> ## Documentation Index
> Fetch the complete documentation index at: https://docs.openxswitch.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Sandbox Preview trade returns and fees

> Provides a non-committal estimate of potential returns and trading fees based on the input parameters. This endpoint does not execute any trade but helps users evaluate the outcome of a potential transaction.



## API Specification

The full API specification for this endpoint is available in the [documentation index](https://docs.openxswitch.com/llms.txt).