By default, Mockoon's mock APIs will listen to all available network adapters, often described as
0.0.0.0. It means that your mock server will be available on all your adapter as
127.0.0.1, your local IP address
You can configure each environment to listen on
127.0.0.1, and thus
localhost too, by checking a simple option.
Open the Environment Settings by clicking on the tab at the top of the window:
Enable the Localhost Only option by ticking the checkbox.
You may need to restart your environment for the change to take effect.
Your mock API will now be available on
When using the CLI, you can choose a specific adapter to listen to (e.g.
192.168.1.1) by using the
--hostname flag with the