eth_chainId - Tempo RPC Method
Get the chain ID for Tempo. Essential for transaction signing and network verification.
Returns the chain ID used for transaction signing on Tempo.
Why Tempo? Build on a payments-first EVM chain with deterministic settlement and stablecoin-native fees with no native gas token, fees denominated in supported USD stablecoins, and full EVM RPC compatibility.
Use Cases
The eth_chainId method is essential for:
- Transaction signing - Ensure transactions are signed for the correct network
- Network verification - Confirm connection to the expected chain
- Multi-chain apps - Handle different networks programmatically
- Wallet integration - Validate network before transactions
Code Examples
Related Methods
net_version- Get network versioneth_syncing- Check sync status
trace_transaction
Get traces for a specific transaction on Tempo. Requires archive node for merchant settlement, treasury operations, payout automation, and stablecoin-native financial applications.
eth_syncing
Check the sync status of your Tempo node. Returns sync progress or false when fully synced — essential for node health monitoring and dApp reliability.