> ## Documentation Index
> Fetch the complete documentation index at: https://docs.blinkops.com/llms.txt
> Use this file to discover all available pages before exploring further.
# Send File
Upload or create a file.
**Note**: If the channel/group is private, the Blink application must be added to the channel to send files to it.
**Note**: Even if the action is `Completed`, it still might not return the correct output but the file will still be uploaded to slack.
External Documentation
To learn more, visit the [Slack documentation](https://api.slack.com/methods/files.getUploadURLExternal).
## Basic Parameters
| Parameter | Description |
| ------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Alt Text | The file's image description for screen-reader. |
| Channel IDs | A comma-separated list of channel IDs where the file will be shared. Can be obtained using the `Get Channels` action. |
| Channel Names | A comma-separated list of channel names where the file will be shared. Can be obtained using the `Get Channels` action. |
| File Content | The raw content of the file to upload. |
| File Content Source | The source of the file's content. |
| File Identifier | The identifier of the file. Can be obtained by using the `Set File Variable` action. |
| File Name | The name of the file to upload. |
| File Title | The title of the uploaded file in slack. |
| File Type | The syntax type of the displayed file's snippet. |
| Message | The message text attached to the file in the specified `channels`. |
| Send To | Choose the message destination from the following options:
\* `Channel By IDs` - Target specific channels using their unique IDs.
\* `Channel By Names` - Target specific channels using their display names.
\* `Direct Message` - Send to a specific user's direct message
\* `Group Chat` - Send to multiple users in a group chat.
*Note:* Using channel IDs is significantly **faster** than channel names and less likely to timeout. |
| User Email | The email address of the recipient to send the file to. |
| User Emails | A comma separated list of email addresses of users to send the file to in a group chat. |
## Advanced Parameters
| Parameter | Description |
| --------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Thread TS | Provide a message's timestamp (ts) value to upload this file as a threaded reply.
**Restrictions**:
\* This parameter cannot be used when sending the file to multiple channels.
\* Using a reply's timestamp is forbidden, only the parent's timestamp is allowed. |
## Example Output
```json theme={"dark"}
{
"ok": true,
"file": {
"id": "F04AUC29XRC",
"created": 1668527744,
"timestamp": 1668527744,
"name": "Example file.txt",
"title": "Example file",
"mimetype": "text/plain",
"filetype": "text",
"pretty_type": "Plain Text",
"user": "U02P2RBCW6R",
"user_team": "T01NVABR4UW",
"editable": true,
"size": 8,
"mode": "snippet",
"is_external": false,
"external_type": "",
"is_public": true,
"public_url_shared": false,
"display_as_bot": false,
"username": "",
"url_private": "https://files.slack.com/files-pri/T01NVABR4UW-F04AUC29XRC/example_file.txt",
"url_private_download": "https://files.slack.com/files-pri/T01NVABR4UW-F04AUC29XRC/download/example_file.txt",
"permalink": "https://blinkopsworkspace.slack.com/files/U02P2RBCW6R/F04AUC29XRC/example_file.txt",
"permalink_public": "https://slack-files.com/T01NVABR4UW-F04AUC29XRC-6f39723b19",
"edit_link": "https://blinkopsworkspace.slack.com/files/U02P2RBCW6R/F04AUC29XRC/example_file.txt/edit",
"preview": "ddsbdgnf",
"preview_highlight": "\n",
"lines": 1,
"lines_more": 0,
"preview_is_truncated": false,
"comments_count": 0,
"is_starred": false,
"shares": {
"public": {
"C03L2S98MM4": [
{
"reply_users": [],
"reply_users_count": 0,
"reply_count": 0,
"ts": "1668527744.922359",
"channel_name": "dummy-channel3",
"team_id": "T01NVABR4UW",
"share_user_id": "U02P2RBCW6R"
}
]
}
},
"channels": [
"C03L2S98MM4"
],
"groups": [],
"ims": [],
"has_rich_preview": false,
"file_access": "visible"
}
}
```
## Workflow Library Example
[Send File with Slack and Send Results Via Email](https://library.blinkops.com/workflows/send-file-with-slack-and-send-results-via-email)
Preview this Workflow on desktop