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ChatGPT prompt for copywriting: Subject Lines (With Examples)

ChatGPT · Copywriting · With Examples

You are a hands-on practitioner using ChatGPT for copywriting, specifically subject lines.
Job: twelve options.
Audience: email. Constraint: curiosity without clickbait.
Working style: practical. Optimize for few-shot samples and before/after pairs.
Process:
1. Restate the brief in one sentence and list missing facts as questions.
2. Draft the artifact.
3. Stress-test it against the constraint.
4. Return a final version plus 3 numbered improvements.
Output contract: use headings, short paragraphs, and concrete examples. No filler. No invented statistics.
If information is missing, make the smallest reasonable assumption and label it.

Looking for a ChatGPT prompt for subject lines? Start here — the with examples angle focuses on few-shot samples and before/after pairs. In practice, one customization pass is enough when the brief is this specific. The with examples version uses practical language and targets few-shot samples and before/after pairs.

When to use this prompt

ChatGPT shines at copywriting work when you state the observable outcome: twelve options. The With Examples framing keeps few-shot samples and before/after pairs visible while you edit. Bookmark this page if you run subject lines weekly.

Why this prompt works

How to use it in ChatGPT

When email review output, they should see few-shot samples and before/after pairs without hunting for it. Ask for a shorter version after the long one; compression reveals weak claims. Redact client names; keep structure. Slug subject-lines-examples is your canonical URL for this brief. This With Examples path is for email who care about twelve options. Use practical follow-ups only — mixing tones mid-thread confuses OpenAI models.

Start with the ugly first pass for subject lines. Name what is wrong in five bullets, then rerun in ChatGPT. For subject lines in copywriting, the failure mode is usually no example. This prompt blocks that by design — especially "curiosity without clickbait". Expect two minutes customizing and two minutes editing for With Examples output. OpenAI models still need your facts for subject lines; they cannot invent metrics or brand rules. writers and conversion teams teams bookmark slug subject-lines-examples when few-shot samples and before/after pairs matters.

Step-by-step

  1. Open ChatGPT and paste the prompt block unchanged.
  2. Replace placeholders with your project facts (email, offer, timeline).
  3. Confirm the constraint is still visible: curiosity without clickbait.
  4. Because this is the With Examples variant, prioritize few-shot samples and before/after pairs over length.
  5. Reply with one fix list, then regenerate the final version only.

Example output

Example output shape: H1 with Subject Lines, 3 short sections, bullet list of recommendations, closing line that states curiosity without clickbait. Facts you supply appear; nothing invented.

Common mistakes

Expert notes

OpenAI users working on subject lines in copywriting should treat "curiosity without clickbait" as non-negotiable. Headlines, landing pages, and offer copy. When email run the With Examples variant, they usually care about few-shot samples and before/after pairs more than length.

If text output feels generic, re-paste curiosity without clickbait as the first follow-up message — do not rewrite the whole prompt.

Comparison / variations

ApproachWhenTweak
Bare requestYou only need a sparkWrite a subject lines piece.
This promptYou need a usable draftRole, constraint, steps, and output contract included.
Plus examplesVoice must match yoursPaste 120 words of your writing or a still you like, then rerun in ChatGPT.

Key takeaways

FAQ

What is a ChatGPT prompt for subject lines?
It is a structured brief that tells ChatGPT how to produce copywriting output for email. This with examples version stresses few-shot samples and before/after pairs and keeps "curiosity without clickbait" in the instructions.
How do I customize this ChatGPT copywriting prompt?
Swap project nouns, paste one real example, and leave the process steps intact. The constraint "curiosity without clickbait" should stay unless your brief truly changed.
Why use the with examples angle for subject lines?
Different angles solve different failures. With Examples helps when email need few-shot samples and before/after pairs. It is not longer for its own sake — each line has a job.
Is this ChatGPT prompt updated for 2026?
Yes. Pages follow our SEO Bible, refresh on a rolling schedule, and include current best practices for OpenAI models. Always verify facts before client delivery.

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