How does Google AI serve the needs of marketers looking to maximize search ad performance amidst billions of searches on Google every day?

Google AI serves the needs of marketers looking to maximize search ad performance amidst billions of searches on Google every day in several ways:

1. Understanding User Intent: Google AI uses machine learning algorithms to understand the intent behind a user's search query. This helps in showing the most relevant ads to the user, thereby increasing the chances of the ad being clicked.

2. Automated Bidding: Google AI uses machine learning to automatically adjust bids for each auction in real-time. This is based on a wide range of signals like device, location, time of day, etc., which helps in maximizing the return on investment.

3. Smart Campaigns: Google AI powers Smart Campaigns, which are specifically designed for small businesses. It automates ad creation, targeting, and bidding, which saves time and improves ad performance.

4. Responsive Search Ads: Google AI tests different combinations of headlines and descriptions and learns which ad creative performs best for any search query. This helps in delivering better ad performance.

5. Predictive Capabilities: Google AI can predict future actions of users based on their past behavior. This helps in showing the right ad to the right user at the right time.

6. Performance Planner: Google AI powers the Performance Planner tool, which uses machine learning to forecast the performance of the ad campaigns.

7. Local Campaigns: Google AI helps businesses with physical locations to drive more visits to their stores. It optimizes where your ads appear across Google's properties.

8. Discovery Campaigns: Google AI helps in reaching users across Google's feed-based surfaces. It uses machine learning to determine when to show your ad based on what's most relevant to what the user is currently doing.

In conclusion, Google AI plays a crucial role in maximizing search ad performance by automating and optimizing various aspects of ad campaigns.