Post to Chatter Actions

Post to the feed for a specific record, user, or Chatter group.

Use a Post to Chatter action to post a message at run time to a specified feed. Post to Chatter supports @mentions and topics, but only text posts are supported.

This object is available in API version 32.0 and later.

URI: Get a list of available post to Chatter actions: /services/data/vXX.X/actions/standard/chatterPost

Formats: JSON, XML

HTTP Methods: GET, HEAD, POST

Authentication: Authorization: Bearer token

Input	Type	Description
`communityId`	reference	Optional. Specifies the ID of an Experience Cloud site to post to. Valid only if Digital Experiences is enabled. Required if posting to a user or Chatter group that belongs to an Experience Cloud site. This value is available in API version 35.0 and later.
`subjectNameOrId`	string	Required. Reference to the user, Chatter group, or record whose feed you want to post to. To post to a user’s feed, enter the user’s `ID` or `Username`. To post to a Chatter group, enter the group’s `Name` or `ID`. To post to a record, enter the record’s `ID`.
`text`	string	Required. The text that you want to post. Must be a string of no more than 10,000 characters. To mention a user or group, enter @[`reference`], where `reference` is the ID for the user or group. To add a topic, enter #[`string`], where `string` is the topic to add. For example, the string `Hi @[005000000000001] check this out #[some_topic].` is stored as `Hi @Joe, check this out #some_topic.` where “@Joe” and “#some_topic” are links to the user and topic, respectively.
`type`	picklist	Required only if `subjectNameOrId` is set to a username or a Chatter group name. The type of feed to post to. Use `User`—if `subjectNameOrId` is set to a user’s `Username`. Use `Group`—if `subjectNameOrId` is set to a Chatter group’s `Name`.
`visibility`	picklist	Optional. Valid only if Digital Experiences is enabled. Specifies whether this feed item is available to all users or internal users only: `allUsers` or `internalUsers`. This value is available in API version 35.0 and later.

Output	Type	Description
`feedItemId`	reference	The ID of the new Chatter feed item.