How to connect Scheduleonce to Claude Cowork

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Introduction

Cowork is Anthropic's AI agent for knowledge work. Think of it as Claude Code for everything else. It works autonomously with your computer, local files, and applications to accomplish complex tasks.

This guide walks you through the easiest and most secure way to connect your Scheduleonce account to Cowork via Composio Connect, enabling it to book a meeting with John Doe, list all upcoming bookings this week, cancel tomorrow's meeting with client, and more such actions on your behalf without compromising your account security.

Also integrate Scheduleonce with

Connecting Scheduleonce to Claude Cowork

1. Open Customize

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

2. Add the Composio MCP server

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

3. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Cowork

4. Connect your Scheduleonce account

Back in Cowork, ask the agent to connect to Scheduleonce or give it any Scheduleonce-related task.

For example, ask Cowork to:

  • "Book a meeting with John Doe"
  • "List all upcoming bookings this week"
  • "Cancel tomorrow's meeting with client"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Cowork, and your Scheduleonce account is ready to use.

What is Claude Cowork?

Claude Cowork is Anthropic's agent for general knowledge work. It can use your computer, files, and connected applications to complete longer-running tasks across your work tools.

With Composio Connect, Cowork can securely access apps like Scheduleonce through MCP without you sharing account credentials directly with the agent.

What is the Scheduleonce MCP server, and what's possible with it?

The Scheduleonce MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Scheduleonce account. It provides structured and secure access so your agent can perform Scheduleonce operations on your behalf.

Supported Tools & Triggers

Tools
Book Time SlotTool to book a time slot on a booking calendar in OnceHub.
Cancel BookingTool to cancel a booking by ID in OnceHub.
Create ContactTool to create a new contact in ScheduleOnce.
Create One-Time Link for Booking CalendarTool to create a one-time booking link for a booking calendar in OnceHub.
Create UserTool to create a new user account in OnceHub.
Delete ContactTool to delete a contact by ID from OnceHub.
Delete UserTool to delete a user account from OnceHub.
Get Available Time SlotsTool to retrieve available time slots for a booking calendar from OnceHub.
Get Single BookingTool to retrieve a single booking by ID from OnceHub.
Get Single Booking CalendarTool to retrieve a single booking calendar by ID from OnceHub.
Get Single ContactTool to retrieve a single contact by ID from OnceHub.
Get Single Master PageTool to retrieve a single master page by ID from OnceHub.
Get Single UserTool to retrieve a single user by ID from OnceHub.
Get User Scheduling AvailabilityTool to get user scheduling availability from OnceHub.
List All Booking CalendarsTool to list all booking calendars in the account.
List All Booking PagesTool to list all booking pages in the account.
List All BookingsTool to list all bookings in the account.
List All ContactsTool to list all contacts in the OnceHub account.
List All Event TypesTool to list all event types in the account.
List All Master PagesTool to list all master pages in the account.
List All TeamsTool to list all teams in the OnceHub account.
List All UsersTool to list all users in the OnceHub account.
Mark Booking as No-ShowTool to mark a completed booking as no-show in OnceHub.
Test API KeyTool to validate API key authentication for OnceHub.
Update ContactTool to update an existing contact in ScheduleOnce.
Update UserTool to update an existing user in OnceHub.
Update User Scheduling AvailabilityTool to update user scheduling availability in OnceHub.

How to build Scheduleonce MCP Agent with another framework

FAQ

What are the differences in Tool Router MCP and Scheduleonce MCP?

With a standalone Scheduleonce MCP server, the agents and LLMs can only access a fixed set of Scheduleonce tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Scheduleonce and many other apps based on the task at hand, all through a single MCP endpoint.

Can I use Tool Router MCP with Claude Cowork?

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Scheduleonce tools.

Can I manage the permissions and scopes for Scheduleonce while using Tool Router?

Yes, absolutely. You can configure which Scheduleonce scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

How safe is my data with Composio Tool Router?

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Scheduleonce data and credentials are handled as safely as possible.

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