---
title: "Changes to Add contacts to a manual segment"
method: POST
path: "/segments/{id}/contacts"
---

# Changes to Add contacts to a manual segment

`POST /segments/{id}/contacts`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 7 revisions.

- **2026-09-30** `4dc1e20989c8`: 12 warning
- **2026-09-29** `ef5b22b98333`: 3 breaking, 1 warning, 5 info

## Changes

- **2026-09-30** `4dc1e20989c8`: 12 warning
  - added the new `daily_limit_exceeded` enum value to the `anyOf[#/components/schemas/Error]/code` response property for the response status `403`
  - added the new `daily_limit_exceeded` enum value to the `code` response property for the response status `400`
  - added the new `daily_limit_exceeded` enum value to the `code` response property for the response status `401`
  - added the new `daily_limit_exceeded` enum value to the `code` response property for the response status `404`
  - added the new `monthly_limit_exceeded` enum value to the `anyOf[#/components/schemas/Error]/code` response property for the response status `403`
  - added the new `monthly_limit_exceeded` enum value to the `code` response property for the response status `400`
  - added the new `monthly_limit_exceeded` enum value to the `code` response property for the response status `401`
  - added the new `monthly_limit_exceeded` enum value to the `code` response property for the response status `404`
  - added the new `send_limit_exceeded` enum value to the `anyOf[#/components/schemas/Error]/code` response property for the response status `403`
  - added the new `send_limit_exceeded` enum value to the `code` response property for the response status `400`
  - added the new `send_limit_exceeded` enum value to the `code` response property for the response status `401`
  - added the new `send_limit_exceeded` enum value to the `code` response property for the response status `404`
- **2026-09-29** `ef5b22b98333`: 3 breaking, 1 warning, 5 info
  - added the new path request parameter `id`
  - the `contact_ids` request property's minItems was increased to `1`
  - the `contact_ids/items/` request property's minLength was increased from `0` to `1`
  - removed the optional property `success` from the response with the `200` status
  - added the non-success response with the status `400`
  - added the non-success response with the status `401`
  - added the non-success response with the status `403`
  - added the non-success response with the status `404`
  - added the required property `added` to the response with the `200` status

---

[Operation](https://skmtc.dev/poststack/apis/poststack-api/docs/segments/:id/contacts/post.md) - [API](https://skmtc.dev/poststack/apis/poststack-api.md) - [Page](https://skmtc.dev/poststack/apis/poststack-api/changes/segments/:id/contacts/post)