advertising rates; advertising fee
Refers to the cost charged for placing an advertisement, such as in a newspaper, magazine, or online platform.
The advertising rates for this magazine are very high.
We paid the advertising fee and had a banner placed on the website.
広告費 refers to a company's total spending on advertising, whereas 広告料 is the specific fee paid to a media outlet for running an ad.
Compound of 広告 (advertisement) and 料 (fee, charge).