Practical

How to use ChatGPT to write a cover letter that doesn't sound like ChatGPT

By the Keep Your Head desk · About a 7-minute read

Recruiters now read AI-written cover letters all day, and they can smell the default voice a paragraph away: "I am excited to apply…", "I am confident that my skills align…", the word passionate doing unpaid overtime. The fix isn't asking AI to "sound more human." It's changing what you ask for.

Why the obvious approach fails

The obvious approach — paste the job ad, type "write me a cover letter" — produces the most average possible cover letter. That's not a glitch; it's literally what the tool does. It generates the statistically typical response, and the statistically typical cover letter is generic, adjective-heavy, and interchangeable with 200 other applicants who typed the same thing. When everyone uses the same shortcut, the shortcut's output becomes the thing that gets you filtered out.

What a cover letter actually has to do is narrow: show you understood this job, connect it to two or three specific things you've done, and sound like a person the reader wouldn't mind working with. AI genuinely helps with all three — as long as you keep the one job it can't do: only you know what you've actually done and how you actually talk.

So the process below uses AI as an interviewer and editor, not an author. Three steps, about 20 minutes, and the letter that comes out is yours.

Step 1: Make the AI interview you (this is the whole trick)

Don't ask for a letter. Ask for questions. Paste this, then the job description:

I'm applying for the job below. Don't write anything yet.
First, read the job description and ask me 5 short questions,
one at a time, to pull out the most relevant specific things
I've actually done. Push for concrete details and numbers,
not qualities. Here's the job description:

[paste job description]

Then answer the questions the way you'd answer a friend — typos, half-sentences, whatever. Real details come out of you conversationally that would never make it into a blank-page draft: the project you rescued, the number you improved, the thing customers said about you. This raw material is what makes the final letter impossible for other applicants to duplicate — because it happened to you, not to the model.

Step 2: Ask for a draft with the guardrails on

Now — same conversation, so it remembers your answers — ask for the draft with explicit bans on the AI-voice tells:

Now write a cover letter using only what I told you. Rules:
- Under 250 words, 3 paragraphs.
- Open with something specific about the role or company,
  never "I am excited to apply."
- Use 2-3 of my concrete examples with the real details.
- Plain, direct sentences. No "passionate," "thrilled,"
  "align," "leverage," "dynamic," or "fast-paced environment."
- Nothing my resume already says word-for-word.
- Sound like a competent person writing an email,
  not a formal essay.

Word bans matter more than "sound human." "Sound human" is vague, and the model just performs a different cliché. Banning the specific tells forces different — and better — sentences. Add your own bans as you spot them; everyone's least favorite AI word is different.

Step 3: The read-aloud pass (five minutes, non-negotiable)

Read the draft out loud, once. Anywhere you stumble, or hear a sentence you would never say across a table — that's what you rewrite, in your own words, even if your version is clunkier. Clunky-but-real beats polished-but-generic in a stack of AI-polished applications; a slightly imperfect human voice is now a differentiator. Then do three checks:

The swap test: could this letter be sent to a different company by changing one line? If yes, it's still too generic — go back to step 2 and force more of your specifics in.
The truth test: is every claim something you can back up, out loud, in the interview? AI inflates cheerfully ("led" where you "helped," "expert" where you "used once"). You're the one sitting in the chair when they ask about it. And check every fact it kept — AI can garble your own numbers and job titles between draft and final.
The name test: company name, role title, hiring manager's name if you have it — correct and consistent? (AI will happily leave "[Company]" placeholders sitting in the middle of a paragraph.)

What you should end up with

A 200–250 word letter where the opening shows you actually read the job ad, the middle is two or three things only you could claim, and the whole thing sounds like you on a good day. The AI did the structure, the pace, and the blank-page problem. You did the substance and the voice. That division of labor — AI drafts, you decide — is the same one that works for almost everything else, which is roughly the thesis of this entire site.

One last honesty note: a good cover letter gets you a fair read, not a job. Anyone promising an "AI cover letter that gets you hired" is selling the hype we exist to deflate. This just makes sure the two minutes a recruiter gives you aren't wasted on "I am excited to apply."

Keep your head

If the letter could have been written by any of the other 200 applicants using the same tool, it effectively was. The details only you can claim are the letter.

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