ChatGPT Unleashed: 25 Subject Line Prompts for Higher Open Rates

Joe Honest
3 min readMar 30, 2023

By leveraging these prompts, your subscribers won’t stand a chance.

Photo by Cytonn Photography on Unsplash

In my latest Medium article, “Best ChatGPT Prompts for Email Marketing”, I gave you a sneak peek into how prompts can take your email marketing game to the next level.

In this one, I’ll be diving deeper into subject line prompts. This is mostly a consultation piece, so I won’t be wasting your time with useless fluff :)

Feel free to mix, tweak, or customize these to suit your brand’s unique voice and style. That’s the secret sauce to mastering ChatGPT prompts.

25 Subject Line Prompts for ChatGPT

  1. Generate a catchy subject line for an email promoting a 25% off sale on our new product line.
  2. Create a subject line that evokes curiosity for a newsletter revealing our latest industry insights.
  3. Write a subject line for an email inviting recipients to an exclusive webinar on marketing strategies.
  4. Craft a subject line for a re-engagement email targeting inactive subscribers.
  5. Compose an attention-grabbing subject line for an email announcing a limited-time free trial offer.
  6. Dream up a subject line for a last-minute flash sale that…

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Joe Honest
Joe Honest

Written by Joe Honest

A big & messy mix of thoughts, ideas, and personal experiences.