{ "id": "07824bbb-6672-4bb0-ac36-4313a519e35b", "revision": 0, "last_node_id": 104, "last_link_id": 263, "nodes": [ { "id": 98, "type": "LoadImage", "pos": [ -89.3331879226277, 3832.6664746655456 ], "size": [ 360, 354.77864583333337 ], "flags": {}, "order": 0, "mode": 0, "inputs": [], "outputs": [ { "name": "IMAGE", "type": "IMAGE", "links": [ 263 ] }, { "name": "MASK", "type": "MASK", "links": null } ], "properties": { "Node name for S&R": "LoadImage", "cnr_id": "comfy-core", "ver": "0.5.1", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [ "freckled_curly_girl.png", "image" ] }, { "id": 102, "type": "ResizeImageMaskNode", "pos": [ -40, 4250 ], "size": [ 284.375, 154 ], "flags": {}, "order": 4, "mode": 0, "inputs": [ { "name": "input", "type": "IMAGE,MASK", "link": 263 } ], "outputs": [ { "name": "resized", "type": "IMAGE", "links": [ 261 ] } ], "properties": { "Node name for S&R": "ResizeImageMaskNode", "cnr_id": "comfy-core", "ver": "0.7.0", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [ "scale dimensions", 1280, 720, "center", "lanczos" ] }, { "id": 75, "type": "SaveVideo", "pos": [ 740.6666337179107, 3832.6664746655456 ], "size": [ 1270, 970 ], "flags": { "collapsed": false }, "order": 6, "mode": 0, "inputs": [ { "name": "video", "type": "VIDEO", "link": 252 } ], "outputs": [], "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 }, "widgets_values": [ "video/LTX_2.0_i2v", "auto", "auto" ] }, { "id": 103, "type": "MarkdownNote", "pos": [ -590, 3830 ], "size": [ 480, 820 ], "flags": {}, "order": 1, "mode": 0, "inputs": [], "outputs": [], "title": "Model Links", "properties": {}, "widgets_values": [ "- Huggingface: [Lightricks/LTX-2](https://huggingface.co/Lightricks/LTX-2)\n- Github: [LTX-2](https://github.com/Lightricks/LTX-2)\n\n## LTX-2 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 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## Model links (for local users)\n\n**checkpoints**\n- [ltx-2-19b-dev.safetensors](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-dev.safetensors)\n- [ltx-2-19b-dev-fp8.safetensors](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-dev-fp8.safetensors)\n\n**text_encoders**\n\n- [gemma_3_12B_it_fp4_mixed.safetensors](https://huggingface.co/Comfy-Org/ltx-2/resolve/main/split_files/text_encoders/gemma_3_12B_it_fp4_mixed.safetensors)\n\n**loras**\n\n- [ltx-2-19b-distilled-lora-384.safetensors](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-distilled-lora-384.safetensors)\n- [ltx-2-19b-lora-camera-control-dolly-left.safetensors](https://huggingface.co/Lightricks/LTX-2-19b-LoRA-Camera-Control-Dolly-Left/resolve/main/ltx-2-19b-lora-camera-control-dolly-left.safetensors)\n\n**latent_upscale_models**\n\n- [ltx-2-spatial-upscaler-x2-1.0.safetensors](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-spatial-upscaler-x2-1.0.safetensors)\n\n\nModel Storage Location\n\n```\nšŸ“‚ ComfyUI/\nā”œā”€ā”€ šŸ“‚ models/\nā”‚ ā”œā”€ā”€ šŸ“‚ checkpoints/\nā”‚ ā”‚ ā”œā”€ā”€ ltx-2-19b-dev.safetensors\nā”‚ ā”‚ ā””ā”€ā”€ ltx-2-19b-dev-fp8.safetensors\nā”‚ ā”œā”€ā”€ šŸ“‚ text_encoders/\nā”‚ ā”‚ ā””ā”€ā”€ gemma_3_12B_it_fp4_mixed.safetensors\nā”‚ ā”œā”€ā”€ šŸ“‚ loras/\nā”‚ ā”‚ ā”œā”€ā”€ ltx-2-19b-distilled-lora-384.safetensors\nā”‚ ā”‚ ā””ā”€ā”€ ltx-2-19b-lora-camera-control-dolly-left.safetensors\nā”‚ ā””ā”€ā”€ šŸ“‚ latent_upscale_models/\nā”‚ ā””ā”€ā”€ ltx-2-spatial-upscaler-x2-1.0.safetensors\n```\n\n\n## Report other issues\n\nNote: please update ComfyUI first ([guide](https://docs.comfy.org/installation/update_comfyui)) and prepare required models. Desktop/Cloud will be updated after the stable release; nightly-supported models may not be included yet, please wait for the next stable release.\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)" ], "color": "#222", "bgcolor": "#000" }, { "id": 94, "type": "MarkdownNote", "pos": [ 490, 3690 ], "size": [ 210, 88 ], "flags": {}, "order": 2, "mode": 0, "inputs": [], "outputs": [], "title": "Note", "properties": {}, "widgets_values": [ "The node below is a subgraph. Learn more at [Subgraph docs](https://docs.comfy.org/interface/features/subgraph)" ], "color": "#222", "bgcolor": "#000" }, { "id": 92, "type": "b7c2d337-c38d-4c04-922b-2d638449d13e", "pos": [ 300.6665834796644, 3832.6664746655456 ], "size": [ 400, 470 ], "flags": {}, "order": 5, "mode": 0, "inputs": [ { "label": "frame_count", "name": "value", "type": "INT", "widget": { "name": "value" }, "link": null }, { "name": "image", "type": "IMAGE", "link": 261 } ], "outputs": [ { "name": "VIDEO", "type": "VIDEO", "links": [ 252 ] } ], "properties": { "proxyWidgets": [ [ "-1", "text" ], [ "-1", "value" ], [ "11", "noise_seed" ], [ "11", "control_after_generate" ], [ "-1", "ckpt_name" ], [ "-1", "text_encoder" ], [ "-1", "lora_name" ], [ "-1", "model_name" ] ], "cnr_id": "comfy-core", "ver": "0.7.0", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [ "A close-up shot of a young waitress in a retro 1950s diner, her warm brown eyes meeting the camera with a gentle smile. She wears a black polka-dot dress with an elegant cream lace collar, her reddish-brown hair styled in an elaborate updo with delicate curls framing her freckled face. Soft, warm light from overhead fixtures illuminates her features as she stands behind a yellow counter. The camera begins slightly to her side, then slowly pushes in toward her face, revealing the subtle rosy blush on her cheeks. In the blurred background, the soft teal walls and a glowing red \"Diner\" sign create a nostalgic atmosphere. The ambient sounds of clinking dishes, distant conversations, and the gentle hum of a jukebox fill the air. She tilts her head slightly and says in a friendly, warm voice: \"Welcome to Rosie's. What can I get for you today?\" The mood is inviting, timeless, and full of classic American diner charm.", 121, null, null, "ltx-2-19b-dev-fp8.safetensors", "gemma_3_12B_it_fp4_mixed.safetensors", "ltx-2-19b-distilled-lora-384.safetensors", "ltx-2-spatial-upscaler-x2-1.0.safetensors" ] }, { "id": 104, "type": "MarkdownNote", "pos": [ -90, 4490 ], "size": [ 380, 140 ], "flags": { "collapsed": false }, "order": 3, "mode": 0, "inputs": [], "outputs": [], "title": "About Size", "properties": {}, "widgets_values": [ "Width & height settings must be divisible by 64. \nFrame count must be divisible by 8 + 1. \n\nRunning with invalid parameters **will not cause errors**. Instead, the flow will silently choose the closest valid parameters. \n\nBy default, we are using 720p resolution. You can try 1920*1088 if you have a powerful GPU." ], "color": "#222", "bgcolor": "#000" } ], "links": [ [ 252, 92, 0, 75, 0, "VIDEO" ], [ 261, 102, 0, 92, 1, "IMAGE" ], [ 263, 98, 0, 102, 0, "IMAGE" ] ], "groups": [], "definitions": { "subgraphs": [ { "id": "b7c2d337-c38d-4c04-922b-2d638449d13e", "version": 1, "state": { "lastGroupId": 10, "lastNodeId": 111, "lastLinkId": 313, "lastRerouteId": 0 }, "revision": 0, "config": {}, "name": "Text to Video (LTX 2.0)", "inputNode": { "id": -10, "bounding": [ -1330, 3890, 120, 180 ] }, "outputNode": { "id": -20, "bounding": [ 2530, 3620, 120, 60 ] }, "inputs": [ { "id": "b867fea6-ab82-430e-9e6c-0adf2b21f425", "name": "value", "type": "INT", "linkIds": [ 255 ], "label": "frame_count", "pos": [ -1230, 3910 ] }, { "id": "66d6c8d3-04cc-46d4-8049-a5a857ddd8bb", "name": "text", "type": "STRING", "linkIds": [ 257 ], "pos": [ -1230, 3930 ] }, { "id": "e455cc76-51dc-4674-b3f1-0a938edc89ff", "name": "image", "type": "IMAGE", "linkIds": [ 291, 294 ], "pos": [ -1230, 3950 ] }, { "id": "d2273142-3bbd-4376-9226-392e3cf4ac38", "name": "ckpt_name", "type": "COMBO", "linkIds": [ 308, 309, 310 ], "pos": [ -1230, 3970 ] }, { "id": "072c3d9b-775e-490d-bcdd-e6c2c29a6187", "name": "text_encoder", "type": "COMBO", "linkIds": [ 311 ], "pos": [ -1230, 3990 ] }, { "id": "aa2c5156-0549-45e1-95af-b017d43b3cf0", "name": "lora_name", "type": "COMBO", "linkIds": [ 312 ], "pos": [ -1230, 4010 ] }, { "id": "551a9997-636a-43de-bcbd-a0043970bf0f", "name": "model_name", "type": "COMBO", "linkIds": [ 313 ], "pos": [ -1230, 4030 ] } ], "outputs": [ { "id": "3645f999-86f2-449b-b07c-a7eefc708658", "name": "VIDEO", "type": "VIDEO", "linkIds": [ 265 ], "localized_name": "VIDEO", "pos": [ 2550, 3640 ] } ], "widgets": [], "nodes": [ { "id": 8, "type": "KSamplerSelect", "pos": [ 17.000138936493954, 3623.9999080383654 ], "size": [ 270, 68.88020833333334 ], "flags": {}, "order": 0, "mode": 0, "inputs": [], "outputs": [ { "localized_name": "SAMPLER", "name": 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"widgets_values": [ "0.909375, 0.725, 0.421875, 0.0" ] }, { "id": 81, "type": "LTXVCropGuides", "pos": [ 320, 3770 ], "size": [ 240, 66 ], "flags": {}, "order": 23, "mode": 0, "inputs": [ { "localized_name": "positive", "name": "positive", "type": "CONDITIONING", "link": 220 }, { "localized_name": "negative", "name": "negative", "type": "CONDITIONING", "link": 221 }, { "localized_name": "latent", "name": "latent", "type": "LATENT", "link": 218 } ], "outputs": [ { "localized_name": "positive", "name": "positive", "type": "CONDITIONING", "links": [ 224 ] }, { "localized_name": "negative", "name": "negative", "type": "CONDITIONING", "links": [ 225 ] }, { "localized_name": "latent", "name": "latent", "type": "LATENT", "slot_index": 2, "links": [ 237 ] } ], "properties": { "Node name for S&R": "LTXVCropGuides", "cnr_id": "comfy-core", "ver": "0.3.68", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [] }, { "id": 82, "type": "CFGGuider", "pos": [ 1210, 3490 ], "size": [ 270, 98 ], "flags": {}, "order": 24, "mode": 0, "inputs": [ { "localized_name": "model", "name": "model", "type": "MODEL", "link": 278 }, { "localized_name": "positive", "name": "positive", "type": "CONDITIONING", "link": 224 }, { "localized_name": "negative", "name": "negative", "type": "CONDITIONING", "link": 225 } ], "outputs": [ { "localized_name": "GUIDER", "name": "GUIDER", "type": "GUIDER", "links": [ 246 ] } ], "properties": { "Node name for S&R": "CFGGuider", "cnr_id": "comfy-core", "ver": "0.3.71", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [ 1 ] }, { "id": 51, "type": "LTXVEmptyLatentAudio", "pos": [ -420, 4380 ], "size": [ 270, 120 ], "flags": {}, "order": 15, "mode": 0, "inputs": [ { "localized_name": "audio_vae", "name": "audio_vae", "type": "VAE", "link": 156 }, { "localized_name": "frames_number", "name": "frames_number", "type": "INT", "widget": { "name": "frames_number" }, "link": 193 } ], "outputs": [ { "localized_name": "Latent", "name": "Latent", "type": "LATENT", "links": [ 163 ] } ], "properties": { "Node name for S&R": "LTXVEmptyLatentAudio", "cnr_id": "comfy-core", "ver": "0.3.68", "enableTabs": false, "tabWidth": 65, "tabXOffset": 10, "hasSecondTab": false, "secondTabText": "Send Back", "secondTabOffset": 80, "secondTabWidth": 65 }, "widgets_values": [ 97, 25, 1 ] }, { "id": 22, "type": "LTXVConditioning", "pos": [ -300, 3940 ], "size": [ 270, 86.66666666666667 ], "flags": {}, "order": 10, "mode": 0, "inputs": [ { "localized_name": "positive", "name": "positive", "type": "CONDITIONING", "link": 45 }, { "localized_name": "negative", "name": "negative", "type": "CONDITIONING", "link": 46 } ], "outputs": [ { "localized_name": "positive", "name": "positive", "type": "CONDITIONING", "links": [ 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