Harmony logoHarmony One Shard 1 Mainnet RPC Endpoints

Harmony One Shard 1 Mainnet uses ONE as its native currency. Its Chain ID is 1666600001 (0x63564c41). Below are 2 public RPC endpoints you can use to connect wallets, dApps, and developer tools to Harmony One Shard 1 Mainnet.

Other Harmony Networks:

One Shard 0 Mainnet
How to add Harmony to MetaMask or other wallets →
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Connect via dRPC
BlockchainRPC URLChain IDNative CurrencyBlock ExplorerActions
⏳Harmony

https://harmony-1.drpc.org/

0x63564c41ONEhttps://explorer.harmony.one/blocks/shard/1
⏳Harmony

https://api.s1.t.hmny.io

0x63564c41ONEhttps://explorer.harmony.one/blocks/shard/1

Connect to Harmony One Shard 1 Mainnet with ethers.js

import { ethers } from "ethers";

const provider = new ethers.JsonRpcProvider("https://harmony-1.drpc.org/");

const network = await provider.getNetwork();
console.log(network.chainId); // 1666600001n

Harmony One Shard 1 Mainnet FAQ

What is the RPC URL for Harmony One Shard 1 Mainnet?

There are 2 public RPC endpoints for Harmony One Shard 1 Mainnet, including https://harmony-1.drpc.org/. See the full list in the table above.

What is the Chain ID for Harmony One Shard 1 Mainnet?

The Chain ID for Harmony One Shard 1 Mainnet is 1666600001 (0x63564c41 in hexadecimal).

What is the native currency of Harmony One Shard 1 Mainnet?

The native currency of Harmony One Shard 1 Mainnet is ONE.

How do I add Harmony One Shard 1 Mainnet to MetaMask?

Use the "Add to Wallet" button on this page to add Harmony One Shard 1 Mainnet to MetaMask automatically, or follow our step-by-step guide for Harmony.