trying to understand how AI detectors work at the model level, not the marketing level. what signal are they measuring, perplexity, token probability, something else? and is the disagreement between tools a methodology difference or just noise?
depends on the use case. for templated content like FAQs, product specs, or category descriptions, free tiers are genuinely fine. for anything where voice or distinctiveness matters, you’re spending as much time editing as you would have writing. the math doesn’t work out.