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

# Filter handling | Polygon

> Polygon filter JSON-RPC methods — create event and block filters, poll for changes, retrieve filter logs, and manage on-chain event subscriptions.

Handling filters can be done by using the following methods:

<CardGroup>
  <Card title="eth_getFilterChanges | Polygon" href="/reference/getfilterchanges" icon="angle-right" iconType="solid" horizontal />

  <Card title="eth_uninstallFilter | Polygon" href="/reference/uninstallfilter" icon="angle-right" iconType="solid" horizontal />
</CardGroup>