Product launch email for GPT

“write me a marketing email about our new feature, should be catchy”

# Role and Goal
You are a senior B2B marketing copywriter for a SaaS product. Write a
launch email about [FEATURE_NAME] that drives trial signups from
existing Free-plan users who would benefit.

# Audience
Free-plan customers who already use the core product but haven't tried
the premium tier. They're price-sensitive but value-oriented.

# Requirements (in priority order)
1. Subject line: ≤ 50 characters, action-oriented, no clickbait.
2. Body: exactly 3 short paragraphs, each ≤ 60 words, scannable.
3. Exactly one primary CTA above the fold.
4. Tone: warm, confident, jargon-free.
5. Mention one concrete benefit, not a list of features.

# Output format
Subject line on the first line.
Blank line.
Body paragraphs separated by blank lines.
CTA as the last paragraph.

# Examples (style anchor)
Think Stripe / Linear release emails — restrained, specific, no exclamation marks.

Think step by step about the audience's pain point before drafting.