Insomnia vs Rentgen — powerful API platform vs raw API reality

Insomnia vs Rentgen is one of those comparisons that sounds logical until you actually think about it for more than five seconds. Yes, both deal with APIs, but so does electricity and your toaster, and nobody is comparing those. Insomnia is a proper API platform. You build requests, manage collections, write assertions, run tests, sync with Git, collaborate with teams and generally behave like a responsible adult. It’s structured, repeatable, and absolutely necessary once your API stops being a