Cal.com + Slack

Notify on Slack with channel messages when bookings are cancelled in Cal.com

When a booking is cancelled in your Cal.com app, keep your team in the loop instantly by sending a channel message in Slack. This automation helps you promptly communicate changes, ensuring everyone is up-to-date on schedule adjustments. Pivot quickly and streamline communication with this simple, yet impactful, workflow.

When this happens...
Booking Cancelled
Triggers when a booking is cancelled.
TriggerInstant
automatically do this!
Send Channel Message
Triggers when a new message is posted to a specific #channel you choose.
ActionWrite

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Supported triggers and actions

What does this mean?

Booking Cancelled
Triggers when a booking is cancelled.
Trigger
Instant
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Booking Rescheduled
Triggers when a booking is rescheduled.
Trigger
Instant
Try It
- Trigger for Bot Messages?
Trigger
Instant
Try It
- ChannelRequired
- Trigger for Bot Messages?
Trigger
Instant
Try It
- Channel
- User Name
- Shared
Trigger
Instant
Try It

- ChannelRequired
- Trigger for Bot Messages?
Trigger
Instant
Try It
- Reaction
- Channel
- User
Trigger
Instant
Try It

New User
Triggers when a new Slack user is created / first joins your org.
Trigger
Instant
Try It
- ChannelRequired
- UsersRequired
Action
Write
- Send Multi Message
- Message TextRequired
- Send as a bot?
- Bot Name
- Bot Icon
- Include a link to this Zap?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap Id
Action
Write
- ChannelRequired
- Message TextRequired
- Send as a bot?
- Bot Name
- Bot Icon
- Include a link to this Zap?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap Id
- File
- Thread
- Send Channel Message?
Action
Write
- First Name
- Last Name
- Title
- Email
- User
Action
Write
- Raw Request User Info
- Api Docs Info
- HTTP MethodRequired
- URLRequired
- Query String Parameters
- Headers
- Additional Request Headers
- Body
Action
Write
Create Private Channel
This action creates a private channel in Slack.
Action
Write
- EmailRequired
- Return Raw Results?
Action
Search
- Full NameRequired
- Return Raw Results?
Action
Search

Booking Created
Triggers when a new booking is created.
Trigger
Instant
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Meeting Ended
Triggers after meeting ends.
Trigger
Instant
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New Channel
Triggers whenever a new #channel is created.
Trigger
Instant
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- Include Alias
Trigger
Instant
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- User Name
- Highlight Word
- Trigger for Bot Messages?
Trigger
Instant
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New Pushed Message
Triggers when you click the "Push to Zapier" button from a message in Slack.
Trigger
Instant
Try It
New Saved Message
Triggers when you save a message.
Trigger
Instant
Try It
- TextRequired
- Remind when?Required
- Remind who?
Action
Write
- ChannelRequired
- Message TextRequired
- Send as a bot?
- Bot Name
- Bot Icon
- Include a link to this Zap?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap Id
- File
- Thread
- Send Channel Message?
Action
Write
- Channel NameRequired
Action
Write
- ChannelRequired
- TopicRequired
Action
Write
- Status Text
- Status Emoji
- Expiration Time
Action
Write
Delete Message
This action deletes an existing message in a specific channel on Slack. You need to provide the channel ID and the message timestamp as inputs.
Action
Write
- Search QueryRequired
- Sort By
- Sort Direction
Action
Search
- IDRequired
- Return Raw Results?
Action
Search
- UsernameRequired
- Return Raw Results?
Action
Search

About Cal.com

Scheduling infrastructure for absolutely everyone.

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Related categories

Scheduling & Booking

About Slack

Slack is a platform for team communication: everything in one place, instantly searchable, available wherever you go. Offering instant messaging, document sharing and knowledge search for modern teams.

Learn more Help

Related categories

Team Chat

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PRODUCTS

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Cal.com + Slack

Notify on Slack with channel messages when bookings are cancelled in Cal.com

Booking Cancelled

Booking Rescheduled

New Public Message Posted Anywhere

Trigger for Bot Messages?

New Message Posted to Channel

Trigger for Bot Messages?

New File

Channel

User Name

Shared

New Message Posted to Private Channel

ChannelRequired

Trigger for Bot Messages?

New Reaction Added

Reaction

Channel

User

New User

Invite User To Channel

ChannelRequired

UsersRequired

Send Direct Message

Send Multi Message

Message TextRequired

Send as a bot?

Bot Name

Bot Icon

Include a link to this Zap?

Attach Image by URL

Auto-Expand Links?

Link Usernames and Channel Names?

Schedule At

Zap Id

Send Private Channel Message

ChannelRequired

Message TextRequired

Send as a bot?

Bot Name

Bot Icon

Include a link to this Zap?

Attach Image by URL

Auto-Expand Links?

Link Usernames and Channel Names?

Schedule At

Zap Id

File

Thread

Send Channel Message?

Update Profile

First Name

Last Name

Title

Email

User

API Request (Beta)

Raw Request User Info

Api Docs Info

HTTP MethodRequired

URLRequired

Query String Parameters

Headers

Additional Request Headers

Body

Create Private Channel

Find User by Email

EmailRequired

Return Raw Results?

Find User by Name

Full NameRequired

Return Raw Results?

Booking Created

Meeting Ended

New Channel

New Team Custom Emoji

Include Alias