# Jira - Upload attachment action
The Upload attachment action uploads an attachment to an existing issue.
# Input
| Input field | Description |
|---|---|
| Issue ID or key | Enter the ID or key of the issue to upload an attachment to. |
| File content | Enter a file content datapill from the output of a separate action, such as Download attachment. Alternatively, you can enter file contents manually and append a .txt or .csv file extension in the File name field. |
| File name | Enter the file name of the attachment to upload. |
# Output
| Output field | Description |
|---|---|
| Self | The API URL of the uploaded attachment. |
| Filename | The name of the uploaded attachment. |
| Author | Contains information about the original author, including Name and Account ID. |
| Created | The date and time the attachment was created. |
| Size | The size of the attachment in bytes. |
| Mime type | The type and format of the attachment. |
| Content | A link to the attachment. |
| Thumbnails | A link to the attachment's thumbnail. |
| List size | The total number of attachments in the issue. |
| List index | The position of the current attachment in the list. |
Last updated: 3/19/2026, 7:07:27 PM