Everyone can smell AI writing now. The giveaway isn't one big thing, it's a hundred small ones. The same sentence length over and over. A dash in every other line. Lists that always come in threes. That weird corporate calm where nothing is ever just good or bad. Once you start noticing it, you can't stop. And if your readers can spot it, so can your customers.
The good news is that AI can absolutely produce writing that reads like a person wrote it. You just have to stop asking it to "sound human" and start giving it the raw material and the constraints a human would actually use.
Here's what works for me.
First, learn to spot the tells
You can't fix a habit you can't name. These are the ones that out AI writing the fastest:
- Every sentence runs about the same length, so the rhythm goes flat.
- Em-dashes everywhere. One or two is fine. Six in a paragraph is a tell.
- The "it's not X, it's Y" move, on repeat.
- Lists of three. Always three, because the model loves a neat triad.
- Throat-clearing and hedging. "It's worth noting that." "In today's fast-paced landscape."
- No specifics. No real names, numbers, dates, or stories, because the model doesn't have any.
- A relentlessly even, agreeable tone. No edges, no opinions, no jokes.
If you read a draft and feel nothing, that list is usually why.
Feed it your voice, not a blank prompt
This is the single biggest upgrade. Stop asking the model to invent from nothing, and give it you.
Paste in two or three things you've actually written. An email, an old post, a Slack rant you fired off when you were annoyed. Tell it to match that voice. Or record a two-minute voice memo where you just talk through the idea the way you'd explain it to a friend, transcribe it, and have the model clean it up instead of rewriting it. The phrasing, the little asides, the way you naturally build an argument, that part is yours. The model is only tidying.
Writing that starts from your own raw material sounds like you, because it is you.
Give it a reader and a job
"Write a blog post about X" gets you mush. Tell it who's reading and what you want them to walk away and do.
Try something like: "Write this for a busy ops manager who's tired of AI hype and just wants to know if this is worth twenty minutes. Be direct, skip the warm-up, and don't oversell it." That one sentence does more than any "make it engaging" ever will.
Name the tells you want gone
Models follow clear instructions well, so just tell it what to stop doing:
"No em-dashes. Vary your sentence length. Cut anything that starts with 'In today's.' Don't use the phrase 'it's not just.' No lists of exactly three. Take a side."
You'll be surprised how much of the robot voice falls away once you call it out directly.
Read it out loud
Oldest editing trick there is, and it catches AI writing instantly. If you stumble over a line, if a sentence sounds like a press release, if you'd never actually say it to a person, cut it or rewrite it. Your ear notices what your eye skims right past.
Add the things a model can't know
Real writing is specific. Drop in a number you actually measured, a client you actually worked with, the thing that broke last Tuesday. The model can't invent your Tuesday. Concrete detail is the quickest way to make a piece feel lived-in instead of generated.
Do the last ten percent by hand
Even a good AI draft still needs you at the end. Swap a few word choices for ones you'd really use. Add one line only you would write. Cut the safest sentence in each section. That final pass is what turns "technically fine" into "sounds like a person," and it takes about five minutes.
About "100% humanized" and AI detectors
You'll see a lot of tools promising to make text "100% undetectable." Be careful there. Detectors are unreliable in both directions. They flag genuine human writing as AI and wave AI writing straight through, all the time. Chasing a green checkmark is chasing a number that barely means anything. And most "humanizer" tools just swap in synonyms until your writing turns clunky and a little bit off.
The goal was never to beat a detector. It's to write something clear, specific, and true to your voice. Do that and the "is this AI?" question quietly stops mattering, because the honest answer is that it doesn't read like it, and it's good.
The short version
Use AI as a drafting partner, not a ghostwriter. Feed it your voice, hand it a real reader, name the tells you want gone, then finish the last stretch yourself. That's how you get writing that happens to be made with AI but reads like it came from a person. Which, by the time you're done, it basically did.