Originality.ai markets itself as the strict, accurate detector that agencies trust. I ran a post I wrote by hand through it. It came back 96% confident that's AI. Here is the result, the irony, and what it means for non-native writers.
Your grammar is right and your writing still sounds flat. The reason is usually rhythm: sentences of the same length, marching in step. Here is how to hear it and how to break the march. The Cadence Test, in full.
I ran a LinkedIn post I wrote by hand through GPTZero. It rated it 100% AI generated, with high confidence. Here is the exact result, why clean non-native copy trips the tool, and what to actually do about it.
Most posts diagnose one reason your English sounds off. This is the full map: every cause, a quick way to spot it in your own writing, and where to go to fix each one. The complete diagnostic guide.
A client runs your original draft through a detector and emails you a number. Panic loses the client. This is the calm, documented response that keeps the work, the payment, and the relationship intact.
Correct English is not the same as confident English. The reader scans your copy in two seconds for three specific signals that decide whether you sound like you know what you're talking about. The Authority Check, in full.
Getting past the application is one thing. What in-house copy teams decide once they are considering you is another. This post covers the five criteria marketing teams actually use, and what non-native writers can do at each one.
Most non-native writers treat their second language as a liability to hide. It's the opposite. Two languages give you three concrete creative moves a monolingual writer cannot make. The Bilingual Lens, in full.
Tool lists are not workflows. The AI writing stack non-native professionals need is four stages, in order, with one rule that decides whether the output sounds like you or like nobody. Inside the post, in full.
A freelance portfolio and an in-house portfolio look similar from the outside. They are evaluated against completely different criteria. This is the structure that wins in-house briefs, with the six sections every hiring manager wants to see.