Can people tell if you wrote something using ChatGPT?

If you just copy and paste - yes. Here are some phrases commonly used by AI you may have noticed:

Unleash
Unveil
Unlock
Uncover
Unwavering
Unfortunately
Underscores
Enhance
Ensure
Embark (on a journey)
Elevate
Fostering
Upscale
Delve
Crucial
Conveying
Cutting edge
Essential
Important
Transform
Skyrocket
Supercharge
Demystify
Beacon
Illuminate
Innovation
In this article,…
In an industry…
In a realm/world where…
In the landscape of,
In conclusion
Remember,
It is important to understand
It’s worth mentioning that…
Let’s delve in
However
Welcome to…
Comprehensive
Committed
Journey
Whether you need ___, ____, or ___…
From ____ to ____…

Say hello to…