Calendly
Calendly API integration with managed OAuth. Access event types, scheduled events, invitees, availability, and manage webhooks. Use this skill when users want to view scheduling data, check availabili
Calendly API integration with managed OAuth. Access event types, scheduled events, invitees, availability, and manage webhooks. Use this skill when users want to view scheduling data, check availabili
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Access the Calendly API with managed OAuth authentication. Retrieve event types, scheduled events, invitees, availability data, and manage webhook subscriptions for scheduling automation.
# Get current user python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/users/me') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
https://gateway.maton.ai/calendly/{native-api-path}
Replace
{native-api-path} with the actual Calendly API endpoint path. The gateway proxies requests to api.calendly.com and automatically injects your OAuth token.
All requests require the Maton API key in the Authorization header:
Authorization: Bearer $MATON_API_KEY
Environment Variable: Set your API key as
MATON_API_KEY:
export MATON_API_KEY="YOUR_API_KEY"
Manage your Calendly OAuth connections at
https://ctrl.maton.ai.
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://ctrl.maton.ai/connections?app=calendly&status=ACTIVE') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
python <<'EOF' import urllib.request, os, json data = json.dumps({'app': 'calendly'}).encode() req = urllib.request.Request('https://ctrl.maton.ai/connections', data=data, method='POST') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') req.add_header('Content-Type', 'application/json') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://ctrl.maton.ai/connections/{connection_id}') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "connection": { "connection_id": "21fd90f9-5935-43cd-b6c8-bde9d915ca80", "status": "ACTIVE", "creation_time": "2025-12-08T07:20:53.488460Z", "last_updated_time": "2026-01-31T20:03:32.593153Z", "url": "https://connect.maton.ai/?session_token=...", "app": "calendly", "metadata": {} } }
Open the returned
url in a browser to complete OAuth authorization.
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://ctrl.maton.ai/connections/{connection_id}', method='DELETE') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
If you have multiple Calendly connections, specify which one to use with the
Maton-Connection header:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/users/me') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') req.add_header('Maton-Connection', '21fd90f9-5935-43cd-b6c8-bde9d915ca80') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
If omitted, the gateway uses the default (oldest) active connection.
GET /calendly/users/me
Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/users/me') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "resource": { "uri": "https://api.calendly.com/users/AAAAAAAAAAAAAAAA", "name": "Alice Johnson", "slug": "alice-johnson", "email": "alice.johnson@acme.com", "scheduling_url": "https://calendly.com/alice-johnson", "timezone": "America/New_York", "avatar_url": "https://example.com/avatar.png", "created_at": "2024-01-15T10:30:00.000000Z", "updated_at": "2025-06-20T14:45:00.000000Z", "current_organization": "https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB" } }
GET /calendly/users/{uuid}
GET /calendly/event_types
Query parameters:
user - User URI to filter event typesorganization - Organization URI to filter event typesactive - Filter by active status (true/false)count - Number of results to return (default 20, max 100)page_token - Token for paginationsort - Sort order (e.g., name:asc, created_at:desc)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/event_types?user=https://api.calendly.com/users/AAAAAAAAAAAAAAAA&active=true') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "uri": "https://api.calendly.com/event_types/CCCCCCCCCCCCCCCC", "name": "30 Minute Meeting", "active": true, "slug": "30min", "scheduling_url": "https://calendly.com/alice-johnson/30min", "duration": 30, "kind": "solo", "type": "StandardEventType", "color": "#0066FF", "created_at": "2024-02-01T09:00:00.000000Z", "updated_at": "2025-05-15T11:30:00.000000Z", "description_plain": "A quick 30-minute catch-up call", "description_html": "<p>A quick 30-minute catch-up call</p>", "profile": { "type": "User", "name": "Alice Johnson", "owner": "https://api.calendly.com/users/AAAAAAAAAAAAAAAA" } } ], "pagination": { "count": 1, "next_page_token": null } }
GET /calendly/event_types/{uuid}
GET /calendly/scheduled_events
Query parameters:
user - User URI to filter eventsorganization - Organization URI to filter eventsinvitee_email - Filter by invitee emailstatus - Filter by status (active, canceled)min_start_time - Filter events starting after this time (ISO 8601)max_start_time - Filter events starting before this time (ISO 8601)count - Number of results (default 20, max 100)page_token - Token for paginationsort - Sort order (e.g., start_time:asc)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/scheduled_events?user=https://api.calendly.com/users/AAAAAAAAAAAAAAAA&status=active&min_start_time=2025-03-01T00:00:00Z') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "uri": "https://api.calendly.com/scheduled_events/DDDDDDDDDDDDDDDD", "name": "30 Minute Meeting", "status": "active", "start_time": "2025-03-15T14:00:00.000000Z", "end_time": "2025-03-15T14:30:00.000000Z", "event_type": "https://api.calendly.com/event_types/CCCCCCCCCCCCCCCC", "location": { "type": "zoom", "join_url": "https://zoom.us/j/123456789" }, "invitees_counter": { "total": 1, "active": 1, "limit": 1 }, "created_at": "2025-03-10T09:15:00.000000Z", "updated_at": "2025-03-10T09:15:00.000000Z", "event_memberships": [ { "user": "https://api.calendly.com/users/AAAAAAAAAAAAAAAA" } ] } ], "pagination": { "count": 1, "next_page_token": null } }
GET /calendly/scheduled_events/{uuid}
POST /calendly/scheduled_events/{uuid}/cancellation Content-Type: application/json{ "reason": "Meeting rescheduled" }
Example:
python <<'EOF' import urllib.request, os, json data = json.dumps({'reason': 'Meeting rescheduled'}).encode() req = urllib.request.Request('https://gateway.maton.ai/calendly/scheduled_events/DDDDDDDDDDDDDDDD/cancellation', data=data, method='POST') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') req.add_header('Content-Type', 'application/json') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
GET /calendly/scheduled_events/{event_uuid}/invitees
Query parameters:
status - Filter by status (active, canceled)email - Filter by invitee emailcount - Number of results (default 20, max 100)page_token - Token for paginationsort - Sort order (e.g., created_at:asc)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/scheduled_events/DDDDDDDDDDDDDDDD/invitees') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "uri": "https://api.calendly.com/scheduled_events/DDDDDDDDDDDDDDDD/invitees/EEEEEEEEEEEEEEEE", "email": "bob.smith@example.com", "name": "Bob Smith", "status": "active", "timezone": "America/Los_Angeles", "event": "https://api.calendly.com/scheduled_events/DDDDDDDDDDDDDDDD", "created_at": "2025-03-10T09:15:00.000000Z", "updated_at": "2025-03-10T09:15:00.000000Z", "questions_and_answers": [ { "question": "What would you like to discuss?", "answer": "Project timeline review", "position": 0 } ], "tracking": { "utm_source": null, "utm_medium": null, "utm_campaign": null }, "cancel_url": "https://calendly.com/cancellations/EEEEEEEEEEEEEEEE", "reschedule_url": "https://calendly.com/reschedulings/EEEEEEEEEEEEEEEE" } ], "pagination": { "count": 1, "next_page_token": null } }
GET /calendly/scheduled_events/{event_uuid}/invitees/{invitee_uuid}
Schedule a meeting programmatically by creating an invitee. Requires a paid Calendly plan.
POST /calendly/event_types/{event_type_uuid}/invitees Content-Type: application/json{ "start_time": "2025-03-20T15:00:00Z", "email": "bob.smith@example.com", "name": "Bob Smith", "timezone": "America/Los_Angeles", "location": { "kind": "zoom" }, "questions_and_answers": [ { "question_uuid": "QQQQQQQQQQQQQQQ", "answer": "Project timeline review" } ] }
Example:
python <<'EOF' import urllib.request, os, json data = json.dumps({'start_time': '2025-03-20T15:00:00Z', 'email': 'bob.smith@example.com', 'name': 'Bob Smith'}).encode() req = urllib.request.Request('https://gateway.maton.ai/calendly/event_types/CCCCCCCCCCCCCCCC/invitees', data=data, method='POST') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') req.add_header('Content-Type', 'application/json') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Note: The
start_time must correspond to a valid available slot. Use the /event_type_available_times endpoint to find available times.
GET /calendly/event_type_available_times
Query parameters:
event_type - Event type URI (required)start_time - Start of time range (ISO 8601, required)end_time - End of time range (ISO 8601, required, max 7 days from start)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/event_type_available_times?event_type=https://api.calendly.com/event_types/CCCCCCCCCCCCCCCC&start_time=2025-03-15T00:00:00Z&end_time=2025-03-22T00:00:00Z') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "status": "available", "invitees_remaining": 1, "start_time": "2025-03-17T14:00:00.000000Z", "scheduling_url": "https://calendly.com/alice-johnson/30min/2025-03-17T14:00:00Z" }, { "status": "available", "invitees_remaining": 1, "start_time": "2025-03-17T14:30:00.000000Z", "scheduling_url": "https://calendly.com/alice-johnson/30min/2025-03-17T14:30:00Z" } ] }
GET /calendly/user_busy_times
Query parameters:
user - User URI (required)start_time - Start of time range (ISO 8601, required)end_time - End of time range (ISO 8601, required, max 7 days from start)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/user_busy_times?user=https://api.calendly.com/users/AAAAAAAAAAAAAAAA&start_time=2025-03-15T00:00:00Z&end_time=2025-03-22T00:00:00Z') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "type": "calendly", "start_time": "2025-03-17T10:00:00.000000Z", "end_time": "2025-03-17T11:00:00.000000Z" }, { "type": "external", "start_time": "2025-03-18T14:00:00.000000Z", "end_time": "2025-03-18T15:00:00.000000Z" } ] }
GET /calendly/user_availability_schedules
Query parameters:
user - User URI (required)Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/user_availability_schedules?user=https://api.calendly.com/users/AAAAAAAAAAAAAAAA') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
GET /calendly/organization_memberships
Query parameters:
organization - Organization URI (required)user - User URI to filteremail - Email to filtercount - Number of results (default 20, max 100)page_token - Token for paginationExample:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/organization_memberships?organization=https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "collection": [ { "uri": "https://api.calendly.com/organization_memberships/FFFFFFFFFFFFFFFF", "role": "admin", "user": { "uri": "https://api.calendly.com/users/AAAAAAAAAAAAAAAA", "name": "Alice Johnson", "email": "alice.johnson@acme.com" }, "organization": "https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB", "created_at": "2024-01-15T10:30:00.000000Z", "updated_at": "2025-06-20T14:45:00.000000Z" } ], "pagination": { "count": 1, "next_page_token": null } }
Webhooks require a paid Calendly plan (Standard, Teams, or Enterprise).
GET /calendly/webhook_subscriptions
Query parameters:
organization - Organization URI (required)scope - Filter by scope (user, organization)user - User URI to filter (when scope is user)count - Number of results (default 20, max 100)page_token - Token for paginationExample:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/webhook_subscriptions?organization=https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB&scope=organization') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
POST /calendly/webhook_subscriptions Content-Type: application/json{ "url": "https://example.com/webhook", "events": ["invitee.created", "invitee.canceled"], "organization": "https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB", "scope": "organization", "signing_key": "your-secret-key" }
Available events:
invitee.created - Triggered when an invitee schedules an eventinvitee.canceled - Triggered when an invitee cancels an eventrouting_form_submission.created - Triggered when a routing form is submittedExample:
python <<'EOF' import urllib.request, os, json data = json.dumps({'url': 'https://example.com/webhook', 'events': ['invitee.created', 'invitee.canceled'], 'organization': 'https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB', 'scope': 'organization'}).encode() req = urllib.request.Request('https://gateway.maton.ai/calendly/webhook_subscriptions', data=data, method='POST') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') req.add_header('Content-Type', 'application/json') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Response:
{ "resource": { "uri": "https://api.calendly.com/webhook_subscriptions/GGGGGGGGGGGGGGGG", "callback_url": "https://example.com/webhook", "created_at": "2025-03-01T12:00:00.000000Z", "updated_at": "2025-03-01T12:00:00.000000Z", "retry_started_at": null, "state": "active", "events": ["invitee.created", "invitee.canceled"], "scope": "organization", "organization": "https://api.calendly.com/organizations/BBBBBBBBBBBBBBBB", "user": null, "creator": "https://api.calendly.com/users/AAAAAAAAAAAAAAAA" } }
GET /calendly/webhook_subscriptions/{uuid}
DELETE /calendly/webhook_subscriptions/{uuid}
Example:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/webhook_subscriptions/GGGGGGGGGGGGGGGG', method='DELETE') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
Returns
204 No Content on success.
Use
page_token for pagination. Response includes pagination.next_page_token when more results exist:
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://gateway.maton.ai/calendly/scheduled_events?user=USER_URI&page_token=NEXT_PAGE_TOKEN') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
const response = await fetch( 'https://gateway.maton.ai/calendly/scheduled_events?user=https://api.calendly.com/users/AAAAAAAAAAAAAAAA&status=active', { headers: { 'Authorization': `Bearer ${process.env.MATON_API_KEY}` } } ); const data = await response.json();
import os import requestsresponse = requests.get( 'https://gateway.maton.ai/calendly/scheduled_events', headers={'Authorization': f'Bearer {os.environ["MATON_API_KEY"]}'}, params={ 'user': 'https://api.calendly.com/users/AAAAAAAAAAAAAAAA', 'status': 'active' } ) data = response.json()
https://api.calendly.com/users/AAAAAAAAAAAAAAAA)start_time must be in the futurejq or other commands, environment variables like $MATON_API_KEY may not expand correctly in some shell environments. You may get "Invalid API key" errors when piping.| Status | Meaning |
|---|---|
| 400 | Bad request or missing Calendly connection |
| 401 | Invalid or missing Maton API key |
| 403 | Forbidden - insufficient permissions or plan restrictions |
| 404 | Resource not found |
| 424 | External calendar error (calendar integration issue on Calendly side) |
| 429 | Rate limited |
| 4xx/5xx | Passthrough error from Calendly API |
MATON_API_KEY environment variable is set:echo $MATON_API_KEY
python <<'EOF' import urllib.request, os, json req = urllib.request.Request('https://ctrl.maton.ai/connections') req.add_header('Authorization', f'Bearer {os.environ["MATON_API_KEY"]}') print(json.dumps(json.load(urllib.request.urlopen(req)), indent=2)) EOF
calendly. For example:https://gateway.maton.ai/calendly/users/mehttps://gateway.maton.ai/users/meNo automatic installation available. Please visit the source repository for installation instructions.
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