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"_meta": { "title": "INT Constant" }, "class_type": "INTConstant", "inputs": { "value": 105 } }, "28": { "_meta": { "title": "šŸ…›šŸ…£šŸ…§ LTXV Concat AV Latent" }, "class_type": "LTXVConcatAVLatent", "inputs": { "audio_latent": [ "26", 0 ], "model": [ "44", 0 ], "video_latent": [ "43", 0 ] } }, "29": { "_meta": { "title": "šŸ…›šŸ…£šŸ…§ LTXV Separate AV Latent" }, "class_type": "LTXVSeparateAVLatent", "inputs": { "av_latent": [ "41", 0 ], "model": [ "28", 1 ] } }, "41": { "_meta": { "title": "SamplerCustomAdvanced" }, "class_type": "SamplerCustomAdvanced", "inputs": { "guider": [ "17", 0 ], "latent_image": [ "28", 0 ], "noise": [ "11", 0 ], "sampler": [ "8", 0 ], "sigmas": [ "9", 0 ] } }, "42": { "_meta": { "title": "FloatToInt" }, "class_type": "CM_FloatToInt", "inputs": { "a": [ "23", 0 ] } }, "43": { "_meta": { "title": "EmptyLTXVLatentVideo" }, "class_type": "EmptyLTXVLatentVideo", "inputs": { "batch_size": 1, "height": 512, "length": [ "27", 0 ], "width": 768 } }, "44": { "_meta": { "title": "LTXVSequenceParallelMultiGPUPatcher" }, "class_type": "LTXVSequenceParallelMultiGPUPatcher", "inputs": { "disable_backup": false, "model": [ "1", 0 ], "torch_compile": true } }, "45": { "_meta": { "title": "LTXVAddGuide" }, "class_type": "LTXVAddGuide", "inputs": { "frame_idx": 0, "strength": 1 } } }, "workflowRendererVersion": "Vue" }, "groups": [], "id": "07824bbb-6672-4bb0-ac36-4313a519e35b", "last_link_id": 748, "last_node_id": 344, "links": [ [ 726, 269, 0, 340, 0, "IMAGE" ], [ 727, 276, 0, 340, 1, "AUDIO" ], [ 741, 340, 0, 341, 0, "VIDEO" ] ], "nodes": [ { "bgcolor": "#000", "color": "#222", "flags": {}, "id": 103, "inputs": [], "mode": 0, "order": 0, "outputs": [], "pos": [ -1460, 4240 ], "properties": {}, "size": [ 881.359375, 1280.71875 ], "title": "Model Links", "type": "MarkdownNote", "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-lora-384.safetensors](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-22b-distilled-lora-384.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```\nšŸ“‚ ComfyUI/\nā”œā”€ā”€ šŸ“‚ models/\nā”‚ ā”œā”€ā”€ šŸ“‚ checkpoints/\nā”‚ ā”‚ ā””ā”€ā”€ ltx-2.3-22b-dev-fp8.safetensors\nā”‚ ā”œā”€ā”€ šŸ“‚ loras/\nā”‚ ā”‚ ā”œā”€ā”€ ltx-2.3-22b-distilled-lora-384.safetensors\nā”‚ ā”‚ ā””ā”€ā”€ gemma-3-12b-it-abliterated_lora_rank64_bf16.safetensors\nā”‚ ā””ā”€ā”€ šŸ“‚ latent_upscale_models/\nā”‚ ā””ā”€ā”€ 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" ] }, { "flags": {}, "id": 269, "inputs": [], "mode": 0, "order": 1, "outputs": [ { "links": [ 726 ], "name": "IMAGE", "type": "IMAGE" }, { "links": null, "name": "MASK", "type": "MASK" } ], "pos": [ -525.9999897072548, 4237.999763617263 ], "properties": { "Node name for S&R": "LoadImage", "cnr_id": "comfy-core", "enableTabs": false, "hasSecondTab": false, "secondTabOffset": 80, "secondTabText": "Send Back", "secondTabWidth": 65, "tabWidth": 65, "tabXOffset": 10, "ver": "0.16.3" }, "size": [ 480, 563.984375 ], "type": "LoadImage", "widgets_values": [ "cactus_man.png", "image" ] }, { "flags": {}, "id": 339, "inputs": [], "mode": 4, "order": 2, "outputs": [ { "links": null, "name": "AUDIO", "type": "AUDIO" } ], "pos": [ -525.9999897072548, 5138.000106804807 ], "properties": { "Node name for S&R": "RecordAudio", "cnr_id": "comfy-core", "enableTabs": false, "hasSecondTab": false, "secondTabOffset": 80, "secondTabText": "Send Back", "secondTabWidth": 65, "tabWidth": 65, "tabXOffset": 10, "ver": "0.16.3" }, "size": [ 468, 155.5 ], "type": "RecordAudio", "widgets_values": [ "", "" ] }, { "flags": {}, "id": 341, "inputs": [ { "link": 741, "name": "video", "type": "VIDEO" } ], "mode": 0, "order": 5, "outputs": [], "pos": [ 517.9999735637998, 4237.999763617263 ], "properties": { "Node name for S&R": "SaveVideo", "cnr_id": "comfy-core", "enableTabs": false, "hasSecondTab": false, "secondTabOffset": 80, "secondTabText": "Send Back", "secondTabWidth": 65, "tabWidth": 65, "tabXOffset": 10, "ver": "0.16.3" }, "size": [ 684, 684 ], "type": "SaveVideo", "widgets_values": [ "video/LTX_2.3_ia2v", "auto", "auto" ] }, { "flags": {}, "id": 276, "inputs": [], "mode": 0, "order": 3, "outputs": [ { "links": [ 727 ], "name": "AUDIO", "type": "AUDIO" } ], "pos": [ -525.9999897072548, 4885.99995003883 ], "properties": { "Node name for S&R": "LoadAudio", "cnr_id": "comfy-core", "enableTabs": false, "hasSecondTab": false, "secondTabOffset": 80, "secondTabText": "Send Back", "secondTabWidth": 65, "tabWidth": 65, "tabXOffset": 10, "ver": "0.16.3" }, "size": [ 480, 176 ], "type": "LoadAudio", "widgets_values": [ "ltx_23_audio.mp3", null, null ] }, { "flags": {}, "id": 340, "inputs": [ { "label": "first_frame", "link": 726, "name": "input", "type": "IMAGE,MASK" }, { "link": 727, "name": "audio", "type": "AUDIO" }, { "label": "prompt", "link": null, "name": "value", "type": "STRING", "widget": { "name": "value" } }, { "label": "width", "link": null, "name": "value_1", "type": "INT", "widget": { "name": "value_1" } }, { "label": "height", "link": null, "name": "value_2", "type": "INT", "widget": { "name": "value_2" } }, { "label": "fps", "link": null, "name": "value_3", "type": "INT", "widget": { "name": "value_3" } }, { "label": "audio_start", "link": null, "name": "start_index", "type": "FLOAT", "widget": { "name": "start_index" } }, { "label": "duration", "link": null, "name": "value_4", "type": "FLOAT", "widget": { "name": "value_4" } }, { "label": "distilled_lora", "link": null, "name": "lora_name", "type": "COMBO", "widget": { "name": "lora_name" } }, { "label": "upscale_model", "link": null, "name": "model_name", "type": "COMBO", "widget": { "name": "model_name" } } ], "mode": 0, "order": 4, "outputs": [ { "links": [ 741 ], "name": "VIDEO", "type": "VIDEO" } ], "pos": [ 1.9999655648312, 4237.999763617263 ], "properties": { "cnr_id": "comfy-core", "enableTabs": false, "hasSecondTab": false, "proxyWidgets": [ [ "319", "value" ], [ "330", "value" ], [ "324", "value" ], [ "323", "value" ], [ "332", "start_index" ], [ "331", "value" ], [ "317", "ckpt_name" ], [ "293", "lora_name" ], [ "318", "text_encoder" ], [ "313", "model_name" ], [ "286", "noise_seed" ], [ "286", "control_after_generate" ] ], "secondTabOffset": 80, "secondTabText": "Send Back", "secondTabWidth": 65, "tabWidth": 65, "tabXOffset": 10, "ver": "0.16.3" }, "size": [ 480, 672 ], "type": "98ee9e5b-467b-40aa-a534-36033f27d0b4", "widgets_values": [] } ], "revision": 0, "version": 0.4 }