---
title: "Changes to Register SMS channel"
method: POST
path: "/api/channels/sms"
---

# Changes to Register SMS channel

`POST /api/channels/sms`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 4 of 9 revisions.

- **2026-06-24** `38241778b0c1`: 2 breaking, 2 info
- **2025-11-19** `43eb86d7e2d0`: 1 warning, 1 info
- **2025-08-28** `3304568aaadc`: 1 breaking
- **2022-03-24** `ca569bd1394d`: 1 breaking, 1 info

## Changes

- **2026-06-24** `38241778b0c1`: 2 breaking, 2 info
  - added `#/components/schemas/sms_with_optin, #/components/schemas/sms_without_optin` to the response body `oneOf` list for the response status `200`
  - added `#/components/schemas/sms_with_optin, #/components/schemas/sms_without_optin` to the response body `oneOf` list for the response status `201`
  - removed `subschema #1: New channel with opt-in, subschema #2: New channel without opt-in` from the response body `oneOf` list for the response status `200`
  - removed `subschema #1: New channel with opt-in, subschema #2: New channel without opt-in` from the response body `oneOf` list for the response status `201`
  - …this revision’s changelog is incomplete
- **2025-11-19** `43eb86d7e2d0`: 1 warning, 1 info
  - removed the request property `tags`
  - added the new optional request property `tag_operations`
  - …this revision’s changelog is incomplete
- **2025-08-28** `3304568aaadc`: 1 breaking
  - the `opted_in` request property format changed from no format to `date-time`
  - …this revision’s changelog is incomplete
- **2022-03-24** `ca569bd1394d`: 1 breaking, 1 info
  - added the new required request property `sender/sms_sender`
  - the `sender` request property's minLength was decreased from `1` to `0`

---

[Operation](https://skmtc.dev/airship/apis/airship-api/docs/api/channels/sms/post.md) - [API](https://skmtc.dev/airship/apis/airship-api.md) - [Page](https://skmtc.dev/airship/apis/airship-api/changes/api/channels/sms/post)