# GET /v4/reallocations/breakdown

_Merkl API_

**Retrieve Reallocation Breakdown**
<p>Returns aggregated reallocation amounts grouped by recipient and campaign.</p>
<p>Filters only successful reallocation operations (reason = "reallocation").</p>
<p>Use query parameters to filter by chain, recipients, and campaigns.</p>
<p><strong>Authentication:</strong> Requires a valid API key passed via the <code>Authorization</code> header.</p>

### Query parameters

- `chainId` (string | number) _(required)_
- `to` (array)
- `campaignIds` (array)

## Responses

- **200** Response for status 200

## Example request

```bash
curl -X GET "https://api.merkl.xyz//v4/reallocations/breakdown?chainId=<chainId>" \
  -H "x-api-key: YOUR_API_KEY"
```