Top companies trust Zapier to automate work that solves their unique business problems—no coding required.
How Zapier works
Zapier makes it easy to integrate Buffer with Slack - no code necessary. See how you can get setup in minutes.
100%
Help
Buffer
Buffer
1. Choose trigger event
Slack
Slack
2. Choose action
1. Select the event
Setup
Test
Buffer
Choose a trigger event
Choose a trigger
A trigger is the event that starts your Zap—like a "New Channel" from Buffer.
Add your action
An action happens after the trigger—such as "Add Reaction" in Slack.
You’re connected!
Zapier seamlessly connects Buffer and Slack, 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.
Conversation ID
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Conversation ID
Required
Message ID (ts)
Required
Action
This is an event a Zap performs.
Search
Find existing data in your app
Search Query
Required
Sort By
Sort Direction
Include Bot Messages in Search Results?
Action
This is an event a Zap performs.
Search
Find existing data in your app
ID
Required
Return Raw Results?
Action
This is an event a Zap performs.
Search
Find existing data in your app
Username
Required
Return Raw Results?
Action
This is an event a Zap performs.
Search
Find existing data in your app
For AI agents & developers
Use Buffer and Slack with AI agents and code
Beyond Zap workflows. Call Buffer and Slack 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 Buffer and Slack actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Create Idea
Add Reaction
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.
Zapier is the automation platform of choice for 87% of Forbes Cloud 100 companies in 2023
93%
Customers who say using Zapier has made them better at their job
25m
Customers have created over 25 million Zaps on the platform
6 mins
The average user takes less than 6 minutes to set up a Zap
Connect Buffer 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.
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.
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.
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.
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.
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.
Learn how to automate Buffer on the Zapier blog
Learn how to automate Slack on the Zapier blog
Make work flow with AI
Level up your Buffer to Slack integration with AI. Extract, summarize, and transform your integration data with leading AI models like OpenAI, Anthropic, and more.
Frequently Asked Questions about Buffer + Slack integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Buffer and Slack
How do I integrate Buffer with Slack using Zapier?
To integrate Buffer with Slack, first ensure you have accounts on both platforms. In our Zapier dashboard, select Buffer and Slack as the apps you wish to connect. Choose a trigger from Buffer, such as 'New Post', and an action in Slack like 'Send Channel Message'. Follow the prompts to authorize both applications and configure your desired settings.
Can I set up notifications in Slack for when a new post is added in Buffer?
Yes, you can set up a Zap where the trigger is 'New Post' in Buffer, and the action is 'Send Channel Message' in Slack. This way, whenever a new post is added to your Buffer queue, you'll receive an instant notification in your chosen Slack channel.
Is it possible to customize the message sent to Slack when a new post is scheduled in Buffer?
Absolutely! When setting up your Zap, after selecting 'New Post' in Buffer as the trigger and 'Send Channel Message' in Slack as the action, you'll be able to customize the message content using data from the post. You can include elements like post text, links, and any hashtags used.
What kind of triggers are available for Buffer with this integration?
In our integration setup through Zapier, commonly used triggers for Buffer include 'New Photo', 'New Item', or 'New Post'. Each trigger represents an event that will initiate actions within connected apps like Slack.
Are there any restrictions on who can receive messages via Slack from this integration?
Messages can be sent to any public channel or direct message within your workspace. However, private channels require specific permissions from those channel members before our app can send messages there.
How often does Zapier check for new items or posts on my Buffer account?
Our system checks for new activity according to your Zap plan's update frequency. For most plans, Zaps check every 5-15 minutes depending on user settings.
If there's an error with the integration between Buffer and Slack, what steps should I take?
First, ensure that both accounts are properly authorized on our platform. Check whether any recent changes were made that might affect permissions or settings. Review our troubleshooting guide or contact support if needed.
About Buffer
Manage your social media marketing together with Buffer's tools to schedule posts, analyze performance, and publish to a half-dozen social networks from one app.
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.
