gee thanks is not in our dictionary (yet). Here's what it could mean:

Results generated using artificial intelligence.

interjection

An exclamation used to express mild gratitude or appreciation, often with a tone of surprise; can also be used sarcastically to convey disappointment or annoyance.

Examples are provided to illustrate usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Like? Gosh! This is my lucky day. Well, gee, thanks, Miss....”

From "A Tree Grows in Brooklyn" by Betty Smith

You stayed late to help me finish the project? Gee thanks, I really owe you one!

From AI