AI Toolkit

Cover Letter AI

Why I built this

I built this tool to explore how AI can be used responsibly in real-world workflows — focusing on input validation, prompt control, and privacy-first deployment rather than blind automation.

Paste a full job description to generate a tailored cover letter with defined tone and length constraints.

You

Job description

Paste the full job posting so the letter stays specific.

Job description

Upload resume (PDF, optional) No file selected Upload PDF

Resume loaded and will be used for personalization

Resume text is processed locally and never stored.

Optional details

Company name (optional)

Role title (optional)

Tone

Word limit

Generated cover letter

Tailored to the job description you provided.

Version history

Last 3 generations

Privacy-first. No data is stored. Input is only used to generate the letter.