# getDefaultQueryClient

# Function: getDefaultQueryClient()

```ts
function getDefaultQueryClient(): QueryClient | undefined;
```

Defined in: [packages/lit-query/src/context.ts:72](https://github.com/TanStack/query/blob/main/packages/lit-query/src/context.ts#L72)

Returns the registered default `QueryClient`, if exactly one default client is
available.

## Returns

`QueryClient` \| `undefined`

The default query client, or `undefined` when there is no registered
client or more than one registered client.