---
title: "Changes to Update a contact"
method: PATCH
path: "/contacts/{contactId}"
---

# Changes to Update a contact

`PATCH /contacts/{contactId}`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 9 revisions.

- **2026-07-28** `54db63e3ad48` — 1 breaking
- **2026-07-28** `8ccfb9a461e2` — 5 breaking, 1 warning, 13 info
- **2026-01-27** `e21feba47bec` — 1 info

## Changes

- **2026-07-28** `54db63e3ad48` — 1 breaking
  - added the new path request parameter `contactId`
- **2026-07-28** `8ccfb9a461e2` — 5 breaking, 1 warning, 13 info
  - request body became required
  - request property `age` list-of-types was narrowed by removing types `integer` from media type `application/json`
  - added 'propertyNames' constraint to the request property `customProperties`
  - removed the media type `application/json` for the response with the status `404`
  - removed the success response with the status `200`
  - deleted the `path` request parameter `contactId`
  - added the new optional request property `tags`
  - request property `birthdate` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `customProperties/additionalProperties/` list-of-types was widened by adding types `number` to media type `application/json`
  - request property `email` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `firstName` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `gender` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `lastName` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `notes` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `occupation` list-of-types was widened by adding types `null` to media type `application/json`
  - request property `phone` list-of-types was widened by adding types `null` to media type `application/json`
  - added the non-success response with the status `400`
  - added the non-success response with the status `401`
  - added the success response with the status `204`
- **2026-01-27** `e21feba47bec` — 1 info
  - added the new optional request property `customProperties`

---

[Operation](https://skmtc.dev/indigohive/apis/cogfy-messenger-public-api/docs/contacts/:contactId/patch.md) · [API](https://skmtc.dev/indigohive/apis/cogfy-messenger-public-api.md) · [Page](https://skmtc.dev/indigohive/apis/cogfy-messenger-public-api/changes/contacts/:contactId/patch)