How to Create and Sell Your First NFT: The Complete Guide

Create and sell NFTs has never been easier. This guide shows the complete process on OpenSea.

What You Need

• Digital art (image, video, audio)
• MetaMask wallet
• ETH or Polygon for fees

Step 1: Prepare Your Art

Accepted Formats:

• Images: JPG, PNG, GIF
• Videos: MP4
• Audio: MP3
• 3D: GLB

Size: Maximum 100MB

Step 2: Configure MetaMask

1. Install MetaMask
2. Create wallet
3. Save seed phrase
4. Add ETH or Polygon

Step 3: Access OpenSea

1. Go to opensea.io
2. Click on "Create"
3. Connect MetaMask
4. Approve connection

Step 4: Create Collection

1. Click on "My Collections"
2. "Create a collection"
3. Fill in:
   • Name
   • Description
   • Logo
   • Banner
4. Choose blockchain (ethereum or Polygon)

Step 5: Mint NFT

1. Click on "Create"
2. Upload art
3. Fill in:
   • NFT name
   • Description
   • Properties (optional)
   • Royalties (0-10%)
4. Choose collection
5. Click on "Create"

Cost:

• Polygon: Free
• ethereum: Gas fee

Step 6: List for Sale

1. Go to your NFT
2. Click on "Sell"
3. Choose type:
   • Fixed Price (fixed price)
   • Auction (auction)
4. Set price
5. Set duration
6. Confirm listing

Tips for Selling

✅ Realistic price ✅ Good description ✅ Promote on social media ✅ Participate in communities ✅ Be consistent

Costs

ethereum:

• First sale: ~$50-200 (gas)
• Subsequent sales: ~2.5% OpenSea

Polygon:

• Minting: Free
• Sale: 2.5% OpenSea

Conclusion

Creating NFTs is simple, but selling requires marketing and community. Start on Polygon to test without costs.

🚀 Start Investing in Cryptocurrencies

To buy the cryptocurrencies mentioned in this article, use one of the recommended exchanges: