Arbitrum One

Step 1: To access Arbitrum One, use the following native access endpoints:

• Network: Arbitrum Mainnet
• Request Type: POST

https://svc.blockdaemon.com/arbitrum/mainnet-one/native/http-rpc

• Network: Sepolia Testnet
• Request Type: POST

https://svc.blockdaemon.com/arbitrum/sepolia-one/native/http-rpc

Step 2: Authenticate your request using your API key. You can include the API key using either of the following headers:

Bearer Token

Authorization: Bearer YOUR_API_KEY

X-API-Key

X-API-Key: YOUR_API_KEY

Step 3: Specify the method in the request body:

Learn more about Arbitrum One RPC Methods here.

JSON

{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "YOUR_METHOD",
    "params": []
}

Example Request

Here is a cURL example for using eth_gasPrice to return the current price per gas in wei.

cURL

curl -X POST \
https://svc.blockdaemon.com/arbitrum/mainnet-one/native/http-rpc \
-H 'Authorization: Bearer YOUR_API_KEY' \
-H 'Content-Type: application/json' \
-d '{"jsonrpc": "2.0", "id": 1, "method": "eth_gasPrice", "params": []}'

The following is a typical response you will get:

JSON

{
    "jsonrpc": "2.0",
    "id": 1,
    "result": "0x5f5e100"
}