> ## Documentation Index
> Fetch the complete documentation index at: https://docs.qu.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# EventFilter

An **EventFilter** allows efficiently filtering logs (also known as events) using bloom filters included within
blocks.

## Extended by

* [`Filter`](/sdk/content/interfaces/Filter)
* [`FilterByBlockHash`](/sdk/content/interfaces/FilterByBlockHash)