JMeter will create test sample objects and store them directly into your test plan as you go (so you can view samples interactively while you make them). Ensure you read this wiki page to setup correctly JMeter. To use the recorder, add the HTTP(S) Test Script Recorder element to the workbench. Select the WorkBench element in the tree, and right-click on this element to get the Add menu (Add --> Non-Test Elements --> HTTP(S) Test Script Recorder). The recorder is implemented as an HTTP(S) proxy server. Regular Expressions.