Calendly
Manage bookings & availability
- Category
- Productivity
- Primary Subcategory
- Meeting Scheduling & Booking
Integration details
Description
Bring Calendly into ChatGPT to take scheduling actions through simple prompts. Create and update event types, generate scheduling links, adjust availability, book or cancel meetings, and more — right in ChatGPT.
- Integration type
- Plugin
- Verification status
- Not applicable
- Platform
- ChatGPT
- Primary Subcategory
- Meeting Scheduling & Booking
- Secondary Subcategories
- None listed
- Brand
- Calendly
- Access
- Account required
- First tracked
- 2026-05-22
- Tool count
- 36
- Geography
- US
The Primary Subcategory used for this profile’s headline score.
Other Subcategories where the Integration is listed.
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Competing in ChatGPT Meeting Scheduling & Booking
View Category36 tools agents can invoke
Use: Cancel a scheduled meeting on behalf of the connected host When: User confirms they want to cancel a specific meeting. Needs: Meeting URI from `meetings-list_events` or `meetings-get_event`. Do: Pass meeting URI and optional cancellation reason. Avoid: Canceling without confirmation; this notifies all invitees. For reschedule, surface `reschedule_url` instead. Then: Inform user the meeting is canceled and optionally list remaining meetings.
meetings-cancel_event
Use: Create a single-use share link for a one-on-one event type with per-link overrides When: User wants a single-use link with any customization (duration, scheduling window, location, or availability). Needs: Event type URI from `event_types-list_event_types`. Do: Set only fields to override; omitted fields inherit from event type. Avoid: Group event types (one-on-one only). This overrides event-type fields, not invitee prefill values. Then: Share the returned `booking_url` with the recipient.
shares-create_share
Use: Create a new event type on the connected account. When: User explicitly asks to create a new event type. Needs: Host user URI from `users-get_current_user`. Do: Set name, duration, and host URI; omit optional fields unless user specified them. Avoid: Creating duplicates—call `event_types-list_event_types` first to check for existing types. Then: Confirm the new event type URI and share the scheduling URL.
event_types-create_event_type
Use: Book a meeting slot for an invitee on a Calendly event type. When: User provides invitee name, email, and a confirmed available time slot. Needs: Event type URI, `start_time` from `event_types-list_event_type_available_times`, invitee name and email. Include `location` if the event type has configured locations. Do: Set invitee name/email as the person being booked; host is the connected user from `users-get_current_user`. Never swap host and invitee fields. Avoid: Booking without confirming slot availability first, or omitting `location` when event type requires it. Then: Confirm booking with invitee details and meeting URI.
meetings-create_invitee
Use: Mark an invitee as a no-show for a past meeting. When: User reports an invitee did not attend. Needs: Invitee URI from `meetings-list_event_invitees`. Do: Pass invitee URI; operation is idempotent. Avoid: Marking no-show before the meeting end time. Then: Confirm no-show is recorded and carry forward the no-show URI.
meetings-create_invitee_no_show
Use: Invite a user to the organization by email. When: User asks to add a new member. Needs: Org URI and invitee email address. Do: Check `organizations-list_organization_invitations` first to avoid duplicate invites. Avoid: Calling without confirming no pending invite exists for this email. Then: Confirm invitation sent and optionally show pending invitations.
organizations-create_organization_invitation
Use: Create a single-use scheduling link using the event type's settings unchanged. When: User wants a one-time link with no overrides. For per-link customization (duration, scheduling window, location, availability), use `shares-create_share` instead. Needs: Event type URI from `event_types-list_event_types`. Do: Each call creates a new link; store the returned `booking_url`. Avoid: Using when any override is requested — this endpoint cannot customize the link. Don't create more links than needed; each call creates a distinct non-reusable link. Then: Share `booking_url` with the intended invitee.
scheduling_links-create_single_use_scheduling_link
Use: Remove a no-show mark from an invitee. When: User asks to undo a no-show marking. Needs: No-show URI from `meetings-create_invitee_no_show`. Do: Pass no-show URI; operation is idempotent. Avoid: Calling without confirming a no-show record exists. Then: Confirm no-show has been removed.
meetings-delete_invitee_no_show
Use: Fetch details for a single meeting invitee. When: User asks about a specific attendee's booking details. Needs: Meeting URI from `meetings-list_events` and Invitee URI from `meetings-list_event_invitees`. Do: Use returned fields for display or no-show status. Reschedule: surface `reschedule_url`. Avoid: Calling without known meeting and invitee URIs. Then: Use invitee URI in no-show tools if needed.
meetings-get_event_invitee
Use: Fetch full details for one event type by URI. When: Before updating an event type or confirming its current configuration. Needs: Event type URI. Do: Use the returned fields as the baseline for any patch payload. Avoid: Constructing update payloads without reading current state first. Then: Proceed with `event_types-update_event_type` using the returned data as base.
event_types-get_event_type
Use: Fetch the no-show record for a meeting invitee. When: User asks whether a no-show was recorded for an invitee. Needs: No-show URI from `meetings-create_invitee_no_show`. Do: Check returned record for no-show status and timestamp. Avoid: Calling if no no-show has been recorded—returns 404. Then: Report no-show status to user.
meetings-get_invitee_no_show
Use: Fetch details for the connected user's organization. When: User asks about the org or you need the org URI for org-scoped list tools. Needs: Org URI from `users-get_current_user` (`resource.current_organization`). Do: Use returned `uri` for org-scoped event type or membership queries. Avoid: Calling without an org URI. Then: Use org URI in `organizations-list_organization_memberships`.
organizations-get_organization
Use: Fetch details for a single org membership. When: You need role or status for a specific member. Needs: Membership URI from `organizations-list_organization_memberships`. Do: Check `role` and `status` fields for permissions context. Avoid: Calling without a known membership URI. Then: Use membership data to confirm before invite or removal actions.
organizations-get_organization_membership
Use: Fetch details for a single routing form. When: User asks about a specific form or its questions. Needs: Routing form URI from `routing_forms-list_routing_forms`. Do: Use returned question IDs for submission filtering. Avoid: Calling without a known form URI. Then: Use form details to answer user questions or list submissions.
routing_forms-get_routing_form
Use: Fetch details for a single routing form submission. When: User asks about a specific submission or response. Needs: Submission URI from `routing_forms-list_routing_form_submissions`. Do: Read `questions_and_answers` for the submitted values. Avoid: Calling without a known submission URI. Then: Report submission details to user.
routing_forms-get_routing_form_submission
Use: Fetch details for a single scheduled meeting. When: User asks about a specific meeting or before canceling/examining invitees. Needs: Meeting URI from `meetings-list_events`. Do: Use returned `event_type`, `start_time`, `end_time`, and `location` for display or next actions. Avoid: Calling this without a known meeting URI. list meetings first. Then: Use meeting URI in `meetings-list_event_invitees` or `meetings-cancel_event`.
meetings-get_event
Use: Fetch details for one named availability schedule. When: User asks about specific schedule rules or needs rules for a named schedule. Needs: Schedule URI from `availability-list_user_availability_schedules`. Do: Read `rules` array and `timezone` for display or to inform event-type updates. Avoid: Writing to this schedule—use event-type-level update for changes. Then: Report schedule details to user or use rules for availability queries.
availability-get_user_availability_schedule
List or search available Calendly skill guides. Each skill gives domain-specific context, recommended tool usage, and best practices for working with Calendly MCP tools. Call this when the user's goal has no obvious single tool (e.g. reschedule or move a meeting). Load a matching skill before using related workflow tools. Use `keywords` to search by name or description (any keyword may match), and `include_header=true` to include each skill's description and related skills.
Use: List all invitees for a scheduled meeting. When: User asks who is attending a meeting or you need invitee URIs. Needs: Meeting URI from `meetings-list_events`. Do: Use returned invitee `uri` for no-show marking or detail lookups. Avoid: Calling without a meeting URI. list meetings first. Then: Use invitee URI in `meetings-get_event_invitee` or `meetings-create_invitee_no_show`. For reschedule, surface each invitee's `reschedule_url`.
meetings-list_event_invitees
Use: Read the current availability schedule (rules) for an event type. When: Before calling `event_types-update_event_type_availability_schedule`. Needs: Event type URI. Do: Retain the full `rules` array verbatim—it is the required base for updates. Avoid: Calling the update endpoint without first reading the current rules. Then: Pass the rules to `event_types-update_event_type_availability_schedule` with only the needed edits.
event_types-list_event_type_availability_schedule
Use: List bookable time slots for an event type within a date range. When: User wants slots, or to confirm availability before booking. Needs: Event type URI and start/end date range (ISO 8601). Do: Pass `start_time` verbatim to subsequent tool calls; do not rewrite UTC values. Avoid: Stale data, or trusting a prior local label—re-check UTC `start_time` if questioned. Then: Pass UTC `start_time` to `meetings-create_invitee`.
event_types-list_event_type_available_times
Use: List all event types for the connected user or org. When: Start of any event-type task, or when selecting an event type by name. Needs: User URI from `users-get_current_user`. Do: Filter by current user URI unless user explicitly asks about a different host or org. Avoid: Assuming a cached list is current—call fresh each session. Then: Carry the selected `uri` into get, update, or availability tools.
event_types-list_event_types
Use: List pending invitations for the organization. When: User asks to see pending invites or check if someone was already invited. Needs: Org URI from `users-get_current_user`. Do: Check returned list before sending a new invite to avoid duplicates. Avoid: Sending a new invitation without checking for existing pending ones. Then: Use invitation URI in `organizations-revoke_organization_invitation` if needed.
organizations-list_organization_invitations
Use: List all members of an organization. When: User asks who is in the org or you need to find a member's user URI. Needs: Org URI from `users-get_current_user`. Do: Use returned `user.uri` for per-user event-type or availability queries. Avoid: Fetching the full list when you only need the connected user—use `users-get_current_user` instead. Then: Use member URI in user-scoped tools or `organizations-get_organization_membership`.
organizations-list_organization_memberships
Use: List submissions for a routing form. When: User asks to see form responses or analyze routing data. Needs: Routing form URI from `routing_forms-list_routing_forms`. Do: Use pagination params for large result sets. Avoid: Fetching all submissions without date/count filters on high-volume forms. Then: Use submission URI in `routing_forms-get_routing_form_submission`.
routing_forms-list_routing_form_submissions
Use: List routing forms for the org. When: User asks about routing forms or you need to find a form by name. Needs: Org URI from `users-get_current_user`. Do: Use returned `uri` to fetch form details. Avoid: Assuming form names without listing first. Then: Use form URI in `routing_forms-get_routing_form`.
routing_forms-list_routing_forms
Use: List scheduled meetings for user/org. When: Upcoming/past meetings or to find meetings by date. Needs: User/org URI via `users-get_current_user`. Do: Filter status (active/canceled), date range; carry `uri`. Avoid: Fetching unfiltered when the user has a specific date. Not for a yes/no busy/free check phrased as "meetings" (e.g. "do I have any meetings tomorrow") — use `availability-list_user_busy_times` instead. Then: Enrich via `meetings-list_event_invitees` before listing/naming meetings, unless asked for only a count; then `uri` in `meetings-get_event`/`meetings-cancel_event`.
meetings-list_events
Use: List all named availability schedules for the connected user. When: User asks about availability schedules or you need to identify one by name. Needs: User URI from `users-get_current_user`. Do: Use returned `uri` to fetch schedule details or associate with an event type. Avoid: Confusing user availability schedules with event-type-level schedules. Then: Use schedule URI in `availability-get_user_availability_schedule` for details.
availability-list_user_availability_schedules
Use: List a user's busy time blocks within a date range. When: User asks a general yes/no "what's my schedule", "am I free/busy", or "do I have any meetings" question with no named event type, invitee, or specific meeting. Default here even when the user says "meetings" — see `meetings-list_events` instead when the user wants to see or list which meetings they have. Needs: User URI from `users-get_current_user` and ISO 8601 start/end range. Do: Pass user URI and date range; use returned intervals to report conflicts. Avoid: Substituting for `event_types-list_event_type_available_times` (event-type bookable slots) or `meetings-list_events` (only booked Calendly meetings, not full calendar busy blocks) — they differ. Then: Use busy intervals to inform scheduling recommendations.
availability-list_user_busy_times
Use: List allowed meeting location kinds for a user. When: Before creating bookings that need a `location` payload. Needs: User URI from `users-get_current_user`. Do: Read supported location `kind` values; choose one compatible with the event type. Avoid: Submitting a location kind not configured for the host or event type. Then: Use chosen kind in `meetings-create_invitee` location payload.
locations-list_user_meeting_locations
Load a Calendly skill guide that provides domain-specific context, recommended queries, and best practices for working with Calendly tools. Required after listing when a skill matches; do not guess multi-step flows from tool names alone. Use `list_calendly_skills` to discover available skills, or load directly by name. Set `header_only=true` to preview a skill's description and related skills without loading full content.
Use: Fetch profile for a specific user by URI. When: User asks about another person's account or you hold a user URI from org/membership data. Needs: User URI. Do: Pass the user URI from org/membership data; do not use this to look up the connected user. Avoid: Calling this without a known URI - use `users-get_current_user` for the connected user. Then: Use returned `resource.uri` and `resource.timezone` for event-type or availability lookups scoped to that user.
users-get_user
Use: Resolve the connected host account and canonical user URI. When: Start any scheduling, booking, event-type, or availability workflow. Needs: No inputs. Do: Call once and keep `resource.uri`, `timezone`, and `scheduling_url` for downstream calls. Avoid: Skipping this and guessing host identity. Then: Use `resource.uri` in list/get tools unless the user explicitly names another host.
users-get_current_user
Use: Revoke a pending organization invitation. When: User asks to cancel a pending invite. Needs: Organization URI from `users-get_current_user` and Invitation URI from `organizations-list_organization_invitations`. Do: Confirm with user before revoking; this cannot be undone. Avoid: Revoking without confirming the invite is still pending. Then: Confirm revocation and optionally refresh invitations list.
organizations-revoke_organization_invitation
Use: Update fields on an existing event type. When: User asks to change name, duration, description, or other settings. Needs: Event type URI from `event_types-list_event_types` or `event_types-get_event_type`. Do: Read current state first with `event_types-get_event_type`; patch only requested fields. Avoid: Sending fields not read from current state—partial writes may reset unset fields. Then: Confirm changes with `event_types-get_event_type`.
event_types-update_event_type
Use: Overwrite the availability schedule for an event type. When: User requests schedule changes (hours, days, one-off date overrides) for an event type. Needs: Event type URI and current rules from `event_types-list_event_type_availability_schedule`. Do: Must copy existing rules verbatim, modify only requested entries, send full rules array with IANA timezone. wday rules need `wday` field; date rules need `date` field (YYYY-MM-DD); `intervals` is list of `{from, to}` in HH:MM 24h. Avoid: Constructing rules from scratch or sending a partial array—this endpoint overwrites all rules. Then: Re-read schedule with `event_types-list_event_type_availability_schedule` to confirm.
event_types-update_event_type_availability_schedule
How do I improve a ChatGPT Plugin's discoverability?
The levers are the listing surface agents actually read: names, descriptions, keywords, tool metadata, and registry health. Which lever matters depends on where discovery breaks, which is what continuous measurement shows.
What are Calendly alternatives on ChatGPT?
As of 2026-09-28, Calendly competes with Apptoto, Book with Schedulo, Cal.com, Calendesk, Jicoo, OnceHub, Schemon in ChatGPT Meeting Scheduling & Booking, ranked by public Discoverability Score.
Where is this profile measured?
This profile uses the geography attached to the latest public registry snapshot: US. Locale tags are intentionally omitted.