Plain words. Better output.
No magic phrases, no ALL CAPS threats, no tipping the model. Write the way you'd brief a smart colleague.
Clever
Clear
“You are a world-class 10x genius copywriter.”
“You're writing for small-business owners who hate jargon.”
“IMPORTANT!!! NEVER be long-winded!!!”
“Keep it under 120 words.”
“Work your magic on this.”
“Tighten this email and make the ask in the first line.”
“Make it pop.”
“Lead with the benefit, then the price.”
Sources: arXiv ↗ · Anthropic ↗
If a colleague would be confused, so is the model.