Cal.com
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Compatible with OpenClaw

Scheduling agents for every platform

Install Cal.com agents on your OpenClaw, in Slack, Telegram, Email or build your own with the API.

Slack Agent

Cal.com in your workspace

Ask your Slack Agent

See Cal.com Agents in action

Get started

Whether you're building an agent or looking to use one, we've got you covered.

I'm an agent

Build a Cal.com skill

Copy this to create a Cal.com skill for your agent.

Read the API reference and follow the instructions to create a Cal.com skill for your agent. https://go.cal.com/skill.md
Read the docs
For humans and agents

Introducing the @calcom/cli

Schedule meetings, check availability, and manage your calendar from the command line.

$npm i @calcom/cli
OR
$curl -fsSL https://cal.com/install.sh | bash
terminal
~ $ |
Slack & Telegram

Your scheduling workflow, inside Slack and Telegram

Get booking notifications, check availability, book meetings with teammates and manage your schedule — without leaving the chat you already use.

Free to install · Requires a Cal.com account

Works in channels and group chats too — add the app to any channel or group to enable scheduling for everyone. In Telegram groups, add the bot as admin (no extra permissions needed) so it can read messages.

Instant notifications

Get notified when someone books, reschedules, or cancels a meeting with you.

Check availability

/cal availability @teammate in Slack, /availability in Telegram: see who's free, right in the conversation.

Book meetings

/cal book @teammate or /book <username> to pick a time and confirm without leaving the chat.

View your schedule

All upcoming bookings with /cal bookings, /bookings, or in the Slack App Home tab.

Natural language

Just @mention the agent and ask anything: reschedule, cancel, find a slot for three people.

Quick account linking

Connect your Cal.com account in seconds with /cal link or /link.

Cancel and reschedule

/cal cancel and /cal reschedule (or /cancel, /reschedule) with everyone notified.

Your rules apply

Every booking respects your availability, buffers and event types; the agent only sees free slots.

Use cases

Example prompts and commands you can use with Cal.com agents.

  1. 1

    Who is the best performing sales rep right now?

  2. 2

    Move all my Friday meetings to Monday

  3. 3

    Find a time for a team lunch with @sarah, @alex, and @jordan

  4. 4

    What is on my agenda today?

  5. 5

    Clear my calendar for tomorrow morning

  6. 6

    Schedule a 1:1 with @jessica this Friday

  7. 7

    What's my availability on Thursday?

  8. 8

    Cancel all meetings with external participants today

  9. 9

    What's the busiest day on my calendar next week?

  10. 10

    Reschedule my product review to next week

Showing 1-10 of 24

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Phone-based bookings

Supercharged scheduling with AI-powered calls

The same agent that books from Slack can pick up the phone: it confirms, reminds and reschedules with a lifelike voice from your own number, on the workflows you already run, and hands anything it can't settle to a person.

9:41

+1 (415) 873-1159

Cal.ai Agent

Cal.ai Agent

Hi, Alex. This is Sally from Deel. How are you doing today?

I’m doing great Sally, thanks for asking. How are you?

Cal.ai Agent

I’m great! I’m just calling to see if you can still make the call tomorrow?

Human-like AI scheduling calls that feel real

Cal.ai delivers natural, human-like phone calls that adapt to the flow of conversation. Unlike rigid AI scripts, you can fully customize the tone, style, and intent of each call to match your brand voice, whether friendly, professional, or anything in between.

PersonalityYou are confident without being pushy. Respectful and with patience.
Prompt styleYou are helping potential leads set up calls with our sales team.
ToneYou are a professional, pleasant and friendly. You are understanding.

Fully customizable AI scheduling conversations

Craft every call to match your business needs, whether it’s confirming a booking, reminding a lead, or rescheduling a no-show. Write your own script prompts, set the tone and personality of the agent, and define clear goals for each call.

Trigger24 hours before
ActionCall attendee w/ Cal.ai Voice Agent

Seamlessly integrated with Cal.com workflows

The phone agent is built natively into Cal.com Workflows, so calls run on the booking flows you already have, without third-party tools.

  • Trigger AI phone calls based on events like bookings, no-shows, or cancellations
  • Combine with email, SMS, and other Cal.com automations
Call with Alison CarterJun 18, 9:04am · 30s Play
Call with Peter JonesJun 16, 1:32pm · 1m 42s Play
Call with Karen BridgesJun 14, 2:47pm · unanswered Play
Call with Carl BrandJun 12, 11:12am, 42sec Play

AI call analytics, transcripts, and performance insights

Full visibility into every call so you can monitor, measure, and optimize. Transcripts live on the booking in your Cal.com dashboard.

  • Track key performance metrics like call completion and booking rates
  • Analyze customer sentiment to understand tone, intent, and engagement
  • Use real-time data to improve scripts and increase conversion rates

$0.29/minute

Save time at just $0.29 per minute

Every AI-powered phone call costs $0.29 per minute (29 credits). Teams get 750 and Organizations 1,000 credits per member each month. Reminders, confirmations and bookings run without anyone on your team dialling.

How it works

Cal.com agents integrate natively with your existing tools and calendars.

Instant scheduling

Agents handle back-and-forth scheduling in seconds. No more email ping-pong.

Works everywhere

Slack, Telegram, Email, or any platform through the API. One agent, every channel.

Calendar sync

Real-time availability from Google Calendar, Outlook, and Apple Calendar.

Privacy first

Your calendar data stays encrypted. Agents only see available time slots.

Ready when you are

Scheduling for
absolutely everyone.

Free for individuals, no credit card, no usage limits. Connect a calendar, share a link, and let people book when it works for both of you.