Build on the platform that agents and AI call home.

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##use cases: to provide context-aware insights, to auto-escalate critical issues, and more…
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Build the app
you wish existed.

Build AI agents on the platform where work actually happens, using Agent Builder, MCP integration, and the Real-Time Search API, with free developer sandboxes to get you started. Compete across three tracks: Best New Slack Agent, Slack Agents for Good, and Slack Agents for Orgs for a share of $42K in cash prizes, exclusive recognition, and more! Submissions open May 20 at Slack Dev Day and close July 13, with winners announced August 11.

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The latest

Catch up on Slack Devs.

Work today demands an operating system that brings AI, agents, apps, data, and humans together in one conversational interface. That platform is Slack. Slack is no longer just a communication tool, it...
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You’ve built an app that people want to use and that earns their trust. Now it’s time to get it in front of them. Publishing to the Marketplace means your app is available to anyone on Sla...
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A notification lands in a channel. Did the app send it, or did a person?  The answer depends on which token your app used. If it’s a bot token, it’s your app sending it. If it’s a user toke...
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People trust Slack with how they communicate and collaborate at work. When they install your app, they extend that trust to you. Your app’s tokens, client secret, and signing secret each grant a...
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Less Is More: A Slack Approach to ScopesGood permissions protect your users, simplify your app, and make the path to Marketplace listing straightforward. When you submit your app for review, both work...
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Every Slack app starts with a question: what does it need access to? Scopes define the answer: each one grants a specific ability, like reading channels or posting messages. But how do scopes work and...
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Toolbox

Get the tools you need to develop with Slack.

Slack CLI

Create and manage Slack apps from the command line. Manage your app’s full lifecycle, from development to deployment.

Bolt frameworks

Focus on your app features with foundation prebuilt.

Agents

Create an agent for Slack with ready-to-use building blocks.

Slack SDKs

Cut down on boilerplate code and build app foundations yourself.

Developer sandbox

Explore all features within an Enterprise organization environment.

Code samples

Jumpstart your projects with ready-to-use examples.

Block Kit Builder

Prototype and preview message layout visually.
View all tools

Developer stories

Get inspired and see what developers are building with Slack.

Paolo Sambrano: From Modding to Salesforce + Slack Mastery
4 min read

Paolo Sambrano: From Modding to Salesforce + Slack Mastery

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Daniel Sadavoy: Building Agents with Slack
6 min read

Daniel Sadavoy: Building Agents with Slack

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Rootly: Transforming Incident Management with Slack
4 min read

Rootly: Transforming Incident Management with Slack

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Chance Martin: Customizing Communications with Salesforce + Slack
5 min read

Chance Martin: Customizing Communications with Salesforce + Slack

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Learning resources

Explore our collection of tutorials, learning paths, and more.

learning-path

24 Days of Building with Slack

24 Days of Building with Slack is a collection of bite-sized, daily lessons to help you learn, experiment, and get inspired on the Slack platform.

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workshop

Building AI Apps in Slack with Bolt JS

Like talking to your work bestie, 24/7.

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sample-app

AI Agent App

A template for building AI-enabled apps with Bolt for JavaScript.

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tutorial

AI Code Assistant with Hugging Face

A tutorial that implements a code assistant with a Hugging Face LLM model.

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