eth_getCode - Optimism RPC Method

Returns the bytecode at a given address on Optimism.

Why Optimism? Build on the heart of the Superchain powering 60%+ of Ethereum L2 transactions with $6B+ TVL with OP Stack modularity, Superchain interoperability, 17M+ daily transactions across 33 chains, and 20% of tokens for public goods.

Use Cases

The eth_getCode method is essential for:

• Contract verification - Check if address is a contract
• Security analysis - Verify deployed bytecode matches expected
• DeFi integrations - Validate contracts before interactions
• Protocol analysis - Analyze contract deployments for cross-chain DeFi, Superchain-interoperable dApps, and public goods funding recipients

Code Examples

curl -X POST https://api-optimism-mainnet-archive.n.dwellir.com/YOUR_API_KEY \
  -H "Content-Type: application/json" \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_getCode",
    "params": [
      "0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045",
      "latest"
    ],
    "id": 1
  }'

Related Methods

• eth_getBalance - Get account balance
• eth_getStorageAt - Get contract storage