub](https://github.com/Lightricks/ComfyUI-LTXVideo/issues)\n\n## Model Links (for Local Users)\n\n**checkpoints**\n\n- [ltx-2.3-22b-dev-fp8.safetensors](https://huggingface.co/Lightricks/LTX-2.3-fp8/resolve/main/ltx-2.3-22b-dev-fp8.safetensors)\n\n**loras**\n\n- [ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors](https://huggingface.co/Comfy-Org/ltx-2.3/resolve/main/split_files/loras/ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors)\n- [gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors](https://huggingface.co/Comfy-Org/ltx-2/resolve/main/split_files/loras/gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors)\n\n**latent_upscale_models**\n\n- [ltx-2.3-spatial-upscaler-x2-1.1.safetensors](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-spatial-upscaler-x2-1.1.safetensors)\n\n\n## Model Storage Location\n\n```\nπŸ“‚ ComfyUI/\nβ”œβ”€β”€ πŸ“‚ models/\nβ”‚ β”œβ”€β”€ πŸ“‚ checkpoints/\nβ”‚ β”‚ └── ltx-2.3-22b-dev-fp8.safetensors\nβ”‚ β”œβ”€β”€ πŸ“‚ loras/\nβ”‚ β”‚ β”œβ”€β”€ ltx_2.3_22b_distilled_1.1_lora_dynamic_fro09_avg_rank_111_bf16.safetensors\nβ”‚ β”‚ └── gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors\nβ”‚ └── πŸ“‚ latent_upscale_models/\nβ”‚ └── ltx-2.3-spatial-upscaler-x2-1.1.safetensors\n```\n\n## Report Issue\n\nNote: Please update ComfyUI first ([guide](https://docs.comfy.org/installation/update_comfyui)) and prepare required models. Desktop/Cloud updates follow stable releases, so some nightly-supported models may not be available yet.\n\n- Cannot run / runtime errors: [ComfyUI/issues](https://github.com/Comfy-Org/ComfyUI/issues)\n- UI / frontend issues: [ComfyUI_frontend/issues](https://github.com/Comfy-Org/ComfyUI_frontend/issues)\n- Workflow issues: [workflow_templates/issues](https://github.com/Comfy-Org/workflow_templates/issues)\n" }, "color": "#222", "bgcolor": "#000" }, { "id": 269, "type": "LoadImage", "pos": [-440, 3530], "size": [410, 530], "flags": {}, "order": 1, "mode": 0, "inputs": [], "outputs": [ { "name": "IMAGE", "type": "IMAGE", "links": [633] }, { "name": "MASK", "type": "MASK", "links": null } ], "properties": { "Node name for S&R": "LoadImage", "cnr_id": "comfy-core", "ver": "0.16.3", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": ["egyptian_queen.png", "image"], "widgets_values_named": { "image": "egyptian_queen.png", "upload": "image" } }, { "id": 75, "type": "SaveVideo", "pos": [430, 3530], "size": [660, 150], "flags": { "collapsed": false }, "order": 3, "mode": 0, "inputs": [ { "name": "video", "type": "VIDEO", "link": 632 } ], "outputs": [ { "name": "video", "type": "VIDEO", "links": null } ], "properties": { "Node name for S&R": "SaveVideo", "cnr_id": "comfy-core", "ver": "0.5.1", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": ["video/LTX_2.3_i2v", "auto", "auto", "auto"], "widgets_values_named": { "filename_prefix": "video/LTX_2.3_i2v", "format": "auto", "format.codec": "auto", "codec": "auto" } }, { "id": 320, "type": "2454ad83-157c-40dd-9f19-5daaf4041ce0", "pos": [10, 3530], "size": [380, 650], "flags": {}, "order": 2, "mode": 0, "inputs": [ { "label": "first_frame", "name": "input", "type": "IMAGE,MASK", "link": 633 }, { "label": "prompt", "name": "value", "type": "STRING", "widget": { "name": "value" }, "link": null }, { "label": "prompt_enhance", "name": "value_1", "type": "BOOLEAN", "widget": { "name": "value_1" }, "link": null }, { "label": "width", "name": "value_2", "type": "INT", "widget": { "name": "value_2" }, "link": null }, { "label": "height", "name": "value_3", "type": "INT", "widget": { "name": "value_3" }, "link": null }, { "label": "duration", "name": "value_4", "type": "INT", "widget": { "name": "value_4" }, "link": null }, { "label": "fps", "name": "value_5", "type": "INT", "widget": { "name": "value_5" }, "link": null }, { "label": "seed", "name": "noise_seed", "type": "INT", "widget": { "name": "noise_seed" }, "link": null }, { "label": "distilled_lora", "name": "lora_name", "type": "COMBO", "widget": { "name": "lora_name" }, "link": null }, { "label": "text_encoder", "name": "text_encoder", "type": "COMBO", "widget": { "name": "text_encoder" }, "link": null }, { "label": "latent_upscale_model", "name": "model_name", "type": "COMBO", "widget": { "name": "model_name" }, "link": null }, { "label": "lora", "name": "lora_name_1", "type": "COMBO", "widget": { "name": "lora_name_1" }, "link": null } ], "outputs": [ { "name": "VIDEO", "type": "VIDEO", "links": [632] } ], "properties": { "cnr_id": "comfy-core", "ver": "0.16.3", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": { "value_1": true, "value_2": true, "value_3": true, "value_4": true, "lora_name": true, "model_name": true, "value_5": true }, "version": "7.7", "input_ue_unconnectable": {} }, "previewExposures": [] }, "widgets_values": [ "Egyptian royal in blue-and-gold headdress and high collar, white dress with golden embroidery and armbands, desert, robot soldiers in formation left and right. 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"LTXVAudioVAELoader", "cnr_id": "comfy-core", "ver": "0.3.68", "models": [ { "name": "ltx-2.3-22b-dev-fp8.safetensors", "url": "https://huggingface.co/Lightricks/LTX-2.3-fp8/resolve/main/ltx-2.3-22b-dev-fp8.safetensors", "directory": "checkpoints" } ], "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": ["ltx-2.3-22b-dev-fp8.safetensors"], "widgets_values_named": { "ckpt_name": "ltx-2.3-22b-dev-fp8.safetensors" } }, { "id": 280, "type": "KSamplerSelect", "pos": [4700, 4100], "size": [280, 110], "flags": {}, "order": 1, "mode": 0, "inputs": [], "outputs": [ { "localized_name": "SAMPLER", "name": "SAMPLER", "type": "SAMPLER", "links": [492] } ], "properties": { "Node name for S&R": "KSamplerSelect", "cnr_id": "comfy-core", "ver": "0.3.75", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": ["euler"], "widgets_values_named": { "sampler_name": "euler" } }, { "id": 281, "type": "ManualSigmas", "pos": [4700, 4290], "size": [280, 110], "flags": {}, "order": 2, "mode": 0, "inputs": [], "outputs": [ { "localized_name": "SIGMAS", "name": "SIGMAS", "type": "SIGMAS", "links": [493] } ], "properties": { "Node name for S&R": "ManualSigmas", "cnr_id": "comfy-core", "ver": "0.5.1", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65, "ue_properties": { "widget_ue_connectable": {}, "version": "7.7", "input_ue_unconnectable": {} } }, "widgets_values": ["0.85, 0.7250, 0.4219, 0.0"], "widgets_values_named": { "sigmas": "0.85, 0.7250, 0.4219, 0.0" } }, { 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