---
title: "Changes to Add attachment"
method: POST
path: "/rest/api/3/issue/{issueIdOrKey}/attachments"
---

# Changes to Add attachment

`POST /rest/api/3/issue/{issueIdOrKey}/attachments`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 36 revisions.

- **2026-04-03** `a4396bcf79c3`: 1 info

## Changes

- **2026-04-03** `a4396bcf79c3`: 1 info
  - added the new optional request property `items/resource/contentAsByteArray`

---

[Operation](https://skmtc.dev/atlassian/apis/the-jira-cloud-platform-rest-api-3/docs/rest/api/3/issue/:issueIdOrKey/attachments/post.md) - [API](https://skmtc.dev/atlassian/apis/the-jira-cloud-platform-rest-api-3.md) - [Page](https://skmtc.dev/atlassian/apis/the-jira-cloud-platform-rest-api-3/changes/rest/api/3/issue/:issueIdOrKey/attachments/post)