---
title: "Changes to Create a message"
method: POST
path: "/accounts/{account_id}/messages"
---

# Changes to Create a message

`POST /accounts/{account_id}/messages`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 10 of 63 revisions.

- **2026-09-04** `93f3909cbde3` — 1 info
- **2026-08-19** `33842756c9f9` — 2 info
- **2026-06-30** `dfa41068bb2f` — 2 info
- **2026-06-30** `2dc9f9377d57` — 1 warning
- **2026-04-22** `844ecbfa0d5b` — 1 info
- **2026-02-19** `8e7818aeefab` — 4 warning
- **2026-02-12** `562a74493339` — 1 breaking
- **2026-02-01** `345fdd13af9e` — 1 breaking
- **2026-01-24** `41034d1fa948` — 1 info
- **2026-01-18** `fd3efee5d0c8` — 3 info

## Changes

- **2026-09-04** `93f3909cbde3` — 1 info
  - added the optional property `status` to the response with the `201` status
- **2026-08-19** `33842756c9f9` — 2 info
  - added the new optional request property `oneOf[subschema #1: MessageParamsWithConversation]/conversation/contact/outbound_disabled`
  - added the optional property `conversation/contact/outbound_disabled` to the response with the `201` status
- **2026-06-30** `dfa41068bb2f` — 2 info
  - added the new optional request property `oneOf[subschema #1: MessageParamsWithConversation]/settings`
  - added the new optional request property `oneOf[subschema #2: SimpleMessageParams]/settings`
- **2026-06-30** `2dc9f9377d57` — 1 warning
  - added the new `contact` enum value to the `attachments/items/type` response property for the response status `201`
- **2026-04-22** `844ecbfa0d5b` — 1 info
  - added the required property `conversation/phone_number/name` to the response with the `201` status
- **2026-02-19** `8e7818aeefab` — 4 warning
  - added the new `file` enum value to the `attachments/items/type` response property for the response status `201`
  - added the new `image` enum value to the `attachments/items/type` response property for the response status `201`
  - added the new `link` enum value to the `attachments/items/type` response property for the response status `201`
  - added the new `video` enum value to the `attachments/items/type` response property for the response status `201`
- **2026-02-12** `562a74493339` — 1 breaking
  - the response property `blast_id` became nullable for the status `201`
- **2026-02-01** `345fdd13af9e` — 1 breaking
  - the response property `body` became nullable for the status `201`
- **2026-01-24** `41034d1fa948` — 1 info
  - added the optional property `blast_id` to the response with the `201` status
- **2026-01-18** `fd3efee5d0c8` — 3 info
  - added the new optional request property `oneOf[subschema #1: MessageParamsWithConversation]/metadata`
  - added the new optional request property `oneOf[subschema #2: SimpleMessageParams]/metadata`
  - added the optional property `metadata` to the response with the `201` status

---

[Operation](https://skmtc.dev/surgeapi/apis/surge/docs/accounts/:account_id/messages/post.md) · [API](https://skmtc.dev/surgeapi/apis/surge.md) · [Page](https://skmtc.dev/surgeapi/apis/surge/changes/accounts/:account_id/messages/post)