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POST
eth_maxPriorityFeePerGas
curl --request POST \
  --url https://tempo-mainnet.core.chainstack.com/c3ce2925b51f1ed18719fe8a23bbdccf/ \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_maxPriorityFeePerGas",
  "params": [],
  "id": 1
}
'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<string>"
}

Documentation Index

Fetch the complete documentation index at: https://docs.chainstack.com/llms.txt

Use this file to discover all available pages before exploring further.

Tempo API method that returns the current maximum priority fee per gas. This is the fee tip that goes to validators on top of the base fee.
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​
Parameters

None.

​
Response

  • result — the current max priority fee per gas encoded as hexadecimal (in wei)

​
eth_maxPriorityFeePerGas code examples

const ethers = require('ethers');
const NODE_URL = "CHAINSTACK_NODE_URL";
const provider = new ethers.JsonRpcProvider(NODE_URL);

const getMaxPriorityFee = async () => {
    const feeData = await provider.getFeeData();
    console.log(`Max Priority Fee: ${ethers.formatUnits(feeData.maxPriorityFeePerGas, "gwei")} gwei`);

    // Or using raw RPC
    const maxPriorityFee = await provider.send("eth_maxPriorityFeePerGas", []);
    console.log(`Raw response: ${maxPriorityFee}`);
    console.log(`In gwei: ${ethers.formatUnits(maxPriorityFee, "gwei")}`);
  };

getMaxPriorityFee();

Body

application/json
​
jsonrpc
string
default:2.0
​
method
string
default:eth_maxPriorityFeePerGas
​
params
any[]
​
id
integer
default:1

Response

200 - application/json

The max priority fee per gas

​
jsonrpc
string
​
id
integer
​
result
string

The max priority fee per gas in wei encoded as hexadecimal

Last modified on May 18, 2026