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# LTX-2
[![Website](https://img.shields.io/badge/Website-LTX-181717?logo=google-chrome)](https://ltx.io)
[![Model](https://img.shields.io/badge/HuggingFace-Model-orange?logo=huggingface)](https://huggingface.co/Lightricks/LTX-2)
[![Model](https://img.shields.io/badge/HuggingFace-Model-orange?logo=huggingface)](https://huggingface.co/Lightricks/LTX-2.3)
[![Demo](https://img.shields.io/badge/Demo-Try%20Now-brightgreen?logo=vercel)](https://app.ltx.studio/ltx-2-playground/i2v)
[![Paper](https://img.shields.io/badge/Paper-PDF-EC1C24?logo=adobeacrobatreader&logoColor=white)](https://arxiv.org/abs/2601.03233)
[![Discord](https://img.shields.io/badge/Join-Discord-5865F2?logo=discord)](https://discord.gg/ltxplatform)
@@ -26,30 +26,29 @@ source .venv/bin/activate
### Required Models
Download the following models from the [LTX-2 HuggingFace repository](https://huggingface.co/Lightricks/LTX-2):
Download the following models from the [LTX-2.3 HuggingFace repository](https://huggingface.co/Lightricks/LTX-2.3):
**LTX-2 Model Checkpoint** (choose and download one of the following)
* [`ltx-2-19b-dev-fp8.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-19b-dev-fp8.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-dev-fp8.safetensors)
* [`ltx-2-19b-dev.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-19b-dev.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-dev.safetensors)
* [`ltx-2-19b-distilled.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-19b-distilled.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-distilled.safetensors)
* [`ltx-2-19b-distilled-fp8.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-19b-distilled-fp8.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-distilled-fp8.safetensors)
**LTX-2.3 Model Checkpoint** (choose and download one of the following)
* [`ltx-2.3-22b-dev.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-22b-dev.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-22b-dev.safetensors)
* [`ltx-2.3-22b-distilled.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-22b-distilled.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-22b-distilled.safetensors)
**Spatial Upscaler** - Required for current two-stage pipeline implementations in this repository
* [`ltx-2-spatial-upscaler-x2-1.0.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-spatial-upscaler-x2-1.0.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-spatial-upscaler-x2-1.0.safetensors)
* [`ltx-2.3-spatial-upscaler-x2-1.0.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-spatial-upscaler-x2-1.0.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-spatial-upscaler-x2-1.0.safetensors)
* [`ltx-2.3-spatial-upscaler-x1.5-1.0.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-spatial-upscaler-x1.5-1.0.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-spatial-upscaler-x1.5-1.0.safetensors)
**Temporal Upscaler** - Supported by the model and will be required for future pipeline implementations
* [`ltx-2-temporal-upscaler-x2-1.0.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-temporal-upscaler-x2-1.0.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-temporal-upscaler-x2-1.0.safetensors)
* [`ltx-2.3-temporal-upscaler-x2-1.0.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-temporal-upscaler-x2-1.0.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-temporal-upscaler-x2-1.0.safetensors)
**Distilled LoRA** - Required for current two-stage pipeline implementations in this repository (except DistilledPipeline and ICLoraPipeline)
* [`ltx-2-19b-distilled-lora-384.safetensors`](https://huggingface.co/Lightricks/LTX-2/blob/main/ltx-2-19b-distilled-lora-384.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2/resolve/main/ltx-2-19b-distilled-lora-384.safetensors)
* [`ltx-2.3-22b-distilled-lora-384.safetensors`](https://huggingface.co/Lightricks/LTX-2.3/blob/main/ltx-2.3-22b-distilled-lora-384.safetensors) - [Download](https://huggingface.co/Lightricks/LTX-2.3/resolve/main/ltx-2.3-22b-distilled-lora-384.safetensors)
**Gemma Text Encoder** (download all assets from the repository)
* [`Gemma 3`](https://huggingface.co/google/gemma-3-12b-it-qat-q4_0-unquantized/tree/main)
**LoRAs**
* [`LTX-2-19b-IC-LoRA-Canny-Control`](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Canny-Control) - [Download](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Canny-Control/resolve/main/ltx-2-19b-ic-lora-canny-control.safetensors)
* [`LTX-2-19b-IC-LoRA-Depth-Control`](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Depth-Control) - [Download](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Depth-Control/resolve/main/ltx-2-19b-ic-lora-depth-control.safetensors)
* [`LTX-2.3-22b-IC-LoRA-Union-Control`](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Union-Control) - [Download](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Union-Control/resolve/main/ltx-2.3-22b-ic-lora-union-control-ref0.5.safetensors)
* [`LTX-2.3-22b-IC-LoRA-Inpainting`](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Inpainting) - [Download](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Inpainting/resolve/main/ltx-2.3-22b-ic-lora-inpainting.safetensors)
* [`LTX-2.3-22b-IC-LoRA-Motion-Track-Control`](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Motion-Track-Control) - [Download](https://huggingface.co/Lightricks/LTX-2.3-22b-IC-LoRA-Motion-Track-Control/resolve/main/ltx-2.3-22b-ic-lora-motion-track-control-ref0.5.safetensors)
* [`LTX-2-19b-IC-LoRA-Detailer`](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Detailer) - [Download](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Detailer/resolve/main/ltx-2-19b-ic-lora-detailer.safetensors)
* [`LTX-2-19b-IC-LoRA-Pose-Control`](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Pose-Control) - [Download](https://huggingface.co/Lightricks/LTX-2-19b-IC-LoRA-Pose-Control/resolve/main/ltx-2-19b-ic-lora-pose-control.safetensors)
* [`LTX-2-19b-LoRA-Camera-Control-Dolly-In`](https://huggingface.co/Lightricks/LTX-2-19b-LoRA-Camera-Control-Dolly-In) - [Download](https://huggingface.co/Lightricks/LTX-2-19b-LoRA-Camera-Control-Dolly-In/resolve/main/ltx-2-19b-lora-camera-control-dolly-in.safetensors)
@@ -63,7 +62,7 @@ Download the following models from the [LTX-2 HuggingFace repository](https://hu
### Available Pipelines
* **[TI2VidTwoStagesPipeline](packages/ltx-pipelines/src/ltx_pipelines/ti2vid_two_stages.py)** - Production-quality text/image-to-video with 2x upsampling (recommended)
* **[TI2VidTwoStagesRes2sPipeline](packages/ltx-pipelines/src/ltx_pipelines/ti2vid_two_stages_res2s.py)** - Same two-stage flow as above but uses the res_2s second-order sampler (fewer steps, different quality/speed trade-off)
* **[TI2VidTwoStagesHQPipeline](packages/ltx-pipelines/src/ltx_pipelines/ti2vid_two_stages_hq.py)** - Same two-stage flow as above but uses the res_2s second-order sampler (fewer steps, better quality)
* **[TI2VidOneStagePipeline](packages/ltx-pipelines/src/ltx_pipelines/ti2vid_one_stage.py)** - Single-stage generation for quick prototyping
* **[DistilledPipeline](packages/ltx-pipelines/src/ltx_pipelines/distilled.py)** - Fastest inference with 8 predefined sigmas
* **[ICLoraPipeline](packages/ltx-pipelines/src/ltx_pipelines/ic_lora.py)** - Video-to-video and image-to-video transformations (uses distilled model.)