
Walkthrough covers how to install ComfyUI, and running AI models in ComfyUI like Flux, Wan 2.1 and SDXL.
Here’s your full guide to:
✅ Installing ComfyUI
✅ Installing Flux, WAN 2.1, and SDXL models
✅ Using Promptus Manager (desktop app, GPU-accelerated)
🧠 What Is Promptus?
Promptus is a plug-and-play platform that gives you:
- A no-code interface for ComfyUI (locally or in the cloud)
- One-click install of models like Flux, SDXL, WAN 2.1
- Custom node manager (no Git needed)
- Support for your GPU (NVIDIA, M1/M2, etc.)
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🧰 Step 1: Install ComfyUI via Promptus Manager
One-click ComfyUI install (on Windows, Mac, or Linux)
- Download Promptus Desktop App:
👉 https://www.promptus.ai/download - Install and launch Promptus Manager
- In Promptus Manager:
- Go to the "ComfyUI" tab
- Click "Set Up ComfyUI"
- It installs everything (Python, models, UI, etc.) automatically
- After setup:
- Click “Launch ComfyUI”
- Your browser opens
http://localhost:8188
with ComfyUI ready to use
✅ Done. You now have a working ComfyUI installation without using Git or terminal.
🎨 Step 2: Install Flux, SDXL, and WAN 2.1 Models
Promptus comes with one-click model installers through workflow templates.
📦 Option 1: Use CosyFlow Templates (EASIEST)
- In Promptus, go to the “Templates” or “CosyFlow” section
- Search for:
- Flux Schnell, Flux FP8, or Flux 2.1
- SDXL 1.0 or SDXL Lightning
- WAN 2.1
- Click “Use” → Promptus:
- Automatically installs the model
- Sets up the workflow
- Loads it in ComfyUI
💡 Promptus will download model weights and custom nodes in the background.

📦 Option 2: Add Models via “Model Installer”
- In ComfyUI (within Promptus), open the Model Manager or Checkpoint Loader node
- Click “Install Model”
- Choose:
- SDXL (
sd_xl_base_1.0.safetensors
) - Flux (
flux_schnell.safetensors
) - **WAN 2.1
(
wan_2_1.safetensors`)
- SDXL (
- Click Install → Promptus will fetch and install the model
✅ Once installed, select it in your node graph and generate images.

🔧 Optional: Install Nodes
If a model needs extra node support (like WAN or Infinite-You), Promptus handles that too:
- Open “Custom Node Manager”
- Search for:
InfiniteYou
SDXL Tools
WAN Nodes
- Click Install
- Refresh the ComfyUI tab and nodes will be available
🔁 Recap: Your ComfyUI Install in Promptus
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