# Testing
Available in plans >= medium
This page includes all needed information to make sure your test environment works before deploying to production.
# Sandbox API Keys
An API request sent with a sandbox api key is automatically identified as a request in sandbox mode. All request with sandbox keys will respond with dummy data.
Request Counting
Requests done with sandbox keys do not count against your quota
Please note that the requests are still shown in the graph on the dashboard. You can select only your live key if you want to filter them out.
# Response
All requests to will respond with random values for each currency. All other functionality is the same (e.g. filtering, converting)
The /currencies
endpoint will respond with only three currencies.