> ## Documentation Index
> Fetch the complete documentation index at: https://tusharpamnani.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# RPC Configuration (Mainnet & Testnet)

> How to configure RPC endpoints for Shardeum Mainnet and Testnet.

To interact with the Shardeum blockchain, you need to connect your application or wallet to the correct JSON-RPC endpoint. Below are the official configuration details for both the Mainnet and Testnet networks.

## Shardeum Mainnet

| Setting             | Value                                                          |
| ------------------- | -------------------------------------------------------------- |
| **Network Name**    | Shardeum                                                       |
| **RPC URL**         | [https://api.shardeum.org](https://api.shardeum.org)           |
| **Chain ID**        | 8118                                                           |
| **Currency Symbol** | SHM                                                            |
| **Block Explorer**  | [https://explorer.shardeum.org](https://explorer.shardeum.org) |

## Shardeum Testnet

| Setting             | Value                                                                          |
| ------------------- | ------------------------------------------------------------------------------ |
| **Network Name**    | Shardeum Testnet                                                               |
| **RPC URL**         | [https://api-testnet.shardeum.org](https://api-testnet.shardeum.org)           |
| **Chain ID**        | 8083                                                                           |
| **Currency Symbol** | SHM                                                                            |
| **Block Explorer**  | [https://explorer-testnet.shardeum.org](https://explorer-testnet.shardeum.org) |

## How to Add to MetaMask (or any EVM wallet)

1. Open your wallet and go to the network selection dropdown.
2. Click "Add Network" or "Custom RPC".
3. Enter the values from the table above for either Mainnet or Testnet.
4. Save and switch to the new network.

You can now interact with Shardeum using your preferred tools and libraries (e.g., ethers.js, web3.js, MetaMask, etc.).

> **Tip:** Always verify you are using the official endpoints. For the latest information, see the [official Shardeum docs](https://docs.shardeum.org/docs/network/endpoints).