Client APIClient API ReferenceAnnouncementsCreate AnnouncementCreate Announcement EndpointPOST /rest/api/v1/createannouncementRelease stageGenerally availableAuthorizationAuthorization: Bearer <token>OAuth access token or Glean-issued token · AuthenticationDeprecations8 deprecated fields · earliest removal January 15, 2027isNegatedUse relationType insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15documentsField is deprecatedDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15boardIdAnswer Boards no longer supportedDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15snippetUse 'text' field insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15inviteTimeUse ChannelInviteInfo insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15reminderTimeUse ChannelInviteInfo insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15reactionsUse reacts insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15roleUse permissions insteadDeprecation introduced on 2026-02-05|Will be removed after 2027-01-15 Create a textual announcement visible to some set of users based on department and location. Request Responses200400401429OKInvalid requestNot AuthorizedToo Many Requests