Skip to main content

eth_estimateGas

Generates and returns an estimate of how much gas is necessary to allow the transaction to complete.

Parameters

Transaction(object)required

Transaction object generic to all types

Block(object)

Block number or tag

Returns

hex encoded unsigned integer

Example request
await provider.request({
  method: "eth_estimateGas",
  params: [
{
  "from": "0xfe3b557e8fb62b89f4916b721be55ceb828dbd73",
  "to": "0x44aa93095d6749a706051658b970b941c72c1d53",
  "value": "0x1"
},
null
]
});
Example response
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": "0x5208"
}