List Slack user groups
List the workspace's user groups (@-groups). Returns each group's id, handle, name, description and member count. Empty on plans without user groups. Requires login.
Input
includeDisabled optionalInclude disabled groups. Default false.
workspaceDomain optionalWorkspace host, e.g. acme.slack.com. Defaults to the active workspace.
Output
groups requiredFAQ
Search Slack messages
Full-text search across the workspace's messages, supporting Slack's modifiers (from:@user, in:#channel, before:/after:date, "exact phrase"). One page per call. Requires login.
List Slack invoices
List Slack billing statements from the workspace's admin billing history. Returns workspace, total and invoices (date, statement, billId, amount, status, description, pdfUrl) — metadata only. Feed a row's pdfUrl (or billId) to slack.com/download_invoice to fetch that statement's PDF. Requires a workspace billing admin; defaults to the primary workspace, or pass workspaceDomain (e.g. acme.slack.com).
Send Slack message
Post a message to a channel or DM, identified by name ('social', '#social'), channel/DM id (C…/D…), or a user (@handle or U…) for a direct message. Pass threadTs to reply inside a thread (with broadcast to also send it to the channel). Returns the new message ts, channel id and permalink. Requires login.
