eth_estimateGas - Celo RPC Method
Estimate gas required for transactions on Celo. Essential for optimizing transaction costs for mobile stablecoin payments (MiniPay 10M+ wallets), remittances, humanitarian aid, and local currency stablecoins (cUSD, cNGN, cEUR).
Estimates the gas necessary to execute a transaction on Celo.
Why Celo? Build on the mobile-first L2 powering 500K+ daily active users and $2B+ monthly stablecoin volume with phone number-based addressing, sub-cent fees, 150+ country adoption, Nightfall privacy layer, and Opera browser integration.
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 mobile stablecoin payments (MiniPay 10M+ wallets), remittances, humanitarian aid, and local currency stablecoins (cUSD, cNGN, cEUR)
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 Celo. Essential for verifying transaction execution for mobile stablecoin payments (MiniPay 10M+ wallets), remittances, humanitarian aid, and local currency stablecoins (cUSD, cNGN, cEUR).
eth_gasPrice
Get current gas price on Celo. Essential for transaction cost estimation for mobile stablecoin payments (MiniPay 10M+ wallets), remittances, humanitarian aid, and local currency stablecoins (cUSD, cNGN, cEUR).