Selling an NFT on OpenSea: Listing & Royalties

🎯 Course Objectives

By the end of this module, learners will:

• Connect their MetaMask wallet to OpenSea

• Select an NFT from their wallet to list for sale

• Choose between a fixed price or auction listing

• Configure royalties for future resales

• Complete the listing process by signing the transaction with MetaMask
  
  Primary Blockchains: Ethereum (primary) or Polygon
  Tools/Platforms: OpenSea marketplace, MetaMask wallet
  
  

  

🧰 Step-by-Step Guide

1. Connect MetaMask to OpenSea

• Navigate to OpenSea.io and click the wallet icon in the top-right corner.
  
  

  

• Select "MetaMask" from the list of wallet options.
  
  

  

• Authorize the connection by clicking "Next" and then "Connect" in the MetaMask pop-up.
  
  

  

Note: Ensure your MetaMask wallet is funded with ETH (for Ethereum) or MATIC (for Polygon) to cover any potential gas fees.

2. Select an NFT to List

• Click on your profile icon and select "Profile" to view your collected NFTs.
  
  

  

• Choose the NFT you wish to sell by clicking on it.
  
  

  

3. Initiate the Listing Process

• On the NFT's item page, click the "Sell" button in the top-right corner.

• Choose the type of sale:

  • Fixed Price: Set a specific price for immediate purchase.

  • Timed Auction: Set a starting price and allow buyers to place bids over a set duration.
    
    

4. Configure Sale Details

• Price: Enter the amount in ETH or MATIC.

• Duration: Set how long the listing will be active (e.g., 1 day, 7 days, 1 month).

• Reserve for Specific Buyer: Optionally, reserve the NFT for a particular buyer by entering their wallet address.

• Royalties: If you're the creator, set a percentage (up to 10%) to earn from future resales.
  
  

  

Note: OpenSea charges a 2.5% fee on the sale price.

5. Complete the Listing

• Review all details to ensure accuracy.

• Click "Complete listing."

• MetaMask will prompt you to sign the transaction. Review the details and click "Sign."
  
  

  

Note: If this is your first time listing an NFT, you may need to initialize your account, which could incur a one-time gas fee.