eth_estimateGas - Base RPC Method
Estimate gas required for transactions on Base. Essential for optimizing transaction costs for consumer dApps, SocialFi, NFT marketplaces, and merchant payment integrations.
Estimates the gas necessary to execute a transaction on Base.
Why Base? Build on Coinbase's L2 with 54% of L2 market revenue and direct access to 110M+ Coinbase users with $8B+ TVL, $0.08 gas fees, built-in Coinbase distribution, and seamless fiat rails.
Use Cases
The eth_estimateGas method is essential for:
- Transaction preparation - Set appropriate gas limits
- Cost estimation - Calculate transaction costs before sending
- Error detection - Identify reverts before spending gas
- DeFi operations - Estimate costs for consumer dApps, SocialFi, NFT marketplaces, and merchant payment integrations
Code Examples
Error Handling
| Error Code | Message | Description |
|---|---|---|
| -32000 | Execution reverted | Transaction would fail |
| -32602 | Invalid params | Invalid transaction parameters |
Tip: If estimation fails, the transaction would likely revert if sent.
Related Methods
eth_gasPrice- Get current gas priceeth_sendRawTransaction- Send transaction
eth_getTransactionReceipt
Get transaction receipt with status and logs on Base. Essential for verifying transaction execution for consumer dApps, SocialFi, NFT marketplaces, and merchant payment integrations.
eth_gasPrice
Get current gas price on Base. Essential for transaction cost estimation for consumer dApps, SocialFi, NFT marketplaces, and merchant payment integrations.