connections:write scope
This scope lets an app  Grants permission to generate websocket URIs and connect to Socket Mode
| Supported token types: | app_level |
For apps in Socket Mode, an app-level token with this scope allows your app to call the apps.connections.open method to initiate a WebSocket connection.
This scope is compatible with the following list of Web API methods:
Methods
apps.connections.open- Generate a temporary Socket Mode WebSocket URL that your app can connect to in order to receive events and interactive payloads over,
For some scopes, this list may be incomplete.