POST
/
efb0a5eccd2caa5135eb54eba6f7f300
debug_traceBlockByNumber
curl --request POST \
  --url https://optimism-mainnet.core.chainstack.com/efb0a5eccd2caa5135eb54eba6f7f300 \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "method": "debug_traceBlockByNumber",
  "id": 1,
  "params": [
    "0x6eee7bc"
  ]
}'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": [
    {}
  ]
}
The debug_traceBlockByNumber RPC method is used to retrieve detailed execution traces for all transactions included in a block, identified by the block’s number. This method is particularly useful for developers and analysts who need to deeply understand transaction execution and state changes within a specific block.
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Request

To use debug_traceBlockByNumber, send a POST request with a JSON RPC call in the body.

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Parameters

  • Block Number (string): The number of the block for which to retrieve the execution traces, in hexadecimal format.

​
Response

The response includes detailed execution traces for all transactions in the specified block.
  • result (array): An array of execution traces for each transaction in the block. Each trace provides comprehensive details about the execution, including calls, state changes, and gas usage.

​
Use case

The debug_traceBlockByNumber method is essential for:
  • Developers debugging complex interactions within a block.
  • Analysts conducting forensic analysis of block transactions.
  • Tools and services that provide insights into the Ethereum Virtual Machine (EVM) execution and state changes.

Body

application/json

Response

200 - application/json

Detailed execution traces for all transactions in the specified block

The response is of type object.