Zero-to-One Tutorial: How to Create Viral WeChat Stickers Using FLUX and Earn Passive Income

1. The Monetization Core: Why Expression Packs Generate Passive Income

WeChat expression packs distribute viral traffic at scale. As long as your stickers resonate with office workers or students, they will be widely shared in chats. The core monetization loop is: “Official Donations” + “IP Customization Traffic” + “Physical Merchandise Licensing”.

2. Step-by-Step Character Image Generation with FLUX

The FLUX.1 model is highly skilled at rendering detailed text and characters, making it perfect for expression packs.

1. ComfyUI Workflow and LoRA Recommendation

• Base Style Prompt: A cute chibby white cat, emotional expression, line art, simple style, transparent background, sticker style
• Text Overlay Prompt: holding a sign that says "NO!"

2. Expression Grid (16 or 24 images per set)

• High-frequency Expressions: OK, clock-in, copy that, thank you boss, resting, fishing, crying, greeting.
• Detailed Prompts: Explicitly state character actions, tears, fires, or labels to represent deep emotion.

3. Image Post-processing & Platform Guidelines

To pass the WeChat Expression Open Platform review, follow these strict dimensions:

1. Main Images: 240x240 pixels, PNG format, transparent background, and add a 4px white stroke border (necessary for readability on dark chat backgrounds).
2. Thumbnail Icon: 120x120 pixels, no white stroke.
3. Chat Bar Icon: 50x50 pixels.

Recommended tools: Use automated background removers (such as Photoroom or Clipdrop) to convert FLUX outputs to clean transparent PNGs.

4. Monetization Channels

1. Official Platform Donations: Once listed, users download the stickers for free but can click “Donate” to support the creator. Popular sticker sets earn hundreds of dollars monthly.
2. Custom Commissions: Offer personalized IP design on social media (e.g. “Turn your pet into a custom FLUX sticker set”). Charging $30 to $60 for 16 images, you can deliver in an hour using AI.