How to Create Custom 3D AI Stickers

Custom sticker packs are one of the best ways to personalize your branding, level up your community engagement, or just spice up your daily chats. By combining generative AI with mobile sticker apps, you can transform a single headshot into a collection of cohesive, Pixar-style emojis.

Here is exactly how to do it from scratch.

Step 1: Generate Your 3D Sticker Set Using AI

To get the look featuring a clean white border, glossy 3D shading, and high emotional consistency, use an advanced image generator like Midjourney, DALL-E 3, or Stable Diffusion.

1. Prepare Your Reference Image: Use a clear, well-lit front-facing photo with a simple or solid background.
2. Craft the Base Prompt: Your prompt needs to specify the artistic style, layout, and expressions all at once.
3. Use a Multi-Grid Prompt: To get all your expressions in one cohesive asset, structure your prompt like this:

Prompt Formula:

“A sticker pack sheet of 9 high-quality 3D Pixar-style sticker avatars arranged in a 3×3 grid on a simple solid blue background. Based on the corporate identity of a tech-savvy professional [insert gender/features]. Preserve exact facial features, short beard, dark hair, and eye color. Render each avatar as a cute, expressive 3D character with smooth Pixar-quality lighting, glossy eyes, soft shading, and a clean white sticker outline around each head. Show 9 distinct ultra-detailed facial expressions: happy smile, laughing eyes closed, shocked open mouth, confused with raised eyebrow, thinking hand on chin, angry furrowed brows, sad with tears, blushing love with floating hearts, and a playful wink with tongue out. High resolution, vibrant colors, head-and-shoulders views only.”

Isolate and Extract: Once the AI generates your grid, save the image. Use a photo editor or an online background remover (like Adobe Express, Remove.bg, or Canva) to crop each of the 9 heads individually and save them as transparent PNG files.

Step 2: Import Your Stickers into Telegram

Telegram makes creating custom stickers incredibly easy because it has a dedicated, built-in system handled entirely via an official bot.
Technical Requirements for Telegram

• Format: PNG or WEBP with transparency.

• Dimensions: Exactly 512 \times 512 pixels (one side must be 512, the other can be 512 or less).

Step-by-Step Telegram Setup

• Open Telegram and search for the official @Stickers bot.
• Start a chat with the bot and type /newpack.
• Choose a name for your custom sticker set.
• Upload the Image: Send your first cropped sticker image. Crucial: You must send it as a File (uncompressed), not as a standard photo/image.
• Assign an Emoji: Type and send a standard emoji that matches the emotion of that sticker (e.g., send 😄 for your happy sticker). This maps the sticker to that emoji keyboard shortcut.
• Repeat the process for all 9 emotions.
• Type /publish when finished, choose a unique short URL link for your pack, and click the link to add the pack to your personal library.

Step 3: Import Your Stickers into WhatsApp

WhatsApp doesn’t have an official in-app bot for building sticker packs from external assets, so the easiest method is using a highly rated, free third-party app like Sticker.ly or Sticker Maker (available on iOS and Android).
Technical Requirements for WhatsApp

Technical Requirements for WhatsApp

• Format: WEBP or PNG with transparency.
• Pack Size: A minimum of 3 stickers is required to publish a pack.

Step-by-Step WhatsApp Setup

1. Download and open Sticker.ly or Sticker Maker on your smartphone.
2. Tap the “+” (Create) button and select Regular (static) sticker pack.
3. Access your phone’s gallery and select your first cropped AI sticker.
4. The app will let you fine-tune the boundaries. Since your AI prompt already generated a clean white sticker border, simply hit Next.
5. Add tags/emojis to categorize your sticker expression, then save it to the pack.
6. Repeat until all 9 expressions are loaded into your custom pack.
7. Tap “Add to WhatsApp” at the bottom of the screen. This will automatically open WhatsApp and ask for your permission to save the new library. Tap Save, and you’re ready to text.

Pro-Tips for Creators

• Keep Text Clean: If your stickers include text (like a brand logo on a shirt), ensure your upscaling settings are maximized so the text remains legible when shrunk down on a mobile screen.
• Consistent Aspect Ratios: Keeping all 9 crops perfectly square (512 \times 512) guarantees they look uniform and professional across both chat platforms.