Outlook MCP
for AI agents

• accept_event write

  Accept calendar event invite

  Accepts or tentatively accepts a calendar meeting invite on behalf of a user. Use this action when a user has received a meeting invitation and wants to indicate their attendance status (either confirmed or tentative). The organizer will receive a notification of the acceptance unless send_response is set to false.

• add_event_attachment write

  Add event attachment

  Adds an attachment to a specific Outlook calendar event. Use when you need to attach a file or nested item to an existing event.

• add_mail_attachment write

  Add mail attachment

  Tool to add an attachment to an email message. Use when you have a message ID and need to attach a small (<3 MB) file or reference.

• batch_move_messages write

  Batch move messages

  Batch-move up to 20 Outlook messages to a destination folder in a single Microsoft Graph $batch call. Use when moving multiple messages to avoid per-message move API calls.

• batch_update_messages write

  Batch update messages

  Batch-update up to 20 Outlook messages per call using Microsoft Graph JSON batching. Use when marking multiple messages read/unread or updating other properties to avoid per-message PATCH calls.

• calendar_create_event write

  Create Calendar Event

  Creates a new Outlook calendar event, ensuring `start_datetime` is chronologically before `end_datetime`.

• cancel_calendar_event write

  Cancel user's calendar event

  Tool to cancel an event in a specific calendar for a specified user and send cancellation notifications to all attendees. Use when you need to cancel a meeting or event in a specific calendar on behalf of a user.

• cancel_calendar_group_calendar_event write

  Cancel user calendar group event

  Tool to cancel an event in a user's calendar within a calendar group and send cancellation notifications to all attendees. Use when canceling a meeting or event for a specific user in a calendar that belongs to a calendar group.

• cancel_event write

  Cancel user calendar event

  Tool to cancel a calendar event for a specified user and send cancellation notifications to all attendees. Use when you need to cancel a meeting or event on behalf of a specific user.

• copy_mail_folder write

  Copy user's mail folder

  Tool to copy a user's mail folder and its contents to another folder. Use when you need to duplicate a folder structure for a specific user's mailbox.

• copy_me_mail_folder write

  Copy child mail folder

  Tool to copy a child mail folder to a destination folder. Use when you need to duplicate a folder structure.

• copy_message write

  Copy message to folder

  Tool to copy an email message to another folder within the user's mailbox. Use when duplicating messages to multiple folders for organization.

• copy_message_from_child_folder write

  Copy message from child folder

  Tool to copy an email message from a child folder (nested folder) to another folder within the user's mailbox. Use when duplicating messages from nested folder structures.

• copy_message_from_mail_folder write

  Copy user message from folder

  Tool to copy a message from a specific user's mail folder to another folder. Use when you need to duplicate a message from a known source folder to a destination folder for a specific user.

• create_attachment_upload_session write

  Create attachment upload session

  Tool to create an upload session for large (>3 MB) message attachments. Use when you need to upload attachments in chunks.

• create_attachment_upload_session_in_child_folder write

  Create attachment upload session in child folder

  Tool to create an upload session for large (>3 MB) message attachments in child mail folders. Use when you need to upload attachments to messages in nested folder structures.

• create_calendar write

  Create calendar

  Tool to create a new calendar in the signed-in user's mailbox. Use when organizing events into a separate calendar.

• create_calendar_event_attachment write

  Create calendar event attachment

  Tool to create a new attachment for an event in a specific calendar. Use when you need to attach a file or item to an event within a particular calendar.

• create_calendar_event_attachment_upload_session write

  Create calendar event attachment upload session

  Tool to create an upload session for large calendar event attachments in a specific calendar. Use when attaching files larger than 3 MB to Outlook calendar events in a specific calendar.

• create_calendar_event_in_calendar write

  Create event in specific calendar

  Tool to create a new event in a specific calendar for a user. Use when you need to create events in a specific calendar (e.g., shared or secondary calendars).

• create_calendar_group write

  Create calendar group

  Tool to create a new calendar group for a user. Use when needing to organize calendars into groups.

• create_calendar_group_calendar_event_attachment write

  Create user calendar group event attachment

  Tool to create a new attachment for an event in a calendar within a calendar group for a specific user. Use when you need to attach a file or item to an event in a user's calendar group.

• create_calendar_group_calendar_event_extension write

  Create event extension

  Tool to create a new open extension on a calendar event within a specific calendar group and calendar. Use when you need to store custom data with an event.

• create_calendar_permission write

  Create Calendar Permission

  Tool to create a calendar permission for a specific calendar in a calendar group. Use when granting access to a calendar for another user.

• create_cal_group_event_attach_upload write

  Create calendar group event attachment upload session

  Tool to create an upload session for large calendar group event attachments. Use when attaching files larger than 3 MB to events in calendar groups.

• create_contact write

  Create contact

  Creates a new contact in a Microsoft Outlook user's contacts folder.

• create_contact_folder write

  Create contact folder

  Tool to create a new contact folder in the user's mailbox. Use when needing to organize contacts into custom folders.

• create_contact_folder_child_folder write

  Create user contact folder child folder

  Tool to create a child contact folder within a parent contact folder for a specific user. Use when you need to organize contacts into nested folder hierarchies for a given user.

• create_draft write

  Create email draft

  Creates a new Outlook email draft with subject, body, recipients, and an optional attachment. This action creates a standalone draft for new conversations. To create a draft reply to an existing conversation/message, use the OUTLOOK_CREATE_DRAFT_REPLY action instead.

• create_draft_reply write

  Create a draft reply

  Creates a draft reply in the specified user's Outlook mailbox to an existing message (identified by a valid `message_id`), optionally including a `comment` and CC/BCC recipients.

• create_email_rule write

  Create Email Rule

  Create email rule filter with conditions and actions

• create_event_attachment write

  Create user calendar event attachment

  Tool to create a new attachment for a user's calendar event. Use when you need to attach a file or item to an existing event in a specific user's calendar.

• create_event_attachment_upload_session write

  Create event attachment upload session

  Tool to create an upload session for large calendar event attachments. Use when attaching files larger than 3 MB to Outlook calendar events.

• create_forward_draft write

  Create user mail folder message forward draft

  Tool to create a forward draft of an Outlook message for a specific user. Use when you need to prepare a forward email that can be edited before sending. The draft is created in the Drafts folder with the FW: prefix in the subject line.

• create_mail_folder write

  Create mail folder

  Tool to create a new mail folder. Use when you need to organize email into a new folder.

• create_mail_folder_message write

  Create message in mail folder

  Tool to create a new message in a specific mail folder. Use when you need to create a draft message in a particular folder (e.g., drafts, custom folders).

• create_mail_folder_message_attachment write

  Create mail folder message attachment

  Tool to add an attachment to a message in a specific mail folder. Use when you need to attach a file to a message located in a particular mail folder.

• create_mail_folder_message_attachment_upload_session write

  Create mail folder message attachment upload session

  Tool to create an upload session for large (>3 MB) message attachments in a specific mail folder. Use when you need to upload attachments in chunks to a message located in a mail folder.

• create_mail_folder_message_rule write

  Create User Mail Folder Message Rule

  Tool to create a message rule in a user's mail folder. Use when automating message processing with filters and actions.

• create_me_calendar_event_extension write

  Create user calendar event extension

  Tool to create a new open extension on a calendar event for a specific user. Use when you need to store custom data with an event.

• create_me_calendar_permission write

  Create user calendar permission

  Tool to create a new calendar permission for a specific user's calendar. Use when you need to share another user's calendar with someone or grant access with specific permission levels.

• create_me_child_folder_message write

  Create message in user's child folder

  Tool to create a new draft message in a child folder within a user's mail folder. Use when creating messages in nested folder structures for a specific user's mailbox.

• create_me_contact_folders_contacts write

  Create user contact in folder

  Tool to create a new contact in a specific user's contact folder. Use when you need to add a contact to a particular folder for a specified user.

• create_me_contact_folders_contacts_extensions write

  Create user contact extension

  Tool to create a new open extension on a contact within a user's contact folder. Use when you need to store custom data with a contact.

• create_me_contact_folders_extensions write

  Create contact extension

  Tool to create a new open extension on a contact within a child folder. Use when you need to store custom data with a contact.

• create_me_contact_in_child_folder write

  Create contact in child folder

  Tool to create a new contact in a child folder within a contact folder. Use when you need to add a contact to a specific nested folder structure.

• create_me_event write

  Create calendar event for user

  Tool to create a new calendar event for a specific user. Use when you need to create events in a user's calendar.

• create_me_event_attachment_upload_session write

  Create me event attachment upload session

  Tool to create an upload session for large event attachments. Use when attaching files larger than 3 MB to the authenticated user's Outlook events.

• create_me_forward_draft write

  Create forward draft

  Tool to create a draft forward of an existing message. Use when you need to prepare a forward that can be edited before sending. The draft can be updated with recipients and additional content before being sent.

• create_me_inference_classification_override write

  Create user Focused Inbox override

  Tool to create a Focused Inbox override for a sender identified by SMTP address for a specific user. Use when you need to configure messages from a specific sender to always be classified as focused or other for a particular user.

• create_me_message_reply_all_draft write

  Create reply-all draft for user message

  Tool to create a draft reply-all to a user's message. Use when you need to create a draft reply to the sender and all recipients of an email message in a user's mailbox.

• create_me_reply_all_draft write

  Create reply-all draft for child folder message

  Tool to create a draft reply-all to a message in a child folder. Use when you need to create a draft reply to the sender and all recipients of a message located in a subfolder within a mail folder.

• create_message_attachment write

  Create message attachment

  Tool to create an attachment for a message. Use when you need to attach a file or item to an existing message. Supports file attachments, item attachments, and reference attachments.

• create_reply_all_draft write

  Create reply-all draft in folder

  Tool to create a reply-all draft for a message in a mail folder. Use when you need to create a draft reply to all recipients of an email.

• create_task write

  Create To Do task

  Tool to create a new task in Microsoft To Do within a specified task list. Use when adding tasks with title, due dates, reminders, importance levels, descriptions, categories, and linked resources.

• create_user_calendar_event_attachment write

  Create user calendar event attachment

  Tool to create a new attachment for an event in a specific user's calendar. Use when you need to attach a file or item to an event within a particular user's calendar.

• create_user_calendar_group_calendar write

  Create calendar in user's calendar group

  Tool to create a new calendar in a calendar group for a specific user. Use when organizing events into a separate calendar within a specific calendar group for a user.

• create_user_calendar_group_event write

  Create user calendar group event

  Tool to create a new calendar event in a specific user's calendar within a calendar group. Use when creating events for a particular user in a calendar that belongs to a calendar group.

• create_user_contacts_extensions write

  Create user contact extension

  Tool to create a new open extension on a specific user's contact. Use when you need to store custom data with a contact for a specific user.

• create_user_event_calendar_permission write

  Create calendar permission via event

  Tool to create a calendar permission via an event's calendar. Use when granting calendar access through an event by specifying the event ID and user email address.

• create_user_mail_child_folder_msg_ext write

  Create user message extension

  Tool to create a new open extension on a message in a child mail folder for any user. Use when you need to store custom data with a message in a nested folder structure.

• create_user_mail_folder_message_extension write

  Create user mail folder message extension

  Tool to create a new open extension on a message in a user's mail folder. Use when you need to store custom data with a specific message in a user's mailbox.

• create_user_mail_folder_message_reply_draft write

  Create reply draft for user mail folder message

  Tool to create a reply draft for a message in a user's mail folder. Use when you need to prepare a reply without sending it immediately. The draft is created in the Drafts folder and includes the RE: prefix in the subject line.

• create_user_mail_folders_child_folders write

  Create user mail folders child folders

  Tool to create a new child folder under a specified mail folder for a user. Use when organizing email into nested folder hierarchies within a specific user's mailbox.

• create_user_master_category write

  Create user master category

  Tool to create a new category in a user's master category list. Use when you need to add a category to organize email and calendar items for a specific user.

• create_user_message write

  Create user message

  Tool to create a new draft message in a user's mailbox. Use when creating draft messages for a specific user or the authenticated user.

• create_user_message_attachment write

  Create user message attachment

  Tool to create an attachment on a message in a user's mail folder. Use when you need to attach a file or item to an existing message in a specific user's mailbox.

• decline_event write

  Decline calendar event

  Tool to decline an invitation to a calendar event. Use when the user wants to decline a meeting or event invitation. The API returns 202 Accepted with no content on success.

• delete_calendar write

  Delete calendar

  Tool to delete a calendar other than the default calendar from a user's mailbox. Use when removing calendars that are no longer needed.

• delete_calendar_event write

  Delete calendar event

  Tool to delete a calendar event from a user's Outlook calendar. Use when removing events that are no longer needed or were created in error.

• delete_calendar_event_attachment write

  Delete user calendar event attachment

  Tool to delete an attachment from an event in a specific user's calendar. Use when you need to remove a file or item attachment from an event in a calendar.

• delete_calendar_event_from_specific_calendar write

  Delete event from specific calendar

  Tool to delete an event from a specific calendar in Outlook. Use when removing events from secondary or shared calendars by providing both calendar ID and event ID.

• delete_calendar_from_group write

  Delete user calendar group calendar

  Tool to delete a calendar from a specific user's calendar group in Microsoft Outlook. Use when removing a calendar that belongs to a user's calendar group.

• delete_calendar_group write

  Delete calendar group

  Tool to delete a calendar group other than the default calendar group. Use when removing unused calendar groups from the mailbox.

• delete_calendar_group_calendar_event write

  Delete user calendar group calendar event

  Tool to delete a calendar event from a specific user's calendar within a calendar group. Use when removing events from calendars organized under calendar groups for a specific user.

• delete_calendar_group_event_attachment write

  Delete calendar group event attachment

  Tool to delete an attachment from an event in a calendar within a calendar group. Use when you need to remove a file or item attachment from an event in a specific calendar group.

• delete_calendar_group_event_permanently write

  Permanently Delete Calendar Group Event

  Tool to permanently delete a calendar event from a calendar within a calendar group. Use when you need to ensure an event cannot be restored from deleted items.

• delete_calendar_permanently write

  Permanently Delete Calendar

  Permanently deletes a calendar from a user's mailbox. Unlike standard DELETE, this action makes the calendar permanently unrecoverable. Use when you need to ensure a calendar cannot be restored from deleted items.

• delete_calendar_permission write

  Delete User Calendar Group Calendar Permission

  Tool to delete a calendar permission from a user's calendar within a calendar group. Use when revoking calendar sharing access for specific users.

• delete_child_contact_folder_permanently write

  Permanently Delete Child Contact Folder

  Permanently deletes a child contact folder. Unlike standard DELETE, this action makes the folder permanently unrecoverable. Use when you need to ensure a child contact folder cannot be restored from deleted items.

• delete_child_folder_message write

  Delete Child Folder Message

  Tool to delete a message from a child mail folder in Outlook. Use when removing messages from nested folder structures or cleaning up messages in subfolders.

• delete_contact write

  Delete Contact

  Permanently deletes an existing contact, using its `contact_id` (obtainable via 'List User Contacts' or 'Get Contact'), from the Outlook contacts of the user specified by `user_id`.

• delete_contact_folder write

  Delete contact folder

  Tool to delete a contact folder from the user's mailbox. Use when you need to remove an existing contact folder.

• delete_contact_folder_child_folder write

  Delete user contact folder child folder

  Tool to delete a child contact folder from a parent contact folder for a specific user. Use when removing nested contact folders from a user's mailbox.

• delete_contact_folder_contact write

  Delete Contact from Folder

  Tool to permanently delete a contact from a specific contact folder. Use when removing contacts from organized folders in Outlook.

• delete_contact_folder_permanently write

  Permanently Delete Contact Folder

  Permanently deletes a contact folder. Unlike standard DELETE, this action makes the folder permanently unrecoverable. Use when you need to ensure a contact folder cannot be restored from deleted items.

• delete_contact_from_child_folder_permanently write

  Permanently Delete User Contact from Child Folder

  Tool to permanently delete a contact from a child folder for a specific user. Use when you need to ensure a contact cannot be restored from deleted items.

• delete_contact_from_folder_permanently write

  Permanently Delete Contact from Folder

  Permanently deletes a contact from a specific contact folder. Unlike standard DELETE, this action makes the contact permanently unrecoverable. Use when you need to ensure a contact in a folder cannot be restored from deleted items.

• delete_contact_permanently write

  Permanently Delete Contact

  Permanently deletes a contact. Unlike standard DELETE, this action makes the contact permanently unrecoverable. Use when you need to ensure a contact cannot be restored from deleted items.

• delete_contacts_extensions write

  Delete contact extension

  Tool to delete a navigation property extension from a contact within a child folder. Use when removing custom extension data from a contact.

• delete_email_rule write

  Delete Email Rule

  Delete an email rule permanently; deletion is irreversible. Confirm rule details with the user before executing. Removing a rule may alter the firing order and stop-processing behavior of remaining rules.

• delete_event_attachment write

  Delete event attachment

  Tool to delete an attachment from an Outlook calendar event. Use when you need to remove a file or item attachment from an existing event.

• delete_event_extension write

  Delete event extension

  Tool to delete an open extension from a calendar event in a calendar group. Use when removing custom extension data that is no longer needed.

• delete_event_permanently write

  Permanently Delete Event

  Permanently deletes a calendar event. Unlike standard DELETE, this action makes the event permanently unrecoverable. Use when you need to ensure an event cannot be restored from deleted items.

• delete_mail_folder write

  Delete mail folder

  Delete a mail folder from the user's mailbox. Use when you need to remove an existing mail folder.

• delete_mail_folder_message write

  Delete Mail Folder Message

  Tool to delete a message from a specific mail folder in Outlook. Use when removing messages from a particular folder or cleaning up folder contents.

• delete_master_category write

  Delete master category

  Tool to delete a category from the user's master category list. Use when removing unused or obsolete categories from the mailbox.

• delete_me_calendar_permission write

  Delete User Calendars Calendar Permission

  Tool to delete a calendar permission from a specific user's calendar. Use when revoking access to a shared calendar.

• delete_me_contact_extension write

  Delete contact extension

  Tool to delete an open extension from a contact. Use when removing custom data extensions that are no longer needed.

• delete_me_contact_folder_contact_extension write

  Delete user contact folder contact extension

  Tool to delete an extension from a contact in a user's contact folder. Use when removing custom extension data from a contact.

• delete_me_event_extension write

  Delete user event extension

  Tool to delete an open extension from a user's calendar event. Use when removing custom extension data that is no longer needed.

• delete_me_events_attachments write

  Delete user event attachment

  Tool to delete an attachment from a user's Outlook event. Use when you need to remove a file or item attachment from an existing event.

• delete_me_inference_classification_override write

  Delete inference classification override

  Tool to delete an inference classification override for a specific sender. Use when removing custom Focused Inbox rules that were previously set.

• delete_me_mail_folder_child_folder write

  Delete mail folder child folder

  Tool to delete a child mail folder from a parent mail folder. Use when removing nested mail folders from a user's mailbox.

• delete_me_mail_folder_child_folder_permanently write

  Permanently Delete Child Mail Folder

  Permanently deletes a child mail folder from a parent mail folder. Unlike standard DELETE, this action makes the folder permanently unrecoverable. Use when you need to ensure a child folder cannot be restored from deleted items.

• delete_me_mail_folder_message_rule write

  Delete mail folder message rule

  Tool to delete a message rule from a specific mail folder. Use when you need to remove an email automation rule from a folder.

• delete_me_mail_folders_child_folders_messages_extens write

  Delete user message extension

  Delete user message extension

• delete_me_mail_folders_messages_extensions write

  Delete message extension

  Tool to delete a navigation property extension from a message within a mail folder. Use when removing custom extension data from a message.

• delete_me_messages_attachments write

  Delete Message Attachment

  Tool to delete an attachment from a message. Use when removing file or item attachments from messages in Outlook.

• delete_message write

  Delete Message

  Tool to permanently delete an Outlook email message by its message_id. Use when removing unwanted messages, cleaning up drafts, or performing mailbox maintenance.

• delete_message_attachment write

  Delete Message Attachment

  Tool to delete an attachment from a message in a nested mail folder structure. Use when removing attachments from messages located in child folders within mail folders.

• delete_message_extension write

  Delete message extension

  Tool to delete an open extension from an Outlook message. Use when removing custom extension data that is no longer needed from a message.

• delete_primary_calendar_permission write

  Delete User Calendar Permission

  Tool to delete a calendar permission from a specific user's calendar. Use when revoking calendar sharing access for a particular user.

• delete_todo_task write

  Delete To Do task

  Tool to permanently delete a task from a Microsoft To Do task list. Use when removing a task that is no longer needed. This action cannot be undone.

• delete_user_calendar_event_permanently write

  Permanently Delete User Calendar Event

  Tool to permanently delete a calendar event from a specific user's calendar. Use when you need to ensure an event cannot be restored from deleted items.

• delete_user_child_folder_contact write

  Delete Contact from User's Child Folder

  Tool to delete a contact from a child folder in a user's contact folder. Use when you need to remove a contact from a specific child folder within a contact folder.

• delete_user_child_folder_message_permanently write

  Delete User Child Folder Message Permanently

  Tool to permanently delete a message from a user's child mail folder in Outlook. Unlike standard DELETE, this action makes the message unrecoverable by moving it to the Purges folder in the dumpster. Use when you need to ensure a message in a nested folder cannot be restored from deleted items.

• delete_user_event_permanently write

  Permanently Delete User Event

  Tool to permanently delete a calendar event for a specified user. Use when you need to ensure an event cannot be restored from deleted items.

• delete_user_mail_folder_permanently write

  Permanently Delete User Mail Folder

  Permanently deletes a mail folder for a specific user. Unlike standard DELETE, this action makes the folder permanently unrecoverable. Use when you need to ensure a user's folder cannot be restored from deleted items.

• dismiss_calendar_event_reminder write

  Dismiss user calendar event reminder

  Tool to dismiss a reminder for a specific event in a user's calendar. Use when you need to turn off or remove a reminder alert for an event in a specific user's calendar.

• dismiss_event_reminder write

  Dismiss event reminder

  Tool to dismiss a reminder for a specific calendar event. Use when you need to turn off or remove a reminder alert for an event.

• dismiss_event_reminder_from_group write

  Dismiss user calendar group event reminder

  Tool to dismiss a reminder for an event in a user's calendar within a calendar group. Use when you need to turn off a reminder for an event in a specific user's calendar group.

• dismiss_user_event_reminder write

  Dismiss user event reminder

  Tool to dismiss a reminder for a specific user's calendar event. Use when you need to turn off or remove a reminder alert for an event in a user's calendar.

• download_outlook_attachment read

  Download Outlook attachment

  Downloads a specific file attachment from an email message in a Microsoft Outlook mailbox; the attachment must contain 'contentBytes' (binary data) and not be a link or embedded item. High-volume parallel calls may trigger HTTP 429 responses; honor the Retry-After header and use exponential backoff.

• find_meeting_times read

  Find Meeting Times

  Suggests meeting times based on organizer and attendee availability, time constraints, and duration requirements. Use when you need to find optimal meeting slots across multiple participants' schedules.

• forward_message write

  Forward message

  Tool to forward a message. Use when you need to send an existing email to new recipients.

• forward_user_calendar_event write

  Forward user calendar event

  Tool to forward a calendar event from a specific user's calendar to new recipients. Use when you need to share an event from a particular calendar with additional people.

• get_calendar_event read

  Get event from calendar

  Tool to retrieve a specific event from a specified calendar. Use when you need to get details of an event that belongs to a specific calendar in the user's mailbox.

• get_calendar_event_attachment read

  Get calendar event attachment

  Tool to retrieve a specific attachment from an event within a calendar. Use when you need to access attachment content from a calendar event.

• get_calendar_from_event read

  Get calendar from event

  Tool to retrieve the parent calendar that contains a specific event. Use when you need to get calendar details for a specific event in a calendar.

• get_calendar_from_group read

  Get calendar from calendar group

  Tool to retrieve a specific calendar from a calendar group in Microsoft Outlook. Use when you need to get details of a calendar that belongs to a specific calendar group.

• get_calendar_group read

  Get calendar group

  Tool to retrieve the properties and relationships of a calendar group object. Use when you need to get details of a specific calendar group by its ID.

• get_calendar_group_calendar_event_extension read

  Get event extension

  Tool to retrieve an open extension from a calendar event within a specific calendar group and calendar. Use when you need to access custom data stored with an event.

• get_calendar_group_schedule read

  Get User Calendar Group Schedule

  Tool to retrieve free/busy schedule information for a specific user's calendar within a calendar group. Use when you need availability data from a particular user's calendar that belongs to a calendar group.

• get_calendar_permission read

  Get user calendar permission

  Tool to retrieve a specific calendar permission for a user's calendar. Use when you need to check who has access to a specific user's calendar and their permission level.

• get_calendar_permission_from_calendar read

  Get user calendar permission

  Tool to retrieve a specific calendar permission from a user's calendar. Use when you need to check who has access to a specific user's calendar and their permission level.

• get_calendar_schedule read

  Get Calendar Schedule

  Tool to get free/busy schedule information for users, distribution lists, or resources. Use when you need to check availability for specific people or resources during a time period.

• get_calendar_view read

  Get Calendar View

  Get events ACTIVE during a time window (includes multi-day events). Use for "what's on my calendar today/this week" or availability checks. Returns events overlapping the time range. For keyword search or filters by category, use OUTLOOK_LIST_EVENTS instead.

• get_child_folder_message read

  Get child folder message

  Tool to retrieve a specific email message from a child mail folder. Use when you need to access a message in a nested folder hierarchy.

• get_child_folder_message_content read

  Get child folder message MIME content

  Tool to get the MIME content of a message from a child mail folder. Use when you need to download the raw MIME format of an email message for analysis or archival.

• get_child_mail_folder read

  Get child mail folder

  Tool to retrieve a specific child mail folder from a parent mail folder. Use when you need details about a specific subfolder within a folder hierarchy.

• get_contact_extension read

  Get contact extension

  Tool to retrieve an open extension from a contact in Microsoft Graph. Use when you need to access custom data stored with a contact.

• get_contact_folder read

  Get contact folder

  Tool to retrieve a specific contact folder by ID. Use when you need details about a particular contact folder in the user's mailbox.

• get_contact_folders read

  List user contact folders

  Tool to retrieve contact folders from a specific user's mailbox. Use when you need to list or browse contact folders for a given user.

• get_contact_from_folder read

  Get contact from folder

  Tool to retrieve a specific contact from a contact folder by its ID. Use when you need to access contact details from a specific folder rather than the default contacts location.

• get_drafts_mail_folder read

  Get drafts mail folder

  Tool to get the drafts mail folder. Use when you need to retrieve details about the drafts folder such as item counts and folder ID.

• get_event read

  Get calendar event

  Retrieves the full details of a specific calendar event by its ID from a user's Outlook calendar, provided the event exists.

• get_event_attachment read

  Get event attachment

  Tool to retrieve a specific attachment from an Outlook calendar event by attachment ID. Use when you need to download or access the content of a particular event attachment.

• get_event_calendar_from_group read

  Get event calendar from calendar group

  Tool to retrieve the calendar that contains a specific event within a calendar group. Use when you need to get calendar details for an event in a calendar group.

• get_inference_classification read

  Get inference classification

  Tool to get inference classification settings for the authenticated user. Use when you need to retrieve the Focused Inbox configuration and sender-specific overrides that determine message classification.

• get_mailbox_settings read

  Get mailbox settings

  Tool to retrieve mailbox settings. Use when you need to view settings such as automatic replies, time zone, and working hours for the signed-in or specified user.

• get_mail_delta read

  Get mail delta

  Retrieve incremental changes (delta) of messages in a mailbox. FIRST RUN: Returns ALL messages in folder (use top=50 to limit). Response has @odata.deltaLink. SUBSEQUENT: Pass stored deltaLink to get only NEW/UPDATED/DELETED messages since last sync. Properties available: id, subject, from, receivedDateTime, isRead, etc. NOT available: internetMessageHeaders, full body, attachment content (response size limits).

• get_mail_folder read

  Get mail folder

  Tool to retrieve a mail folder by ID or well-known name. Use when you need to get details about a specific folder such as item counts, size, and folder properties.

• get_mail_folder_message read

  Get mail folder message

  Tool to retrieve a specific message from a mail folder by its ID. Use when you need to fetch full message details including subject, body, sender, recipients, timestamps, and other metadata from a specific mail folder.

• get_mail_folder_message_rule read

  Get user mail folder message rule

  Tool to retrieve a specific message rule from a user's mail folder. Use when you need details about an email rule in a particular user's folder.

• get_mail_tips read

  Get mail tips

  Tool to retrieve mail tips such as automatic replies and mailbox full status. Use when you need to check recipient status before sending mail.

• get_master_categories read

  Get master categories

  Tool to retrieve the user's master category list. Use when you need to get all categories defined for the user.

• get_master_category read

  Get master category

  Tool to retrieve properties of a specific category from the user's master category list. Use when you need details about a specific category.

• get_me_calendar read

  Get user's default calendar

  Tool to get the properties and relationships of the signed-in user's default calendar. Use when you need to retrieve calendar details for the authenticated user.

• get_me_contact_folders_child_folder read

  Get user child contact folder

  Tool to retrieve a specific child contact folder for a user by ID. Use when you need details of a child folder nested within a parent contact folder for a specific user.

• get_me_contact_from_child_folder read

  Get contact from child folder

  Tool to retrieve a specific contact from a nested child folder within a contact folder. Use when you need contact details from a child folder.

• get_me_contact_photo read

  Get contact photo

  Tool to get the binary media content of a contact's profile photo. Use when you need to download or retrieve a contact's picture.

• get_me_contacts read

  Get contact

  Retrieves a specific Outlook contact by its `contact_id` from the contacts of a specified `user_id` (defaults to 'me' for the authenticated user).

• get_me_contacts_extensions read

  Get user contact extension

  Tool to retrieve a specific open extension from a user's contact. Use when you need to access custom data stored with a contact.

• get_me_event_attachment read

  Get user event attachment

  Tool to retrieve a specific attachment from a user's calendar event. Use when you need to access attachment details including content from a specific user's event.

• get_me_event_calendar read

  Get event calendar

  Tool to retrieve the calendar that contains a specific event. Use when you need to get calendar details for an event.

• get_me_mail_folders_messages_extensions read

  Get message extension

  Tool to retrieve a specific extension from a message in a user's mailbox. Use when you need to read custom data stored in a message extension.

• get_me_message_mime_content read

  Get message MIME content

  Tool to get the MIME content of a message. Use when you need to download the raw MIME format of an email message for analysis or archival.

• get_me_outlook read

  Get user outlook

  Tool to retrieve the outlookUser object for a specified user. Use when you need to access the Outlook services entity for a user.

• get_message read

  Get email message

  Retrieves a specific email message by its ID from the specified user's Outlook mailbox. Use the 'select' parameter to include specific fields like 'internetMessageHeaders' for filtering automated emails. Retries transient Microsoft Graph 404 responses with exponential backoff for up to 7.5 seconds because newly surfaced messages can be eventually consistent.

• get_message_extension read

  Get user message extension

  Tool to retrieve a specific extension from a user's message. Use when you need to read custom data stored in a message extension.

• get_nested_folder_message_attachment read

  Get attachment from nested folder message

  Tool to retrieve a specific attachment from a message located in a nested mail folder structure. Use when you need to get attachment details from messages in deeply nested folders.

• get_profile read

  Get Outlook profile

  Retrieves the Microsoft Outlook profile for a specified user.

• get_schedule read

  Get schedule

  Retrieves free/busy schedule information for specified email addresses within a defined time window. Read-only; does not reserve time or prevent conflicts — verify availability before creating events.

• get_supported_languages read

  Get supported languages

  Tool to retrieve supported languages in the user's mailbox. Use when you need to display or select from available mailbox languages.

• get_supported_time_zones read

  Get supported time zones

  Tool to get the list of time zones supported for a user as configured on their mailbox server. Use when setting up an Outlook client or configuring user time zone preferences.

• get_user_by_email read

  Get user by email

  Retrieves user details from Microsoft Graph by email address (userPrincipalName). Returns user properties including display name, job title, department, and contact information. Use this action when you need to look up a user's profile information using their email address.

• get_user_calendar read

  Get user's calendar

  Tool to get the properties and relationships of a specific calendar for a user. Use when you need to retrieve details for a particular calendar by its ID for any user.

• get_user_calendar_allowed_sharing_roles read

  Get allowed calendar sharing roles for user calendar

  Tool to retrieve allowed calendar sharing roles for a specific user on a given calendar. Use when you need to determine what permission levels can be granted to a user for sharing a specific calendar.

• get_user_calendar_event read

  Get user calendar event

  Tool to retrieve a specific calendar event from a user's primary calendar. Use when you need detailed information about a particular event for a given user.

• get_user_calendar_group_calendar_permission read

  Get user calendar group calendar permission

  Tool to retrieve a specific calendar permission for a user's calendar within a calendar group. Use when you need to check access permissions for a specific calendar.

• get_user_calendar_group_event read

  Get user calendar group event

  Tool to retrieve a specific event from a user's calendar within a calendar group. Use when you need details of an event in a specific calendar group.

• get_user_calendar_group_event_attachment read

  Get user calendar group event attachment

  Tool to retrieve a specific attachment from an event within a calendar group for a user. Use when you need to access attachment content from a calendar event in a user's calendar group.

• get_user_child_folder_message read

  Get message from child folder

  Tool to retrieve a specific message from a child folder within a user's mail folder hierarchy. Use when you need to access messages from nested folders where both parent and child folder IDs are known.

• get_user_event_extension read

  Get event extension

  Tool to retrieve a specific open type extension from a user's calendar event by its extension ID or name. Use when you need to access custom data stored in calendar event extensions.

• get_user_messages_attachments read

  Get user message attachment

  Tool to retrieve a specific attachment from a message in a mail folder hierarchy. Use when you need to get attachment details including content from a specific folder path.

• list_calendar_event_attachments read

  List user calendar event attachments

  Tool to list attachments for a calendar event within a specific calendar for a user. Use when you need to retrieve attachments from an event in a user's specific calendar.

• list_calendar_group_calendar_events read

  List user calendar group calendar events

  Tool to list events from a specific calendar within a calendar group for a user. Use when you need to retrieve events from a user's calendar that belongs to a specific calendar group.

• list_calendar_group_calendars read

  List calendars in calendar group

  Tool to retrieve calendars belonging to a specific calendar group. Use when you need to list calendars within a calendar group with optional OData queries.

• list_calendar_group_event_attachments read

  List user calendar group event attachments

  Tool to list attachments for a calendar event within a specific calendar group for a user. Use when you need to retrieve attachments from an event in a calendar that belongs to a calendar group for a specific user.

• list_calendar_groups read

  List Outlook calendar groups

  Tool to list calendar groups in the signed-in user's mailbox. Use when you need to retrieve calendar groups with optional OData queries.

• list_calendar_permissions read

  List calendar permissions

  Tool to list calendar permissions for a specific calendar within a calendar group. Use when you need to view sharing permissions for a calendar.

• list_calendars read

  List Outlook calendars

  Tool to list calendars in the signed-in user's mailbox. Use when you need to retrieve calendars with optional OData queries.

• list_calendar_view_delta read

  List calendar view delta

  Tool to get calendar events that have been added, deleted, or updated in a calendar view. Use when you need to track changes to events within a specific time range.

• list_chat_messages read

  List chat messages

  Tool to list messages in a Teams chat. Use when you need message IDs to select a specific message for further actions.

• list_chats read

  List Teams chats

  Tool to list Teams chats. Use when you need chat IDs and topics to select a chat for further actions.

• list_child_folder_contacts read

  List user child folder contacts

  Tool to retrieve contacts from a user's child contact folder. Use when you need to access contacts organized in nested folder structures for a specific user.

• list_child_folder_messages read

  List child folder messages

  Tool to list messages from a child folder within a parent mail folder. Use when you need to retrieve messages from a subfolder that exists within another folder.

• list_child_mail_folders read

  List child mail folders

  Tool to list subfolders (childFolders) under a specified Outlook mail folder. Use when navigating nested folder hierarchies or checking if a folder has subfolders.

• list_contact_folder_child_folders read

  List contact folder child folders

  Tool to list child folders under a specified contact folder. Use when navigating nested contact folder hierarchies or organizing contacts into subfolder structures.

• list_contact_folders_delta read

  List contact folders delta

  Tool to get contact folders that have been added, deleted, or updated. Use when tracking changes to contact folder structure without fetching all folders each time.

• list_contacts_delta read

  List contacts delta

  Retrieve incremental changes (delta) of contacts in a specified folder. Use when syncing contacts without fetching the entire set each time. FIRST RUN: Returns ALL contacts in folder. Response has @odata.deltaLink. SUBSEQUENT: Pass stored deltaLink to get only NEW/UPDATED/DELETED contacts since last sync.

• list_email_rules read

  List Email Rules

  List all email rules from inbox. No server-side filtering is supported; all rule narrowing must be done client-side after retrieval. Each rule includes a `sequence` field defining execution order and may include a `stopProcessingRules` flag affecting downstream rule execution.

• list_event_attachments read

  List event attachments

  Tool to list attachments for a specific Outlook calendar event. Use when you have an event ID and need to view its attachments.

• list_event_calendar_calendar_permissions read

  List event calendar permissions

  Tool to list calendar permissions for the calendar containing a specific event. Use when you need to see who has access to a calendar that contains a particular event.

• list_event_instances read

  List event instances

  Tool to retrieve individual occurrences of a recurring calendar event within a specified time range. Use when you need to get specific instances of a recurring meeting or event series.

• list_events read

  List events

  Retrieves events from a user's Outlook calendar via Microsoft Graph API. Supports primary/secondary/shared calendars, pagination, filtering, property selection, sorting, and timezone specification. Use calendar_id to access non-primary calendars.

• list_inference_classification_overrides read

  List Inference Classification Overrides

  Tool to list inference classification overrides that control Focused Inbox sender rules. Use when you need to see which senders are configured to always appear in Focused or Other inbox.

• list_mail_folder_message_attachments read

  List mail folder message attachments

  Tool to get attachments from a message in a specific mail folder. Use when you need to retrieve attachment metadata from a message located in a particular folder.

• list_mail_folder_message_rules read

  List mail folder message rules

  Tool to list message rules for a specific mail folder. Use when you need to retrieve rules configured for a particular folder.

• list_mail_folder_messages read

  List mail folder messages

  Tool to list messages from a specific mail folder including subfolders. Use when you need to retrieve messages from a particular folder or subfolder by its ID or well-known name.

• list_mail_folders read

  List mail folders

  Tool to list a user's top-level mail folders. Use when you need folders like Inbox, Drafts, Sent Items; set include_hidden_folders=True to include hidden folders.

• list_mail_folders_delta read

  List mail folders delta

  Tool to get incremental changes to mail folders. Use when you need to track additions, deletions, or updates to mail folders without fetching the entire folder list each time.

• list_me_calendar_permissions read

  List user calendar permissions

  Tool to list calendar permissions for a specific user's calendar. Use when you need to see who has access to a user's calendar and their permission levels.

• list_message_attachments_from_child_folder read

  List message attachments from child folder

  Tool to list attachments from a message in a nested child mail folder. Use when you need to retrieve attachment metadata from a message located in a subfolder.

• list_messages read

  List Messages

  Retrieves a list of email messages from a specified mail folder in an Outlook mailbox, with options for filtering (including by conversationId to get all messages in a thread), pagination, and sorting; ensure 'user_id' and 'folder' are valid, and all date/time strings are in ISO 8601 format.

• list_outlook_attachments read

  List Outlook attachments

  Lists metadata (name, size, contentType, isInline — but not `contentBytes`) for all attachments of a specified Outlook email message. Returns fileAttachment, itemAttachment, and referenceAttachment types; only fileAttachment entries support download via OUTLOOK_DOWNLOAD_OUTLOOK_ATTACHMENT. Results include inline images and signatures — filter by `isInline == false` and check `contentType` to identify real document attachments. Results are nested under `data.response_data.value`.

• list_places read

  List places

  Retrieves a collection of place objects defined in a tenant by type. Places can include rooms, workspaces, buildings, floors, sections, desks, and room lists. When room_list_id is provided, returns only rooms or workspaces within that specific room list using the /places/{roomListId}/microsoft.graph.roomlist/rooms (or /workspaces) endpoint. Use this action when you need to discover available physical spaces or locations within an organization. Note: Before using this API, ensure that the Places settings are properly configured in the tenant.

• list_primary_calendar_permissions read

  List primary calendar permissions

  Tool to list calendar permissions from a user's primary calendar. Use when you need to see who has access to the primary calendar and their permission levels.

• list_reminders read

  List event reminders

  Tool to retrieve reminders for events occurring within a specified time range. Use when you need to see upcoming reminders between two datetimes.

• list_sent_items_messages read

  List sent items messages

  Tool to list all messages in the SentItems mail folder of the signed-in user's mailbox. Use when you need to retrieve sent messages with optional filtering and sorting.

• list_to_do_lists read

  List To Do task lists

  Tool to list Microsoft To Do task lists for the signed-in user. Use when you need to discover available task lists before listing or creating tasks. Returns todoTaskList objects with id and displayName that can be used in downstream operations.

• list_todo_tasks read

  List tasks from a To Do list

  Tool to list tasks within a specified Microsoft To Do task list, including status and due dates. Use when retrieving tasks from a specific To Do list.

• list_user_calendar_event_instances read

  List calendar event instances

  Tool to retrieve instances (occurrences) of a recurring event from a specific calendar within a date range. Use when you need event instances from a particular calendar.

• list_user_calendar_events_attachments read

  List user calendar event attachments

  Tool to list attachments for a user's calendar event. Use when you need to retrieve all attachments from a specific event in a user's calendar.

• list_user_calendar_group_event_instances read

  List event instances

  Tool to list instances (occurrences) of a recurring event within a specified date range from a user's calendar in a calendar group. Use when you need to retrieve specific occurrences of a recurring event.

• list_user_calendar_groups_calendar_view read

  Get Calendar View from User Calendar Group

  Tool to get calendar view from a specific calendar within a calendar group for a user. Use when retrieving events from a calendar that belongs to a calendar group.

• list_user_calendars_calendar_permissions read

  List user calendar permissions

  Tool to list calendar permissions for a specific user's specific calendar. Use when you need to see who has access to a user's calendar and their permission levels.

• list_user_calendars_events read

  List user calendars events

  Tool to retrieve events from a specific calendar for a user. Use when you need to list calendar events for a specific user by user ID and calendar ID.

• list_user_calendar_view read

  Get calendar view from user's calendar

  Tool to get calendar view from a specific user's calendar. Use when you need to retrieve events that occur or overlap with a specified time window from a user's specific calendar by calendar ID.

• list_user_contacts read

  List user contacts

  Tool to retrieve contacts from a specific user's mailbox. Use when you need to list or browse contacts for a given user.

• list_users read

  List users

  Tool to list users in Microsoft Entra ID. Use when you need to retrieve a paginated list of users, optionally filtering or selecting specific properties. For single-user lookups, prefer a dedicated get-user tool — listing all users is significantly heavier and slower.

• move_mail_folder write

  Move mail folder

  Tool to move a mail folder and its contents to another mail folder. Use when you need to reorganize the folder hierarchy.

• move_me_mail_folder write

  Move child mail folder

  Tool to move a child mail folder to a different parent folder. Use when you need to reorganize subfolders within the folder hierarchy.

• move_message write

  Move message to folder

  Move a message to another folder within the specified user's mailbox. Creates a new copy in the destination folder and removes the original. The message_id changes after a successful move; use the ID returned in the response for any subsequent operations on the moved message. Retries transient Microsoft Graph 404 responses with exponential backoff for up to 7.5 seconds because newly surfaced messages can be eventually consistent. High-volume parallel moves can trigger HTTP 429 (MailboxConcurrency) throttling; honor the Retry-After header.

• move_message_from_child_folder write

  Move message from child folder

  Tool to move a message from a child folder to another destination folder. Use when you need to move a message that exists within a specific folder hierarchy (parent folder → child folder → message).

• move_message_from_folder write

  Move message from folder

  Tool to move a message from a specific mail folder to another destination folder. Use when you need to move a message and know both the source folder ID and the message ID.

• permanent_delete_message write

  Permanently Delete Message

  Permanently deletes an Outlook message by moving it to the Purges folder in the dumpster. Unlike standard DELETE, this action makes the message unrecoverable by the user. IMPORTANT: This is NOT the same as DELETE - permanentDelete is irreversible and availability differs by national cloud deployments (not available in US Government L4, L5 (DOD), or China (21Vianet)).

• pin_message write

  Pin message

  Tool to pin a message in an Outlook chat. Use when you want to mark an important message for quick access.

• query_emails read

  Query Emails

  Query Outlook emails within a SINGLE folder using OData filters. Build precise server-side filters for dates, read status, importance, subjects, attachments, and conversations. Best for structured queries on message metadata within a specific folder. Returns up to 100 messages per request with pagination support. • Searches SINGLE folder only (inbox, sentitems, etc.) - NOT across all folders • For cross-folder/mailbox-wide search: Use OUTLOOK_SEARCH_MESSAGES • Server-side filters: dates, importance, isRead, hasAttachments, subjects, conversationId • Pagination: use the returned next_page_token (pass it back as page_token) until it is absent • Limitations: Recipient/body filtering requires OUTLOOK_SEARCH_MESSAGES

• reply_email write

  Reply to Email

  Sends a reply to an Outlook email message with optional HTML formatting, identified by `message_id`, allowing optional CC and BCC recipients.

• search_events read

  Search calendar events

  Searches for calendar events in the authenticated user's primary calendar using the Microsoft Graph Search API. This action performs full-text search across event subject, body, location, and attendee information. Use this action when you need to find events by keyword or phrase rather than filtering by specific fields. For filtering by date range or specific properties, use the list events action instead.

• search_messages read

  Search Outlook messages

  Search Outlook messages using powerful KQL syntax. Supports sender (from:), recipient (to:, cc:), subject, date filters (received:, sent:), attachments, and boolean logic. Only works with Microsoft 365/Enterprise accounts (no @hotmail.com/@outlook.com). Examples: 'from:user@example.com AND received>=2025-10-01', 'to:info@jcdn.nl AND subject:invoice', 'received>today-30 AND hasattachment:yes'

• send_draft write

  Send draft

  Tool to send an existing draft message. Use after creating a draft when you want to deliver it to recipients immediately. Example: Send a draft message with ID 'AAMkAG…'.

• send_email write

  Send email

  Sends an email with subject, body, recipients, and optional attachments via Microsoft Graph API. Supports comma-separated email addresses in the to_email field for multiple recipients. Accepts either a single file or a list of files as attachments. Attachments require a non-empty file with valid name and mimetype.

• snooze_calendar_group_event_reminder write

  Snooze user calendar group event reminder

  Tool to snooze a reminder for a user's calendar event within a calendar group to a new time. Use when you need to postpone an event reminder for a specific user's calendar that belongs to a calendar group.

• snooze_event_reminder write

  Snooze event reminder

  Tool to postpone an event reminder until a new time. Use when you need to delay a reminder for a calendar event.

• snooze_user_calendar_event_reminder write

  Snooze user calendar event reminder

  Tool to snooze a reminder for a calendar event in a specific user calendar to a new time. Use when you need to postpone an event reminder for a specific calendar.

• snooze_user_event_reminder write

  Snooze user event reminder

  Tool to snooze a reminder for a user's calendar event to a new time. Use when you need to postpone an event reminder for a specific user.

• update_calendar_event write

  Update calendar event

  Updates specified fields of an existing Outlook calendar event. Implementation note: To avoid unintentionally clearing properties, the action first fetches the existing event, merges only the provided fields, and then PATCHes the merged updates. Unspecified fields remain unchanged.

• update_calendar_event_in_calendar write

  Update event in specific calendar

  Tool to update an event in a specific Outlook calendar. Use when you need to modify event details like subject, time, attendees, or location in a non-default calendar.

• update_calendar_group write

  Update calendar group

  Tool to update the properties of a calendar group object. Use when you need to rename a calendar group.

• update_calendar_group_calendar_permission write

  Update Calendar Group Calendar Permission

  Tool to update a calendar permission within a calendar group. Use when changing access levels for calendars in specific groups.

• update_calendar_groups_calendars write

  Update user calendar in calendar group

  Tool to update a calendar within a calendar group in a user's mailbox. Use when modifying calendar properties like name, color, or default calendar status.

• update_calendar_groups_calendars_events write

  Update user calendar group event

  Tool to update an event in a calendar within a calendar group for a specific user. Use when modifying event details for a user's calendar.

• update_calendar_permission write

  Update calendar permission

  Tool to update calendar permission levels for share recipients or delegates. Use when you need to change the access level (role) for someone who has been granted access to a calendar.

• update_child_folder_contact write

  Update child folder contact

  Tool to update a contact in a child contact folder within a parent contact folder. Use when you need to modify contact properties such as name, email, phone numbers, or company details for contacts in nested folder structures.

• update_contact write

  Update Contact

  Updates an existing Outlook contact, identified by `contact_id` for the specified `user_id`, requiring at least one other field to be modified.

• update_contact_folder write

  Update user contact folder

  Tool to update the properties of a contact folder for a specific user. Use when you need to rename or move an existing contact folder.

• update_contact_folder_child_folder write

  Update user contact folder child folder

  Tool to update a child folder within a contact folder for a specific user. Use when you need to rename a child contact folder or move it to a different parent folder.

• update_contact_folders_contacts write

  Update contact in folder

  Tool to update a contact within a specific contact folder. Use when you need to modify contact details for a contact stored in a particular folder.

• update_email write

  Update email message

  Updates specified properties of an existing email message; `message_id` must identify a valid message within the specified `user_id`'s mailbox.

• update_email_rule write

  Update Email Rule

  Update an existing email rule

• update_event_extension write

  Update event extension

  Tool to update an open extension on a calendar event in Microsoft Graph. Use when you need to modify custom properties stored in an event extension.

• update_event_extension_in_calendar_group write

  Update event extension in calendar group

  Tool to update an open extension on a calendar event within a calendar group. Use when modifying custom properties stored in an event extension for events in calendar groups.

• update_inference_classification write

  Update Inference Classification

  Tool to update the inferenceClassification resource for a user. Use when needing to refresh or sync the Focused Inbox classification settings. Note: The inferenceClassification resource has no writable properties; actual message classification rules are managed through the overrides collection.

• update_mailbox_settings write

  Update mailbox settings

  Tool to update mailbox settings for the signed-in user. Use when you need to configure automatic replies, default time zone, language, or working hours. Example: schedule automatic replies for vacation.

• update_mail_folder write

  Update mail folder

  Tool to update the display name of a mail folder. Use when you need to rename an existing mail folder.

• update_master_category write

  Update master category

  Tool to update the color of a category in the user's master category list. Use when you need to change the color of an existing category. Note that the display name cannot be modified after creation.

• update_me_contacts_extensions write

  Update contact extension

  Tool to update an open extension on a contact in a contact folder. Use when you need to modify custom properties stored in a contact extension.

• update_todo_task write

  Update To Do task

  Tool to update an existing task in Microsoft To Do. Use when modifying a task's title, status, importance, due date, reminder, body, or categories. Only the fields you provide will be changed.

• update_user_calendar write

  Update user calendar

  Tool to update the properties of a user's calendar. Use when you need to rename a calendar or change its color theme for a specific user.

• update_user_calendar_event write

  Update user calendar event

  Tool to update an event in a specific user's calendar. Use when you need to modify calendar event properties for a user other than the signed-in user.

• update_user_calendar_permission write

  Update user calendar permission

  Tool to update calendar permission levels for a specific user's calendar. Use when you need to change the access level (role) for someone who has been granted access to a user's calendar.

• update_user_calendars write

  Update user calendar by ID

  Tool to update properties of a specific calendar by ID for a specific user. Use when you need to rename a user's calendar, change its color theme, or set it as the default calendar.

• update_user_child_folder_message write

  Update user child folder message

  Tool to update a message in a child folder within a user's mailbox. Use when you need to modify message properties such as isRead status, importance, categories, or subject for messages in nested folder structures for a specific user.

• update_user_contact_extension write

  Update user contact extension

  Tool to update an open extension on a contact in a user's contact folder. Use when you need to modify custom properties stored in a contact extension for a specific user.

• update_user_contacts_extensions write

  Update user contact extension

  Tool to update an open extension on a contact in a user's contact folder. Use when you need to modify custom properties stored in a contact extension for a specific user.

• update_user_contacts_extensions_direct write

  Update user contact extension (v3)

  Tool to update an open extension on a contact directly under a user's contacts collection. Use when you need to modify custom properties stored in a contact extension.

• update_user_events_extensions write

  Update user events extensions

  Tool to update an open extension on a user's calendar event. Use when modifying custom properties stored in an event extension for a specific user.

• update_user_inference_classification_override write

  Update User Inference Classification Override

  Tool to update the classification of messages from a specific sender in a user's Focused Inbox. Use when you need to change whether messages from a sender go to Focused or Other inbox for a specific user.

• update_user_mail_folder_message write

  Update user mail folder message

  Tool to update properties of a message in a specific mail folder for a user. Use when you need to modify message attributes like categories, read status, importance, or other properties for a message within a particular user's folder.

• update_user_mail_folder_message_extension write

  Update user message extension

  Tool to update an open extension on a message within a specific user's mail folder. Use when you need to modify custom properties stored in a message extension for a specific user.

• update_user_mail_folder_message_rule write

  Update user mail folder message rule

  Tool to update a message rule in a user's mail folder. Use when you need to modify an existing rule's properties, conditions, actions, or exceptions for a specific user.

• update_user_mail_folders_child_folders write

  Update user mail folder child folder

  Tool to update a child folder within a mail folder for a specific user. Use when you need to rename a child mail folder.

• update_user_message_extension write

  Update user message extension

  Tool to update an open extension on a user's message. Use when you need to modify custom properties stored in a message extension for a specific user.

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