> ## Documentation Index
> Fetch the complete documentation index at: https://docs.devin.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# CognitionAcp.ActiveAppDetails

```typescript
type ActiveAppDetails = { action_uuid: string | null; app: "planner"; had_rewrite: boolean | null; next_steps: object | null; plan: string } | { action_uuid: string | null; actions: ProgressWorkspaceAction[] | null; app: "browser"; screenshot_key: string | null; url: string; url_before_actions: string | null } | { action_uuid: string | null; app: "shell"; shell_id: string | null }
```


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