OpenOcean provides a list of custom RPC endpoints from Chainlist on networks - Ethereum, BNB Chain, Polygon, Avalanche and Fantom. It allows users to switch to a custom RPC to improve user experience while facing high volume on the network sometime.
The following steps will guide you through the process of changing custom RPC endpoint on your MetaMask wallet:
Click the setting icon on swap page, and select the fastest RPC endpoint. Then you are successfully switch to a custom RPC. To change the RPC on your wallet, first you can copy the RPC link by simply clicking the RPC link.
2. Enter your MetaMask and click your account details. Click the 'Settings' then 'Networks'.
3. Next, on the expanded Settings, click 'Add a network', then paste the copied RPC URL under 'New RPC URL’. You can name the network whatever you prefer, and enter the correct Chain ID and Currency Symbol. Click 'Save'.
4. That's it, now you have connected to the custom RPC endpoint in your wallet.