# ping

Query · GraphQL API

Returns the literal string 'pong'.

## Authentication

- CLIENT
- SERVER
- OAUTH_APPLICATION

## Input

This operation has no inputs.

## Returns `String!`

## Examples

### Ping

Returns the literal string 'pong'.

```graphql
query ping {
  ping
}
```

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[View the complete GraphQL schema on GitHub](https://raw.githubusercontent.com/braintree/graphql-api/refs/heads/master/schema.graphql)