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 Microsoft To Do with Slack - no code necessary. See how you can get setup in minutes.
100%
Help
Microsoft To Do
Microsoft To Do
1. Choose trigger event
Slack
Slack
2. Choose action
1. Select the event
Setup
Test
Microsoft To Do
Choose a trigger event
Choose a trigger
A trigger is the event that starts your Zap—like a "Completed Task" from Microsoft To Do.
Add your action
An action happens after the trigger—such as "Add Reaction" in Slack.
You’re connected!
Zapier seamlessly connects Microsoft To Do 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 Microsoft To Do and Slack with AI agents and code
Beyond Zap workflows. Call Microsoft To Do 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 Microsoft To Do and Slack actions as tools in any MCP client. Authenticate once, then call them in natural language.
Example actions on this page
Create List
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
Practical ways you can use Microsoft To Do and Slack
Track new task creation in Microsoft To Do via Slack.
Manage your to-do lists effectively. When a new task is created in Microsoft To Do, Zapier sends an update to a designated Slack channel. This simplifies oversight and ensures your whole team knows what’s on the agenda.
Send task completion notifications to a Slack channel.
Get instant visibility into task updates. When a task is marked as complete in Microsoft To Do, Zapier sends a notification to a designated Slack channel. This ensures team members stay informed without needing to check multiple platforms.
No more missed deadlines. When a task in Microsoft To Do is overdue, Zapier automatically sends a reminder to a specific Slack channel. This keeps your project timelines on track and ensures accountability across the team.
Learn how to automate Microsoft To Do on the Zapier blog
Learn how to automate Slack on the Zapier blog
Make work flow with AI
Level up your Microsoft To Do 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 Microsoft To Do + Slack integrations
New to automation with Zapier? You're not alone. Here are some answers to common questions about how Zapier works with Microsoft To Do and Slack
How can I integrate Microsoft To Do with Slack for task updates?
We have set up triggers in Slack that allow you to receive notifications or task updates directly from Microsoft To Do. You can configure these triggers to notify you about due dates, task completions, and comments.
Can I create tasks in Microsoft To Do from Slack messages?
Yes, you can set up an action where a specific emoji reaction or command in Slack automatically creates a new task in your Microsoft To Do list.
What are some popular actions I can automate between Slack and Microsoft To Do?
Some popular actions include creating a new task in Microsoft To Do when a message is starred in Slack, marking tasks as complete when certain keywords are used, and sending a Slack reminder when a due date is approaching.
How do I customize which tasks trigger Slack notifications?
You can customize your integration by selecting specific lists or labels from Microsoft To Do that will trigger notifications in Slack. Adjust these settings to focus on high-priority tasks for more efficient workflow.
Is it possible to receive daily summaries of my tasks on Slack using this integration?
Absolutely, you can configure the integration to send daily summaries of your outstanding or upcoming tasks straight into your designated Slack channel. This helps keep team members aligned without having to open multiple apps.
Can the integration help with tracking task completion in both apps?
The integration allows updates made on either platform—whether marking a task as done or adding progress—to sync automatically. This ensures consistency across both Microsoft To Do and Slack without needing manual updates.
What should I do if the triggers stop working unexpectedly?
If any triggers stop working, first ensure your connection settings between Microsoft To Do and Slack are correct. Check for any updates or changes needed within our integrations platform that might affect the functionality.
About Microsoft To Do
Microsoft To Do is an intelligent task management app that makes it easy to plan and manage your day. With its intelligent Suggestions, To Do removes all the clutter and empowers you to focus on what's important, when it's important.
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.
