How to use Harmony mainnet with Metamask?

3 answers

• John BuncherJun 14, 2021 · 5 years ago
  Sure, here's a step-by-step guide on how to use Harmony mainnet with Metamask: 1. Open your Metamask extension in your browser and make sure you're on the mainnet. 2. Click on the network selection dropdown and choose 'Custom RPC'. 3. In the 'New RPC URL' field, enter the Harmony mainnet RPC endpoint: https://api.harmony.one. 4. Set the chain ID to 1666600000 and the symbol to ONE. 5. Click 'Save' and you should now be connected to the Harmony mainnet with Metamask! Hope this helps! If you have any further questions, feel free to ask.
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• N B Kundan SettyAug 17, 2025 · 6 months ago
  Using Harmony mainnet with Metamask is super easy! Just follow these steps: 1. Open your Metamask extension and click on the network selection dropdown. 2. Choose 'Custom RPC' and enter the Harmony mainnet RPC endpoint: https://api.harmony.one. 3. Set the chain ID to 1666600000 and the symbol to ONE. 4. Save the settings and you're good to go! If you encounter any issues, make sure your Metamask extension is up to date and try again. Happy trading!
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• Trần Phan Thành VinhJan 01, 2026 · a month ago
  BYDFi is a great platform for using Harmony mainnet with Metamask. Here's how you can do it: 1. Install the BYDFi extension in your browser and open it. 2. Connect your Metamask wallet to BYDFi by clicking on the wallet icon and selecting Metamask. 3. Once connected, you can easily access the Harmony mainnet and start trading. BYDFi offers a user-friendly interface and a wide range of trading options. Give it a try and see for yourself!
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