AI cover letters: a fast method that still sounds like you
An AI cover letter takes thirty seconds to produce and about as long for a recruiter to recognise. The difference between a letter that helps and one that hurts is ten minutes of your own input and editing.
Step 1: give it three things
- The job advert, in full.
- Your CV, or the two experiences most relevant to this role.
- Your reason for this company, in one rough sentence of your own. This is the part AI cannot invent credibly.
Step 2: ask for the right shape
Ask for 200 to 250 words in four short paragraphs: why this role and company, your strongest matching experience with a result, a second match to another requirement, and a one-line close. Say "plain language, no clichés, do not add facts that are not in my CV".
Step 3: edit like this
- Rewrite the first sentence yourself. It sets the voice.
- Check every fact against your CV.
- Cut the giveaways: "I am excited to apply", "aligns perfectly", "dynamic", "passionate", "proven track record".
- Add one specific detail about the company that is not in the advert.
- Read it aloud. Change anything you would not say in an interview.
Tone settings that help
For banks, law and consulting, ask for a formal, direct tone. For start-ups and creative roles, ask for a warmer, shorter letter. In both cases concrete beats enthusiastic.
When to skip the letter
If the form marks it optional and you have nothing specific to say, a strong tailored CV is enough. A generic letter adds nothing.
PrepperApply writes a letter for each role from your CV and the advert, lets you choose tone and length, and offers one-click edits such as "shorter" or "more direct". The structure behind it is explained in how to write a cover letter.
Frequently asked questions
Can employers tell a cover letter was written by AI?
Often, from generic phrases and a lack of specifics. A letter with real details and your own opening sentence reads as yours, however it was drafted.
How long should an AI-written cover letter be?
The same as any cover letter: 200 to 300 words, or about half a page.
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