Instructions to use vidfom/Ltx-3 with libraries, inference providers, notebooks, and local apps. Follow these links to get started.
- Libraries
- llama-cpp-python
How to use vidfom/Ltx-3 with llama-cpp-python:
# !pip install llama-cpp-python from llama_cpp import Llama llm = Llama.from_pretrained( repo_id="vidfom/Ltx-3", filename="ComfyUI/models/text_encoders/gemma-3-12b-it-qat-UD-Q4_K_XL.gguf", )
llm.create_chat_completion( messages = "No input example has been defined for this model task." )
- Notebooks
- Google Colab
- Kaggle
- Local Apps
- llama.cpp
How to use vidfom/Ltx-3 with llama.cpp:
Install from brew
brew install llama.cpp # Start a local OpenAI-compatible server with a web UI: llama-server -hf vidfom/Ltx-3:UD-Q4_K_XL # Run inference directly in the terminal: llama-cli -hf vidfom/Ltx-3:UD-Q4_K_XL
Install from WinGet (Windows)
winget install llama.cpp # Start a local OpenAI-compatible server with a web UI: llama-server -hf vidfom/Ltx-3:UD-Q4_K_XL # Run inference directly in the terminal: llama-cli -hf vidfom/Ltx-3:UD-Q4_K_XL
Use pre-built binary
# Download pre-built binary from: # https://github.com/ggerganov/llama.cpp/releases # Start a local OpenAI-compatible server with a web UI: ./llama-server -hf vidfom/Ltx-3:UD-Q4_K_XL # Run inference directly in the terminal: ./llama-cli -hf vidfom/Ltx-3:UD-Q4_K_XL
Build from source code
git clone https://github.com/ggerganov/llama.cpp.git cd llama.cpp cmake -B build cmake --build build -j --target llama-server llama-cli # Start a local OpenAI-compatible server with a web UI: ./build/bin/llama-server -hf vidfom/Ltx-3:UD-Q4_K_XL # Run inference directly in the terminal: ./build/bin/llama-cli -hf vidfom/Ltx-3:UD-Q4_K_XL
Use Docker
docker model run hf.co/vidfom/Ltx-3:UD-Q4_K_XL
- LM Studio
- Jan
- Ollama
How to use vidfom/Ltx-3 with Ollama:
ollama run hf.co/vidfom/Ltx-3:UD-Q4_K_XL
- Unsloth Studio
How to use vidfom/Ltx-3 with Unsloth Studio:
Install Unsloth Studio (macOS, Linux, WSL)
curl -fsSL https://unsloth.ai/install.sh | sh # Run unsloth studio unsloth studio -H 0.0.0.0 -p 8888 # Then open http://localhost:8888 in your browser # Search for vidfom/Ltx-3 to start chatting
Install Unsloth Studio (Windows)
irm https://unsloth.ai/install.ps1 | iex # Run unsloth studio unsloth studio -H 0.0.0.0 -p 8888 # Then open http://localhost:8888 in your browser # Search for vidfom/Ltx-3 to start chatting
Using HuggingFace Spaces for Unsloth
# No setup required # Open https://huggingface.co/spaces/unsloth/studio in your browser # Search for vidfom/Ltx-3 to start chatting
- Docker Model Runner
How to use vidfom/Ltx-3 with Docker Model Runner:
docker model run hf.co/vidfom/Ltx-3:UD-Q4_K_XL
- Lemonade
How to use vidfom/Ltx-3 with Lemonade:
Pull the model
# Download Lemonade from https://lemonade-server.ai/ lemonade pull vidfom/Ltx-3:UD-Q4_K_XL
Run and chat with the model
lemonade run user.Ltx-3-UD-Q4_K_XL
List all available models
lemonade list
| import os | |
| from aiohttp import web | |
| from server import PromptServer | |
| from ..config import get_config_value | |
| from ..log import log | |
| from .utils_server import set_default_page_resources, set_default_page_routes, get_param | |
| from .routes_config import * | |
| from .routes_model_info import * | |
| THIS_DIR = os.path.dirname(os.path.abspath(__file__)) | |
| DIR_WEB = os.path.abspath(f'{THIS_DIR}/../../web/') | |
| routes = PromptServer.instance.routes | |
| # Sometimes other pages (link_fixer, etc.) may want to import JS from the comfyui | |
| # directory. To allows TS to resolve like '../comfyui/file.js', we'll also resolve any module HTTP | |
| # to these routes. | |
| set_default_page_resources("comfyui", routes) | |
| set_default_page_resources("common", routes) | |
| set_default_page_resources("lib", routes) | |
| set_default_page_routes("link_fixer", routes) | |
| if get_config_value('unreleased.models_page.enabled') is True: | |
| set_default_page_routes("models", routes) | |
| async def api_print(request): | |
| """Logs a user message to the terminal.""" | |
| message_type = get_param(request, 'type') | |
| if message_type == 'PRIMITIVE_REROUTE': | |
| log( | |
| "You are using rgthree-comfy reroutes with a ComfyUI Primitive node. Unfortunately, ComfyUI " | |
| "has removed support for this. While rgthree-comfy has a best-effort support fallback for " | |
| "now, it may no longer work as expected and is strongly recommended you either replace the " | |
| "Reroute node using ComfyUI's reroute node, or refrain from using the Primitive node " | |
| "(you can always use the rgthree-comfy \"Power Primitive\" for non-combo primitives).", | |
| prefix="Reroute", | |
| color="YELLOW", | |
| id=message_type, | |
| at_most_secs=20 | |
| ) | |
| else: | |
| log("Unknown log type from api", prefix="rgthree-comfy",color ="YELLOW") | |
| return web.json_response({}) | |