> For the complete documentation index, see [llms.txt](https://docs.market.thallo.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.market.thallo.io/authentication/environments.md).

# Environments

## URLs

Please contact your account manager or [support@thallo.io](mailto:support@thallo.io?subject=Thallo%20API%20Environment%20Access%20Request) to retrieve the base URL.

## Test Environment

A sandbox environment is available, please request access from [support@thallo.io](mailto:support@thallo.io?subject=Thallo%20API%20Test%20Environment%20Access%20Request)