eth_call - Moonriver RPC Method
Execute smart contract calls without creating transactions on Moonriver. Essential for reading contract state for production-grade dApp testing, early feature deployment, and Kusama-based EVM applications.
Executes a new message call immediately without creating a transaction on Moonriver. Used for reading smart contract state.
Why Moonriver? Build on the Moonbeam canary network on Kusama for real-world testing of EVM dApps with Moonbeam code ships here first, full EVM compatibility on Kusama, 80% fee burn mechanism, and XCM cross-chain messaging.
Use Cases
The eth_call method is essential for:
- Reading contract state - Query view/pure functions
- Simulating transactions - Test execution without gas costs
- DeFi integrations - Check prices, balances, allowances for production-grade dApp testing, early feature deployment, and Kusama-based EVM applications
- Complex queries - Execute multi-step contract logic
Code Examples
Error Handling
| Error Code | Message | Description |
|---|---|---|
| -32000 | Execution reverted | Contract function reverted |
| -32602 | Invalid parameters | Invalid data encoding |
| -32015 | VM execution error | Contract logic error |
Related Methods
eth_estimateGas- Estimate gas for transactioneth_sendRawTransaction- Send actual transaction
eth_sendTransaction
Send a transaction from an unlocked account on Moonriver. Requires the node to hold the sender's private key — intended for development and testing only.
eth_getLogs
Query event logs on Moonriver. Essential for indexing production-grade dApp testing, early feature deployment, and Kusama-based EVM applications on the Moonbeam canary network on Kusama for real-world testing of EVM dApps.