estimateL1Gas

Estimates the amount of L1 data gas required to execute an L2 transaction.

Invokes the getL1GasUsed method on the Gas Price Oracle predeploy contract.

Usage

example.tsconfig.ts

import { account, publicClient } from './config'

const gas = await publicClient.estimateL1Gas({ 
  account,
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

import { account, publicClient } from './config'

const gas = await publicClient.estimateL1Gas({ 
  account,
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

import { createPublicClient, http } from 'viem'
import { privateKeyToAccount } from 'viem/accounts'
import { base } from 'viem/chains'
import { publicActionsL2 } from 'viem/op-stack'

// JSON-RPC Account
export const account = '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266'
// Local Account
export const account = privateKeyToAccount(...)

export const publicClient = createPublicClient({
  chain: base,
  transport: http()
}).extend(publicActionsL2())

import { createPublicClient, http } from 'viem'
import { privateKeyToAccount } from 'viem/accounts'
import { base } from 'viem/chains'
import { publicActionsL2 } from 'viem/op-stack'

// JSON-RPC Account
export const account = '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266'
// Local Account
export const account = privateKeyToAccount(...)

export const publicClient = createPublicClient({
  chain: base,
  transport: http()
}).extend(publicActionsL2())

Returns

bigint

The L1 data gas estimate.

Parameters

account

Type: Account | Address

The Account to estimate gas from.

Accepts a JSON-RPC Account or Local Account (Private Key, etc).

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266', 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266', 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

data (optional)

Type: 0x${string}

Contract code or a hashed method call with encoded args.

const gas = await publicClient.estimateL1Gas({
  data: '0x...', 
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  data: '0x...', 
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

gasPriceOracleAddress (optional)

Type: Address

Address of the Gas Price Oracle predeploy contract.

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  gasPriceOracleAddress: '0x420000000000000000000000000000000000000F', 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  gasPriceOracleAddress: '0x420000000000000000000000000000000000000F', 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

maxFeePerGas (optional)

Type: bigint

Total fee per gas (in wei), inclusive of maxPriorityFeePerGas.

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),  
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),  
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

maxPriorityFeePerGas (optional)

Type: bigint

Max priority fee per gas (in wei).

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'), 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'), 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

nonce (optional)

Type: number

Unique number identifying this transaction.

const fee = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'),
  nonce: 69, 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

const fee = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  maxFeePerGas: parseGwei('20'),
  maxPriorityFeePerGas: parseGwei('2'),
  nonce: 69, 
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1')
})

to (optional)

Type: Address

Transaction recipient.

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8', 
  value: parseEther('1')
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8', 
  value: parseEther('1')
})

value (optional)

Type: bigint

Value (in wei) sent with this transaction.

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1') 
})

const gas = await publicClient.estimateL1Gas({
  account: '0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266',
  to: '0x70997970c51812dc3a010c7d01b50e0d17dc79c8',
  value: parseEther('1') 
})

estimateL1Gas ​

Usage ​

Returns ​

Parameters ​

account ​

data (optional) ​

gasPriceOracleAddress (optional) ​

maxFeePerGas (optional) ​

maxPriorityFeePerGas (optional) ​

nonce (optional) ​

to (optional) ​

value (optional) ​