OpenSea is compatible with a number of blockchains. While navigating OpenSea, you don’t need to manually switch chains in your wallet.
Instead, you can filter the OpenSea homepage and stats pages by chain to explore NFTs and tokens:
When it’s time to make a purchase, you may be able to purchase your item cross-chain, without manually bridging or swapping your funds. If your purchase is ineligible for the cross-chain feature, you can instead bridge or swap existing cryptocurrency in your wallet using the Swap functionality. Learn more in our Help Center article.
If you’ve logged in with a third-party crypto wallet, such as MetaMask, you can choose to manually switch blockchains within your wallet extension, which will switch the default chain that displays in your wallet on OpenSea: