Smart Contract Deployment Cost: Live Gas Estimate on Ethereum
Right now, to deploy a smart contract on Ethereum mainnet costs about $0.242 at the standard gas price of 0.081 gwei.
Deployment cost is driven mainly by the size of the contract bytecode and by any storage written in the constructor. A standard ERC-20 token contract typically needs about 1,000,000 to 1,500,000 gas. Small contracts can be well under that, and large protocol contracts can approach the per-transaction limit.
How the cost is calculated
Fee = gas used × gas price × ETH price. With the current standard price: 1,200,000 gas × 0.081 gwei = 0.00009710 ETH, which is $0.242 at $2,492 per ETH. Across the typical range of about 500,000 to 3,000,000 gas, the standard cost is between $0.101 and $0.605.
How to pay less
- Test on a testnet first. Deploying the wrong code twice doubles the cost.
- Minimal proxy clones are far cheaper to deploy than full copies of the same contract.
- Deploy during a low-gas period. Contract deployment is the most gas-intensive common action.
- Check the cheapest hours to transact and avoid known demand spikes.
What it cost on recent days
Cost of this action at each day's average and peak standard gas price, using that day's average ETH price.
| Day | Avg gas | Cost at avg | Cost at peak |
|---|---|---|---|
| October 10, 2026 | 0.088 gwei | $0.264 | $0.416 |
| October 9, 2026 | 0.212 gwei | $0.632 | $3.70 |
| October 8, 2026 | 0.940 gwei | $2.84 | $37.06 |
| October 7, 2026 | 0.682 gwei | $2.12 | $18.31 |
| October 6, 2026 | 0.544 gwei | $1.77 | $14.45 |
| October 5, 2026 | 0.467 gwei | $1.52 | $11.28 |
| October 4, 2026 | 0.122 gwei | $0.397 | $3.03 |
Compare with other Ethereum actions
| Action | Typical gas | Standard cost |
|---|---|---|
| Send ETH | 21,000 | $0.0042 |
| Send USDT (ERC-20) | 63,000 | $0.013 |
| Send USDC (ERC-20) | 60,000 | $0.012 |
| Approve a token | 46,000 | $0.0093 |
| Swap on Uniswap | 150,000 | $0.030 |
| Mint an NFT | 120,000 | $0.024 |
| Transfer an NFT | 70,000 | $0.014 |
| Buy an NFT on a marketplace | 200,000 | $0.040 |
| Deposit into Aave | 220,000 | $0.044 |
| Wrap ETH into WETH | 46,000 | $0.0093 |
| Stake ETH with Lido | 85,000 | $0.017 |
| Bridge ETH to a layer-2 | 110,000 | $0.022 |
| Register an ENS name | 300,000 | $0.060 |
| Deploy a smart contract | 1,200,000 | $0.242 |
Frequently asked questions
How much does it cost to deploy a smart contract right now?
About $0.242 at the standard gas price of 0.081 gwei with ETH at $2,492, using a typical 1,200,000 gas.
How much gas does it use?
Typically about 500,000 to 3,000,000 gas. Exact usage depends on the contract and on whether new storage is written.
Why does the cost change during the day?
The gas price follows demand for Ethereum block space. Busy hours and market events push it up; quiet hours bring it down.