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Zapier makes it easy to integrate Slack with Webhooks by Zapier - no code necessary. See how you can get setup in minutes.
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Slack
Slack
1. Choose trigger event
Webhooks by Zapier
Webhooks by Zapier
2. Choose action
1. Select the event
Setup
Test
Slack
Choose a trigger event
Choose a trigger
A trigger is the event that starts your Zap—like a "New Public Message Posted Anywhere" from Slack.
Add your action
An action happens after the trigger—such as "Custom Request" in Webhooks by Zapier.
You’re connected!
Zapier seamlessly connects Slack and Webhooks by Zapier, automating your workflow.
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.
Create a new record or update an existing record in your app.
Conversation ID
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Channel
Required
Users
Required
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Title
Content
Channel ID
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Send Multi Message
Message Text
Required
Send as a bot?
Include a link to this automation?
Attach Image by URL
Auto-Expand Links?
Link Usernames and Channel Names?
Schedule At
Zap_id
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Allowed_edit_copy
Conversation ID
Required
Message TS (ID)
Required
Posted By
Content Type
Reply Broadcast
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Channel
Required
Add Zapier app to channel automatically?
Message Text
Required
Send as a bot?
Bot Name
Bot Icon
Include a link to this automation?
Attach Image by URL
Auto-Expand Links?
Link Usernames and Channel Names?
Schedule At
Zap_id
File
Thread
Send Channel Message?
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Channel
Required
Topic
Required
Topic set by
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Status Text
Status Emoji
Expiration Time
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Remove User from Channel
This action removes a specified user from a specified channel in Slack.
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
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
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Find Public Channel
This action will find a public channel in Slack using either the channel's ID or name.
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
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
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
Create a new record or update an existing record in your app.
URL
Required
Payload_type
Data
Wrap Request In Array
File
Unflatten
Basic Auth
Headers
Action
This is an event a Zap performs.
Write
Create a new record or update an existing record in your app.
For AI agents & developers
Use Slack and Webhooks by Zapier with AI agents and code
Beyond Zap workflows. Call Slack and Webhooks by Zapier actions directly from your AI client or your codebase, using the same 9,000+ app integrations Zapier already runs.
No code
Connect via Zapier MCP
Expose Slack and Webhooks by Zapier actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Add Reaction
Custom Request
Works with
Claude · ChatGPT · Cursor · any MCP-compatible client
There is no Python package yet. SDK is TypeScript-only (@zapier/zapier-sdk). The MCP server URL is personal to your account; get it at zapier.com/mcp.
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The average user takes less than 6 minutes to set up a Zap
Practical ways you can use Slack and Webhooks by Zapier
Receive Slack alerts for webhook requests
Stay informed about critical webhook activity. When a request is caught by a webhook, Zapier can post an alert in Slack, helping you stay on top of system events or triggers that may impact your business operations.
Streamline monitoring tasks by ensuring webhook responses are instantly visible. Zapier can trigger a message in a Slack channel every time specific conditions are met on a webhook URL, helping engineers respond faster to changes or issues.
Stay updated on system events in real time by integrating webhooks with Slack. When a URL is triggered for a webhook request, Zapier can automatically post a message to your Slack workspace, ensuring you never miss crucial system updates.
Learn how to automate Webhooks by Zapier on the Zapier blog
Make work flow with AI
Level up your Slack to Webhooks by Zapier integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.
Frequently Asked Questions about Slack + Webhooks by Zapier integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Slack and Webhooks by Zapier
How do I set up a webhook in Zapier for Slack?
To set up a webhook for Slack in Zapier, start by creating a new Zap and choose Webhooks by Zapier as the trigger app. Select 'Catch Hook' or 'Retrieve Poll' as the event. Copy the generated custom webhook URL and integrate it into your Slack settings where needed. Finally, complete the Zap setup by adding your desired actions in Slack.
Can I trigger a Slack message from an external event using Zapier webhooks?
Yes, you can trigger a Slack message from an external event using Zapier webhooks. Set up a webhook trigger in your Zap to catch data from your desired external app or service. Then, add an action within the same Zap using Slack to send channel messages or direct messages.
What types of events can be captured by webhooks for use with Slack on Zapier?
Our webhooks can capture various types of events including form submissions, new records created in databases, payment confirmations from e-commerce platforms, or any system that provides webhook capabilities. You can then use these captured events to automate actions within Slack like posting messages or updating channel topics.
Is it possible to update a Slack user's status through a webhook integration on Zapier?
Currently, our integration does not support updating a user's status directly through webhooks via Zapier due to limitations on available actions. We recommend checking our integration page for updates and exploring other actions you can perform with webhooks.
How do I handle errors when a webhook fails to initiate an action on Slack through Zapier?
If you encounter errors when initiating an action on Slack via our webhook integration, examine the detailed logs provided by the Webhook's history page on your dashboard. Common troubleshooting steps include verifying network connectivity issues, re-evaluating filter conditions within Zaps, and ensuring correct payload formats.
Can I use one webhook URL for multiple triggers in different Zaps when working with Slack?
It's generally advisable to use unique webhook URLs for each trigger-Zap pair since each URL is dedicated to tracking specific data flows efficiently. However, if you need multiple triggers based on similar data input scenarios across different Zaps, strategizing URL usage wisely could warrant effective results.
Are there limits on how many webhooks we can use with our Slack integrations on Zapier?
We do impose some restrictions that monitor fair usage practices but effectively allow substantial flexibility for general operations without exceeding normal consumption patterns per account level's allocated tasks and zaps limits. Periodically reviewing these thresholds ensures optimal automation performance.
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.
Webhooks simply POST data (or JSON) to a specific URL every time we see something new. Webhooks can also accept data (or JSON) to kick off a workflow in Zapier.
