You should explore Google AdSense. Google AdSense often provides competitive rates. You can also try Media.net. Media.net is popular for good CPM rates. You should consider Ezoic as well. Ezoic uses AI to boost ad revenue. AdThrive is another excellent option. AdThrive works well for high-traffic sites. You can look into Monumetric. Monumetric is ideal for smaller publishers. You should also research niche-specific networks. Niche networks sometimes offer higher CPM. You must test different networks. Testing helps you find the best rates. Always focus on quality traffic. Quality traffic increases your CPM significantly.