---
title: "Changes to Get delivery data for a one-time send"
method: GET
path: "/v1/newsletters/{newsletter_id}/messages"
---

# Changes to Get delivery data for a one-time send

`GET /v1/newsletters/{newsletter_id}/messages`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 30 revisions.

- **2026-09-02** `5da2740beeb5`: 1 info

## Changes

- **2026-09-02** `5da2740beeb5`: 1 info
  - added the media type `application/json` for the response with the status `429`

---

[Operation](https://skmtc.dev/customer/apis/customer-io-journeys-api-reference/docs/v1/newsletters/:newsletter_id/messages/get.md) - [API](https://skmtc.dev/customer/apis/customer-io-journeys-api-reference.md) - [Page](https://skmtc.dev/customer/apis/customer-io-journeys-api-reference/changes/v1/newsletters/:newsletter_id/messages/get)