> ## 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.

# DevinApi.SessionPurpose

> Purpose of a child session spawned by a parent (brain callers only).

Propagated to the session via `additional_args["purpose"]`.

```typescript
type SessionPurpose = typeof void[keyof typeof void]
```


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