---
title: "Changes to Send a broadcast"
method: POST
path: "/api/v1/broadcasts/"
---

# Changes to Send a broadcast

`POST /api/v1/broadcasts/`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 34 revisions.

- **2026-10-27** `0eeae21e89fe`: 1 warning, 1 info
- **2026-10-26** `498c9e20b1ce`: 1 warning, 1 info
- **2026-10-23** `0a2c3f2c92ef`: 2 warning, 4 info
- **2026-10-19** `d8ab5baad529`: 1 info

## Changes

- **2026-10-27** `0eeae21e89fe`: 1 warning, 1 info
  - added the new `MESSAGES` enum value to the `audience_source` response property for the response status `201`
  - added the new `MESSAGES` enum value to the request property `audience_source`
- **2026-10-26** `498c9e20b1ce`: 1 warning, 1 info
  - added the new `TYPED_IDS` enum value to the `audience_source` response property for the response status `201`
  - added the new `TYPED_IDS` enum value to the request property `audience_source`
- **2026-10-23** `0a2c3f2c92ef`: 2 warning, 4 info
  - added the new `PARTICIPANT_GROUP` enum value to the `audience_source` response property for the response status `201`
  - added the new `submissions` enum value to the `audience_source` response property for the response status `201`
  - added the new optional request property `participant_group_id`
  - the request property `audience_source` became optional
  - the request property `recipient_ids` became optional
  - added the required property `participant_group` to the response with the `201` status
- **2026-10-19** `d8ab5baad529`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/prolific/apis/api-reference/docs/api/v1/broadcasts/post.md) - [API](https://skmtc.dev/prolific/apis/api-reference.md) - [Page](https://skmtc.dev/prolific/apis/api-reference/changes/api/v1/broadcasts/post)