Scheduling & Booking · Calendarhero + Claude
Calendarhero MCP with Claude: Schedule Meetings Without the Back-and-Forth
The short answer
Claude works with Calendarhero through the Model Context Protocol (MCP), a secure standard that lets Claude use the tool with permissions you set. Once connected, Claude can check availability, schedule and reschedule meetings and automate reminders from a plain-English request. Your team approves consequential changes.
What is Calendarhero?
Calendarhero is a scheduling platform that helps people manage calendars across several services. It is used to schedule, reschedule and organise meetings without long email chains about availability. Typical users include sales teams, recruiters, account managers, executive assistants and operations staff who spend many hours arranging appointments with customers, candidates and colleagues across different time zones.
How Claude connects to Calendarhero through MCP
The Model Context Protocol is an open standard that lets Claude securely use other software. Think of it as a universal adapter between Claude and a tool. For Calendarhero, the connection is made with an API key, so Claude uses the access your organisation chooses to grant.
Once connected, Claude can typically fetch availability, propose meeting times, schedule new meetings, move existing events and set up reminders. A team member can simply ask in everyday language to find a slot next week for three people and send the invitation.
Permissions and approvals keep people in charge. Access is limited to what each workflow needs, and you decide which actions run automatically and which wait for a person to confirm. Activity is logged so you can review what was done and by whom.
What you can automate
Sales meeting scheduling
Account managers ask Claude to find a time for a prospect call. Claude checks availability, proposes options that fit the team's working hours and books the meeting once the prospect confirms. The rep spends minutes instead of a long email thread.
Interview coordination
Recruiters ask Claude to arrange a panel interview with several interviewers and a candidate. Claude looks for a window that works for everyone, schedules the sessions and sends reminders before each one, reducing the usual rounds of rescheduling.
Rescheduling after a change
When a meeting clashes with an urgent task, a manager asks Claude to move it. Claude finds the next suitable slot, updates the event and notifies attendees. A person reviews the change before it is sent if your policy requires it.
Automated reminders for customer appointments
Customer success teams set up reminders for onboarding calls and renewal reviews. Claude can help define when reminders are sent and what they say, so fewer appointments are missed and no-shows drop over time.
Cross-team availability checks
Operations leads ask Claude for the free times shared by several departments before planning a workshop. Claude summarises availability in a short list, saving the coordinator from checking each calendar by hand.
An end-to-end workflow: Customer onboarding call booking
TriggerA new customer is marked as signed in the CRM.
Claude reads the new customer record and the assigned onboarding manager from the CRM.
Claude fetches the onboarding manager's availability in Calendarhero for the next five working days.
Claude proposes three slots to the customer by email, using the customer's time zone.
When the customer picks a slot, Claude schedules the call in Calendarhero and adds the meeting details.
Claude sets reminders and posts a confirmation to the team's ticketing system for the account record.
OutcomeOnboarding calls are booked within a day of signature rather than over several days of emails. Typically, teams see fewer missed first calls and a cleaner handover record.
How we set it up
Free automation audit
We review how your team books meetings today and identify the workflows worth automating, such as scheduling, rescheduling or reminders.
Secure connection with an API key
We connect Claude to Calendarhero using an API key, issued and stored under your control, and limit access to the permissions each workflow needs.
Workflow design
We design the end-to-end process across Calendarhero and your other systems, such as Microsoft 365, your CRM or ticketing tool, and agree which actions need human approval.
Testing with real cases
We test the workflow against past scheduling requests to confirm it handles time zones, conflicts and cancellations correctly before anything goes live.
Launch, monitoring and training
We launch with audit logs and monitoring in place, then train your team so they know how to use Claude for scheduling confidently.
Who benefits
- Sales leaders
- Reps spend less time arranging calls and more time with prospects, and pipeline meetings happen sooner.
- Recruitment managers
- Panel interviews are coordinated faster, with fewer rescheduling rounds for candidates and interviewers.
- Executive assistants
- Diary requests are handled in plain language, and changes are logged for review.
- IT and operations heads
- Access is controlled through a single API key with clear permissions and audit trails.
Security and control
- Access is granted with least-privilege permissions, limited to the actions each workflow needs.
- People approve consequential actions such as cancelling meetings or messaging external attendees.
- Audit logs record what Claude did, when and on whose request.
- API keys are stored securely and can be rotated or revoked at any time.
- Test runs against real past cases are completed before launch.
For teams in the US, UK, India and the Middle East
Organisations in the United States and the United Kingdom can host the workflow in a region that meets their data requirements. Indian organisations are supported in line with the Digital Personal Data Protection Act, 2023. Businesses in the UAE and Saudi Arabia are supported under local data protection laws. We choose the hosting region with you so that it meets your legal and contractual requirements.
Learn more about Claude and MCP
Anthropic's AI model and assistant.
Secure links between Claude and business tools.
How engineers build and change software with Claude.
Hosted agents that run multi-step work.
The open standard Claude uses to connect to tools.
Frequently asked questions
What does the Calendarhero MCP server do?
It is the bridge that lets Claude talk to Calendarhero in a secure, standard way. Through it, Claude can read availability and act on scheduling requests you approve. You describe what you need in plain language, and the server carries out the permitted steps in the tool.
Is connecting Claude to Calendarhero secure?
The connection uses an API key that you control, and access is limited to the permissions each workflow needs. Activity is logged, and keys can be rotated or revoked. We also agree which actions need a person to approve before they run.
What can Claude do with Calendarhero once connected?
Typically, Claude can fetch availability, schedule and reschedule meetings, and automate reminders. The exact actions available depend on the access you grant and how the workflow is designed, and we confirm this during the audit.
How long does setup take?
Simple scheduling workflows can often be set up within a few weeks. More complex processes that involve your CRM or ticketing system take longer, mainly because of testing and team training. The free audit gives you a realistic timeline.
Which plan or permissions do I need?
You need an account in Calendarhero that allows an API key to be generated, and an administrator who can grant the right permissions. The requirements depend on your existing setup, so we check them during the free audit.