What is the best way to approach reliability for Prompt Injection?

One thing worth trying with What is the best way to approach reliability for Prompt Injection? is a controlled comparison around approach and reliability. Use the same input for each test and note what changes in the output rather than judging from a single run. The original point — "I am trying to improve my approach to Prompt Injection and could use some practical advice. I am particularly interested in reliability and creative uses. I would like to compare…" — gives a useful starting point for that comparison.

On What is the best way to approach reliability for Prompt Injection?, the part about approach and reliability stands out to me. I would test one small workflow first, keep the variables consistent, and compare the result before changing several things at once. It also gives you a cleaner baseline if you want to compare tools or settings later.