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Quickly connect Retrograde by Zapier to Slack with a Zapier template.

Our most popular template

Send Slack direct messages when mercury leaves retrograde in Retrograde by Zapier
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Retrograde by Zapier + Slack
Submit private channel messages in Slack when mercury enters retrograde in Retrograde by Zapier
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Retrograde by Zapier + Slack

Send Slack direct messages when mercury leaves retrograde in Retrograde by Zapier

Retrograde by Zapier + Slack

Submit private channel messages in Slack when mercury enters retrograde in Retrograde by Zapier

Retrograde by Zapier + Slack

How Zapier works

Zapier makes it easy to integrate Retrograde by Zapier with Slack - no code necessary. See how you can get setup in minutes.

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Help

1. Choose trigger event

2. Choose action

1. Select the event

Setup

Test

App

Trigger event

Choose a trigger event

Choose a trigger

A trigger is the event that starts your Zap—like a "Mercury Enters Retrograde" from Retrograde by Zapier.

Add your action

An action happens after the trigger—such as "Add Reminder" in Slack.

You’re connected!

Zapier seamlessly connects Retrograde by Zapier and Slack, automating your workflow.

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Customers have created over 25 million Zaps on the platform

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The average user takes less than 6 minutes to set up a Zap

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Level up your Retrograde by Zapier to Slack integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.

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Connect Retrograde by Zapier and Slack to integrate crucial parts of your business

With Zapier, you can integrate everything from basic data entry to end-to-end processes. Here are some of the business-critical workflows that people automate with Zapier.

Integration categories

Automate your lead management and improve conversions

With Zapier, you can automate every part of your lead funnel and give yourself the best chance at converting leads. Automate everything from lead capture to outreach to reporting—and close more deals as a result.

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Create more impactful campaigns with automation

Measuring campaign performance across platforms can get chaotic. Plus, digging up the right metrics costs you precious time and effort. With Zapier, you can create a centralized view of your performance, skillfully manage your lists, and ensure your campaigns drive ROI across the business.

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Provide world-class support with a little help from automation

Support reps can't be productive when they have to track down crucial information for every incident or ticket. With Zapier, you can automatically send your reps the context they need to resolve tickets quickly and create a seamless customer experience.

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Automate your way to actionable, up-to-date data

The days of manually exporting and importing data are over. With Zapier, you can send data where it needs to go, in the format you need it—so you can centralize your data and unlock more insights.

An illustration representing how to move and manage data with Zapier.

Resolve incidents faster with automation

Your technical support team wants to focus on tech tickets rather than admin work. With Zapier, you can automate everything from ticket creation to routing to inter-team communication—eliminating friction from incident management and increasing speed to resolution.

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Supported triggers and actions

Zapier helps you create workflows that connect your apps to automate repetitive tasks. A trigger is an event that starts a workflow, and an action is an event a Zap performs.

triggers, actions, or triggers and actions

Mercury Enters Retrograde
Triggers once when Mercury enters Retrograde.
Trigger
Polling
Try It
Mercury Leaves Retrograde
Triggers once when Mercury leaves Retrograde.
Trigger
Polling
Try It
New Channel
Triggers when a new #channel is created.
Trigger
Instant
Try It
- Include_alias
Trigger
Instant
Try It
- User Name
- Highlight Word
- Trigger for Bot Messages?
Trigger
Instant
Try It
- Channel
  Required
- Trigger for Bot Messages?
Trigger
Instant
Try It
- Channel
  Required
- Reaction
- User
Trigger
Instant
Try It
New User
Triggers when a new Slack user is created / first joins your org.
Trigger
Instant
Try It
- Channel
  Required
- Users
  Required
Action
Write
- Send Multi Message
- Text
  Required
- Send as a bot?
- Include a link to this Zap?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap_id
Action
Write
- Channel
  Required
- Add Zapier app to channel automatically?
- Text
  Required
- 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
  Required
- Topic
  Required
Action
Write
- Status Text
- Status Emoji
- Expiration Time
Action
Write
Remove User from Channel
This action removes a specified user from a specified channel in Slack.
Action
Write
Retrieve Thread Messages
This action retrieves all the messages sent to a specific thread in a selected channel.
Action
Write
Find Public Channel
This action will find a public channel in Slack using either the channel's ID or name.
Action
Write
Get Message by Timestamp
This action retrieves a specific message from a conversation history in Slack using the message's timestamp.
Action
Write
- Email
- Optimized data
Action
Search
- Full Name
  Required
- Optimized data
Action
Search

Mercury in Retrograde
Triggers once per day when Mercury is in Retrograde.
Trigger
Polling
Try It
- Trigger for Bot Messages?
- Optimized data
Trigger
Instant
Try It
- Channel
  Required
- Trigger for Bot Messages?
- Optimized data
Trigger
Instant
Try It
- Channel
  Required
- User Name
- Shared
Trigger
Instant
Try It
- Search Query
  Required
- Optimized data
Trigger
Polling
Try It
- Zap Identifier
- Access type
Trigger
Instant
Try It
New Saved Message
Triggers when you save a message.
Trigger
Instant
Try It
- Text
  Required
- Remind when?
  Required
- User
Action
Write
- Channel
  Required
- Add Zapier app to channel automatically?
- Text
  Required
- 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
- File
- Thread
- Send Channel Message?
- Zap_id
Action
Write
- Zap Identifier
Action
Write
- Approval request message
  Required
- Channel
  Required
- Bot Name
- Bot Icon
- Approvers
- Approve button URL
- Approve button label
- Include a Decline button?
- Include a Details button?
- Ask responders for confirmation?
Action
Write
- First Name
- Last Name
- Title
- Email
- Display Name
- User
Action
Write
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
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
Create Private Channel
This action creates a private channel in Slack.
Action
Write
Edit Message
This action updates a specific message sent by the same Authenticated user on Slack. You need to provide the Channel ID, the Timestamp of the message to be edited, and the new text for the message.
Action
Write
- Search Query
  Required
- Sort By
- Sort Direction
Action
Search
- ID
  Required
- Optimized data
Action
Search
- Bot Name
- Optimized data
Action
Search

Learn how to automate Slack on the Zapier blog

About Retrograde by Zapier

Retrograde is a Zapier-built app that takes the guesswork out of communication during tricky astrological times.

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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.

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