# Filters

```{toctree}
:maxdepth: 2
:caption: Filters

command-filter
text-filter
regex-filter
content-type-filter
chat-type-filter
```

Filters are used to determine whether a handler should process an update:

- [CommandFilter](command-filter.md) - Filters messages by command
- [TextFilter](text-filter.md) - Filters messages by text content
- [RegexFilter](regex-filter.md) - Filters messages by regular expression pattern
- [ContentTypeFilter](content-type-filter.md) - Filters messages by content type
- [ChatTypeFilter](chat-type-filter.md) - Filters messages by chat type