Calendly MCP

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OAUTH 2.0

CALENDAR

Calendar

Connect to the Calendly MCP server to manage scheduled events, invitees, event types, and availability directly from your AI workflows.

  • Acts as the user: Every tool call runs as the authorizing user. Access and audit trail stay intact.
  • Credentials stay vaulted: AES-256 encrypted, resolved at request time, never stored in LLM context.
  • Scoped before every call: Per-user permissions enforced automatically. 90-day audit trail included.
Calendly MCP
agent · Acme Q3
Run
Availability Get User Availability Schedule in Calendly MCP
S
calendlymcp_availability_get_user_availability_schedule
85ms
Calendly MCP agent
Use: fetch details for one named availability schedule. when: user asks about specific schedule rules or needs rules for.
Sources: Calendly MCP
calendlymcpmcp
1 tool call
18:29
Message Claude...

Calendly MCP tools for AI agents

CALL ANY TOOL
12 tools covering availability.
calendlymcp_availability_get_user_availability_schedule
Use: fetch details for one named availability schedule. when
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.
Parameters
Name
Type
Required
Description
uri
string
Required
Availability schedule URI. not a browsable link — never show to users.
calendlymcp_availability_list_user_availability_schedules
Use: list all named availability schedules for the connected
calendlymcp_availability_list_user_busy_times
Use: list a user's busy time blocks within a date range. whe
calendlymcp_event_types_create_event_type
Use: create a new event type on the connected account. when:
calendlymcp_event_types_get_event_type
Use: fetch full details for one event type by uri. when: bef
calendlymcp_event_types_list_event_type_availability_schedule
Use: read the current availability schedule (rules) for an e
calendlymcp_event_types_list_event_type_available_times
Use: list bookable time slots for an event type within a dat
calendlymcp_event_types_list_event_types
Use: list all event types for the connected user or org. whe
calendlymcp_event_types_update_event_type
Use: update fields on an existing event type. when: user ask
calendlymcp_event_types_update_event_type_availability_schedule
Use: overwrite the availability schedule for an event type.
calendlymcp_locations_list_user_meeting_locations
Use: list allowed meeting location kinds for a user. when: b
calendlymcp_meetings_cancel_event
Use: cancel a scheduled meeting on behalf of the connected h
Build your Agent
Same auth pattern across every framework.
Python · LlamaIndex
from langchain_mcp_adapters.client import MultiServerMCPClient
from scalekit import ScalekitClient

client = ScalekitClient(env_url=ENV_URL, client_id=CLIENT_ID, client_secret=SECRET)
token = client.agent.get_token(user_id="user_id", connector="calendlymcp")

mcp = MultiServerMCPClient({
"calendlymcp": {
"url": "https://mcp.scalekit.com/calendlymcp",
"headers": {"Authorization": "Bearer " + token}
}
})
tools = await mcp.get_tools()
import OpenAI from "openai";
import { ScalekitClient } from "@scalekit-sdk/node";

const client = new ScalekitClient({ envUrl, clientId, clientSecret });
const token = await client.agent.getToken({ userId: "user_id", connector: "calendlymcp" });

const openai = new OpenAI();
// Connect to MCP at https://mcp.scalekit.com/calendlymcp
// Pass: Authorization: Bearer + token
import Anthropic from "@anthropic-ai/sdk";
import { ScalekitClient } from "@scalekit-sdk/node";

const client = new ScalekitClient({ envUrl, clientId, clientSecret });
const token = await client.agent.getToken({ userId: "user_id", connector: "calendlymcp" });

const anthropic = new Anthropic();
// Connect to MCP at https://mcp.scalekit.com/calendlymcp
// Pass: Authorization: Bearer + token
from google.adk.agents import LlmAgent
from scalekit import ScalekitClient

client = ScalekitClient(env_url=ENV_URL, client_id=CLIENT_ID, client_secret=SECRET)
token = client.agent.get_token(user_id="user_id", connector="calendlymcp")
# Connect to MCP at https://mcp.scalekit.com/calendlymcp
# Pass: Authorization: Bearer + token
Try these prompts
Paste any prompt into your agent to get started.
Get started
Copy the prompt
Copied
Use: Fetch profile for a specific user by URI?
Copy the prompt
Copied
Use: Create a single-use share link for a one-on-one event type with per-link overrides When: User wants a single-use li?
Advanced
Copy the prompt
Copied
Use: List routing forms for the org?
Copy the prompt
Copied
Use: Revoke a pending organization invitation?
SEE HOW AUTH WORKS
User authorises once. Every agent call after uses their token with scope enforcement.
1
Authorize
Your user connects
Calendly MCP
once. We tie it to their identity and the meetings they approved — no shared bot account, no org-wide access
Who:
user ‘A’
when:
Once per user
access:
Limited to user
2
Store
Their
Calendly MCP
token lives in a vault scoped to them. User A's meetings are never reachable by an agent acting for user B, even on the same connection
vault:
encrypted
scope:
per-user
tokens:
auto-refreshed
3
Resolve
When your agent calls a
Calendly MCP
tool, we fetch the right token server-side. It never touches your agent, never appears in the LLM context, never shows up in your logs
speed:
~40ms
check:
before every call
seen by:
nobody
4
Audit
Every
Calendly MCP
tool call is logged — who triggered it, which meeting was fetched, what came back. 90 days of history, tied to the user who authorized it
history:
90 days
export:
SIEM-ready
logged:
every call
Test other agents
See the same per-user auth pattern across other connectors.
OPS
Email-to-calendar scheduling agent
Parse scheduling intent from Gmail threads and create Google Calendar events with the right attendees and timezone.
SALES
Sales call prep agent
Pull Granola notes and Attio contact history to draft a pre-call brief before every sales meeting. Zero rep input.
Why Scalekit
Secure your agent's access. Connectors ship in minutes
Other connector libraries treat auth as a demo afterthought.
01.
Shared tokens break per-user analytics
A shared token looks fine in a demo. In production every call looks like a service account. Scalekit resolves the real user credential.
// shared token
audit → bot_service_account

// scalekit
audit → user_abc ✓
02.
Authentication is not authorization
03.
Multi-tenancy is architectural
04.
One connector today. Ten tomorrow.
“Our agents act across Salesforce, Gong, Google Drive, and more, on behalf of every customer. Scalekit behind the scenes meant we can keep adding tools without ever rebuilding how credentials or tool calling work.”
Venu Madhav Kattagoni
Head of Engineering / Von
FAQs
Frequently Asked Questions

Does the agent access Calendly as the user or as a shared key?
As the user. Each workspace member authorizes once and Scalekit resolves their credential at request time. Audit logs attribute every action to that user, not a shared service account.

Where is the Calendly OAuth token stored?
In Scalekit's managed AES-256 token vault, namespaced per tenant. Refresh is automatic. Revocation is a single dashboard action. Tokens never appear in prompts, logs, or LLM context.

Can I limit what the agent is allowed to do in Calendly?
Yes. Pass a tool name filter to listScopedTools so the scheduling agent only sees the subset you authorize. Pre-API-call scope checks block out-of-policy actions before the request reaches Calendly.

What happens when a user revokes Calendly access?
The connection is invalidated on the next tool call. Subsequent requests for that user fail closed with a clear error. Other users in the tenant remain unaffected. The event is logged for audit.

Can the agent see other people's availability?
Only calendars the authorizing user can already see in Calendly. Busy times, schedules, and event types resolve per user, so the agent books like the person, not like an admin.

Start in your coding agent
Up and running in one command
Install the Scalekit skill in your editor of choice. Connector, auth, tools, prompt, all wired up
Claude Code REPL
/plugin marketplace add scalekit-inc/claude-code-authstack
/plugin install agentkit@scalekit-auth-stack
Cursor Code REPL
# ~/.cursor/mcp.json
{
""mcpServers"": {
""calendlymcp"": {
""url"": ""https://mcp.scalekit.com/calendlymcp"",
""headers"": { ""Authorization"": ""Bearer $SCALEKIT_TOKEN"" }
}
}
}
Codex Code REPL
# ~/.codex/config.toml
[mcp_servers.calendlymcp]
url = ""https://mcp.scalekit.com/calendlymcp""
auth_env = ""SCALEKIT_TOKEN""
Copilot Code REPL
# .vscode/mcp.json
{
""servers"": {
""calendlymcp"": {
""url"": ""https://mcp.scalekit.com/calendlymcp"",
""type"": ""http""
}
}
}