# GET /suppressions (Resend API)
Base URL: https://api.resend.com
Auth: Authorization: Bearer <RESEND_API_KEY>
Last verified: 2026-09-03

> Retrieve a list of suppressions

## Critical Gotchas
* All requests must include a `User-Agent` header (e.g. `User-Agent: my-app/1.0`) or the API returns HTTP 403.
* The `to` field is an array of strings, even when sending to a single recipient.

## cURL
curl -X GET 'https://api.resend.com/suppressions?origin=bounce&limit=10&after=example-after&before=example-before' \
  -H "Authorization: Bearer $RESEND_API_KEY" \
  -H 'User-Agent: my-app/1.0'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| origin | query | string | No | Filter suppressions by origin. |
| limit | query | integer | No | Number of items to return. |
| after | query | string | No | Return items after this cursor. |
| before | query | string | No | Return items before this cursor. |

## Response (200 OK)
{"object":"list","has_more":true}

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