eth_getBlockTransactionCountByNumber | Optimism

Optimism API method that retrieves the number of transactions in a block, identified by its number. This method allows for understanding the transaction volume within a specific block without needing to load the entire block's data.


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  • blockNumber — the number of the block for which the transaction count is being queried, encoded as a hexadecimal string.


  • result — the number of transactions in the specified block, encoded as a hexadecimal string. This includes all transactions that were part of the block at the time it was mined.

Use case

The eth_getBlockTransactionCountByNumber method is useful for applications that monitor blockchain activity, such as wallets, block explorers, or analytics platforms. It can help these applications quickly gauge the level of activity within specific blocks or over a range of blocks.

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