Publish Post - Markifact

Publishes a post to a Facebook Page: text, link, photo, video, reel, or a 24 hour story. Supports publishing immediately or scheduling for later (stories cannot be scheduled).


App	Facebook
Operation ID	`facebook_publish_post`
Type	Action
Connection	`facebook` (required)
Credits per run	1
Requires approval	Yes (write operation)

Inputs

Field	Type	Required	Default	Description
`page`	string or SelectItem	Yes	-	Select the Facebook Page to publish to, ask the user for it if not provided
`post_type`	string or SelectableOption	Yes	-	Type of post to publish. Available options: ‘text’ (message only), ‘link’ (message with a link preview), ‘photo’ (1 to 10 images), ‘video’ (regular feed video), ‘reel’ (vertical video), ‘story’ (24 hour story from ONE image or ONE video; no text and no scheduling, video stories are vertical 9:16 and roughly 3 to 60 seconds).
`message`	string	No	-	The post text. Required for text and link posts. For photo posts it becomes the caption, for videos and reels the description.
`link`	string	No	-	URL to share for link posts (e.g. `https://example.com`). Facebook renders a link preview.
`image_urls`	string or array of string	No	-	Image(s) for photo posts: a single URL, a list of URLs, or one string with URLs separated by commas or new lines. 1 to 10 images (photo stories accept exactly one). Accepts direct image URLs or Google Drive share links with sharing set to ‘Anyone with the link’. URLs must be publicly reachable since Facebook downloads them server side.
`video_url`	string	No	-	Video for video, reel, and video story posts. Accepts a direct video URL or a Google Drive share link with sharing set to ‘Anyone with the link’. Must be publicly reachable. Reels must be vertical 9:16, at least 540x960, roughly 3 to 90 seconds; video stories are the same but up to roughly 60 seconds.
`video_title`	string	No	-	Optional title for video posts. Not used for reels.
`publish_mode`	string or SelectableOption	No	`now`	Choose ‘now’ to publish immediately (default) or ‘scheduled’ to schedule for later.
`scheduled_publish_time`	string or integer or number	No	-	When to publish, required when publish_mode is ‘scheduled’. Accepts a unix timestamp in seconds, ‘YYYY-MM-DD HH:MM’ interpreted as UTC, or ISO 8601 with a timezone offset. Must be at least 10 minutes in the future.

SelectItem

Field	Type	Required	Default	Description
`value`	string	Yes	-	The value of the selectable item.
`label`	string	Yes	-	The label of the selectable item, used for display purposes. If not provided, defaults to the value.

SelectableOption

Field	Type	Required	Default	Description
`value`	string	Yes	-
`label`	string	Yes	-

Output

Type: Dict Returns the created post details. Videos and reels are processed by Facebook in the background, so the post can take a few minutes to appear. Fields: post_id, post_url, page_id, page_name, post_type, status Example:

{
  "post_id": "1234567890_9876543210",
  "post_url": "https://www.facebook.com/1234567890_9876543210",
  "page_id": "1234567890",
  "page_name": "My Page",
  "post_type": "photo",
  "status": "published"
}