Your agent's knowledge comes from the data sources you provide.

## Supported Sources [#supported-sources]

| Type      | Formats             | Notes                             |
| --------- | ------------------- | --------------------------------- |
| Documents | PDF, DOCX, TXT, CSV | Up to 50MB per file               |
| Websites  | Any public URL      | Crawls linked pages automatically |
| Text      | Plain text          | Paste directly in the dashboard   |

## Adding Data Sources [#adding-data-sources]

1. Navigate to **Agent Settings > Data Sources**
2. Click **Add Source**
3. Choose your source type and upload or connect
4. Wait for processing to complete

## Re-training [#re-training]

When you update your data sources, click **Retrain** to update your agent's knowledge base. This typically takes 1-5 minutes depending on the amount of data.