ComfyUI-QwenVL

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ComfyUI-QwenVL is an AI Agents & Automation tool that integrates Qwen-VL series models into ComfyUI. It enables advanced multimodal AI for text generation, image understanding, and video analysis within workflows.

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At a glance

Pricing

Open Source

Free tier

Yes

API

Skill level

Technical

About

What is ComfyUI-QwenVL?

ComfyUI-QwenVL is a custom node designed to seamlessly integrate the powerful Qwen-VL series of vision-language models (LVLMs) from Alibaba Cloud into ComfyUI workflows. This includes support for the latest Qwen3-VL and Qwen2.5-VL models, as well as GGUF backends and text-only Qwen3 support. The tool provides advanced multimodal AI capabilities, facilitating efficient text generation, comprehensive image understanding, and detailed video analysis. Key features include automatic model downloading from Hugging Face, on-the-fly quantization (4-bit, 8-bit, FP16), and a flexible preset and custom prompt system. It offers both standard and advanced nodes for varying levels of user control, along with hardware-aware safeguards for FP8 model compatibility and SageAttention support for GPU-optimized performance.

Best used for

Ideal for developers and data scientists who need to integrate advanced vision-language models into ComfyUI, perform multimodal AI tasks like text generation from visuals, and analyze image or video content. Especially valuable for those seeking optimized performance and flexible control over model parameters.

Common actions

integrate AI models

generate text

understand images

analyze video

optimize AI performance

open-sourcelow-code/no-codeworkflowsdeepfakeface swappingcollaboration"AI Agents"automated workflowgithub copilot

Capabilities

Key features

Integrates Qwen-VL models
GGUF backend support
Automatic model downloading
On-the-fly quantization
Preset & custom prompts
Image & video input
SageAttention support

Target Audience

developerdata scientist

Integrations

Not yet documented

Pricing & Plans

Open Source

Free

FAQs

What Qwen-VL models are supported by ComfyUI-QwenVL?

ComfyUI-QwenVL supports the Qwen-VL series, including Qwen2.5-VL and the latest Qwen3-VL models. It also offers GGUF backend support for various Qwen3-VL and Qwen3 text models, providing a wide range of options for multimodal AI tasks.

Does ComfyUI-QwenVL support GGUF models?

Yes, ComfyUI-QwenVL includes dedicated GGUF nodes powered by llama-cpp-python, separate from the Transformers-based nodes. This allows users to leverage GGUF models for vision-language inference and text-only prompt enhancement within ComfyUI.

How does ComfyUI-QwenVL optimize performance?

The tool optimizes performance through features like SageAttention support with GPU-optimized kernels, smart attention selection (Sage → Flash → SDPA), improved FP8 model handling, and intelligent cache management. It also offers a 'Keep Model Loaded' option to retain models in VRAM for faster sequential runs.

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