Docs

eth_call - Moonbeam RPC Method

Execute smart contract calls without creating transactions on Moonbeam. Essential for reading contract state for cross-chain DeFi, multi-chain dApps, and Ethereum-to-Polkadot bridging via XCM, Axelar, LayerZero, and Wormhole.

Executes a new message call immediately without creating a transaction on Moonbeam. Used for reading smart contract state.

Why Moonbeam? Build on the cross-chain connected EVM platform on Polkadot with $65M+ TVL and 100+ projects with full EVM compatibility on Polkadot, native XCM cross-chain messaging, 10K+ TPS, 24% staking APR, and $0.015 transaction costs.

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 cross-chain DeFi, multi-chain dApps, and Ethereum-to-Polkadot bridging via XCM, Axelar, LayerZero, and Wormhole
  • Complex queries - Execute multi-step contract logic

Code Examples

Error Handling

Error CodeMessageDescription
-32000Execution revertedContract function reverted
-32602Invalid parametersInvalid data encoding
-32015VM execution errorContract logic error