# QueryClientContext

```ts
const QueryClientContext: Context<QueryClient | undefined>;
```

Defined in: [preact-query/src/QueryClientProvider.tsx:9](https://github.com/TanStack/query/blob/main/packages/preact-query/src/QueryClientProvider.tsx#L9)

The context that `useQueryClient` reads from. `QueryClientProvider` is the normal way to set it.