Connector beta

Your calendar, in the conversation

Connect an assistant to one workspace. Find times, review appointments, and approve changes on your terms.

Manage connections Set up a connection

Start with your preferences

Ask for a time that fits your week. Your assistant checks real availability and required booking details.

Review before anything changes

See the meeting, people, time, and action on Cals before confirming a booking or cancellation.

Stay in control

Connect a single workspace, inspect its permissions, and disconnect whenever you need.

Set up a connection

Directory listings are not yet published. Custom connections are available for testing.

Copy the connector URL below.
Add a custom connector in your assistant and sign in to Cals.
Choose a workspace and approve the requested permissions.
Ask about your meetings. Open the Cals review screen to confirm a change.

Connector URL

https://cals.to/api/connectors/mcp

ChatGPT

Add Cals through the custom connector or developer settings available to your account.

Claude

Open Settings → Connectors, add a custom connector, and paste the Cals URL.

Add this URL as a custom MCP connector in ChatGPT or Claude, then sign in to Cals. Availability depends on your assistant plan and workspace settings.

Try asking

Find a 30-minute meeting slot next Tuesday afternoon in my timezone.

Before connecting

Use a verified Cals account that owns a workspace. Configure availability and connect your calendars to check external conflicts. Email delivery requires a configured sender.

Calendars

A useful assistant. Clear boundaries.

The assistant only receives data allowed by your connection. Booking changes are checked again when you confirm, so an old suggestion cannot reserve an unavailable time.