Slack ​
Send messages, manage channels, and interact with Slack workspaces.
| Detail | Value |
|---|---|
| Category | Communication |
| Base URL | https://slack.com/api |
| Authentication | Bearer Token |
| Endpoints | 6 |
| Connector key | slack |
Using Slack in a workflow ​
- Go to Connections and click New Connection.
- Pick Slack from the marketplace.
- Enter your credentials (see Authentication above for what's expected).
- In a workflow, drop an API Call node and select this connection.
- Pick the operation you need from the Operation dropdown — see the table below.
Available Endpoints ​
| Endpoint | Summary |
|---|---|
| POST /chat.postMessage | Send a message to a channel |
| GET /conversations.list | List all channels |
| GET /conversations.history | Fetch channel message history |
| GET /users.list | List all users in workspace |
| GET /users.info | Get user profile info |
| POST /reactions.add | Add a reaction to a message |
Each endpoint has its own page with parameter details, an example
API Callnode configuration, and the response shape.