--- title: answerPreCheckoutQuery description: Bots only. Sets result of a pre checkout query --- ## Method: answerPreCheckoutQuery [Back to methods index](index.md) YOU CANNOT USE THIS METHOD IN MADELINEPROTO Bots only. Sets result of a pre checkout query ### Params: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |pre\_checkout\_query\_id|[long](../types/long.md) | Yes|Identifier of the pre-checkout query| |error\_message|[string](../types/string.md) | Yes|Error message, empty on success| ### Return type: [Ok](../types/Ok.md)