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Checkmk connector

Back to the connector overview, authentication methods, and actions.
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5 Nov 2026
auth breakingYou can now connect Checkmk using Bearer token sign-in, which is the method Checkmk recommends for scripts and integrations. It uses the same automation user details as before. The existing sign-in option is now called Automation User (Basic).
checkmk_acknowledge_host_problem, checkmk_acknowledge_service_problem, checkmk_activate_changes, checkmk_create_contact_group, checkmk_create_folder, checkmk_create_host, checkmk_create_host_comment, checkmk_create_host_downtime, checkmk_create_host_group, checkmk_create_notification_rule, checkmk_create_rule, checkmk_create_service_comment, checkmk_create_service_downtime, checkmk_create_service_group, checkmk_create_user, checkmk_delete_acknowledgement, checkmk_delete_comments, checkmk_delete_contact_group, checkmk_delete_downtime, checkmk_delete_folder, checkmk_delete_host, checkmk_delete_host_group, checkmk_delete_notification_rule, checkmk_delete_rule, checkmk_delete_service_group, checkmk_delete_user, checkmk_list_all_services, checkmk_list_comments, checkmk_list_contact_groups, checkmk_list_downtimes, checkmk_list_folders, checkmk_list_host_groups, checkmk_list_hosts, checkmk_list_monitored_hosts, checkmk_list_notification_rules, checkmk_list_rules, checkmk_list_rulesets, checkmk_list_running_activations, checkmk_list_service_groups, checkmk_list_services_for_host, checkmk_list_users, checkmk_move_host_to_folder, checkmk_move_rule, checkmk_show_activation_run, checkmk_show_comment, checkmk_show_contact_group, checkmk_show_downtime, checkmk_show_folder, checkmk_show_host, checkmk_show_host_group, checkmk_show_notification_rule, checkmk_show_pending_changes, checkmk_show_rule, checkmk_show_ruleset, checkmk_show_service_group, checkmk_show_user, checkmk_show_version, checkmk_start_service_discovery, checkmk_update_contact_group, checkmk_update_discovery_phase, checkmk_update_folder, checkmk_update_host, checkmk_update_host_group, checkmk_update_notification_rule, checkmk_update_rule, checkmk_update_service_group, checkmk_update_user, checkmk_wait_for_activation
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5 Oct 2026
new-eventsAdded 20 webhook events for host and service state changes, acknowledgements, flapping and downtimes, delivered by a StackOne notification script, plus a webhook setup guide.
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17 Sept 2026
data-syncAdded DataSync support to 11 list actions (hosts, folders, users, groups, downtimes, rulesets, notification rules, and monitored hosts/services) so their collections can be periodically synced.
checkmk_list_all_services, checkmk_list_contact_groups, checkmk_list_downtimes, checkmk_list_folders, checkmk_list_host_groups, checkmk_list_hosts, checkmk_list_monitored_hosts, checkmk_list_notification_rules, checkmk_list_rulesets, checkmk_list_service_groups, checkmk_list_users
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3 Aug 2026
description-fixImproved rule action guidance — documented the host_name condition shape, clarified that numeric rule thresholds must be integers, and noted that rule IDs for moving a rule come from listing rules first.
checkmk_create_rule, checkmk_move_rule, checkmk_update_rule
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29 Jul 2026
bug-fix description-fixFixed comment and downtime by-query 400s (target fields now mutually exclusive per type), removed the crash-prone refresh/tabula_rasa discovery modes, and constrained the notification-rule plugin option to a validated enum.