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User Guide

User

Visit 1RPC. Click on the "Add 1RPC to Wallet" button.

Search for the network by token, name or Chain ID.

Click on the MetaMask icon to switch to 1RPC instantly.

Alternatively, click on View Details. Copy the network information to your wallet settings.

For Substrate blockchains, switch to 1RPC on Polkadot.js

Developer

Replace the existing URL with 1RPC's endpoint URL to interact with the blockchain.

curl --request POST \
    --url https://1rpc.io/eth \
    --header 'Accept: application/json' \
    --header 'Content-Type: application/json' \
    --data '
{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "eth_blockNumber"
}
'

package main

import (
    "context"
    "fmt"
    "github.com/ethereum/go-ethereum/ethclient"
)

func main() {
    const url = "https://1rpc.io/eth"  // url string

    rpcClient,err := ethclient.Dial(url)

    if err != nil {
        panic(err)
    }

    blockNumber, err := rpcClient.BlockNumber(context.Background())

    if err != nil {
        panic(err)
    }

    fmt.Println(blockNumber)
}

const Web3 = require('web3');

const url = 'https://1rpc.io/eth'  // url string

const web3 = new Web3(new Web3.providers.HttpProvider(url));

web3.eth.getBlockNumber((error, blockNumber) => {
    if(!error) {
        console.log(blockNumber);
    } else {
        console.log(error);
    }
});

from web3 import Web3

def test_block_number(self):
    url = 'https://1rpc.io/eth'  # url string

    web3 = Web3(HTTPProvider(url))
    print(web3.eth.block_number)

$ wscat -c wss://1rpc.io/dot

> {"jsonrpc":  "2.0", "id": 0, "method":  "system_chainType"}