# RunKind

```ts
type RunKind = "chat" | "agent" | "activity" | "command" | "compact";
```

Defined in: [packages/ai/src/activities/chat/middleware/run-store.ts:207](https://github.com/TanStack/ai/blob/main/packages/ai/src/activities/chat/middleware/run-store.ts#L207)

Kinds of work a host session records.