5 minutes seems like barely enough time to complete any given task, let alone actually try it out. $40/mo for a capped plan seems steep, but maybe I'm not your target customer. Best of luck!
The free edit mode has all of the features of run mode, and lets you fully test the skill. The only difference is that inside of a loop it will ask you to click to continue.
A lot of AI tools promise the world and don't deliver. We explicitly don't want anyone to pay us until they're sure Autotab can do their task, even though the model costs during editing are actually much higher than during runtime.