Is SEODoc really free?

Yes. SEODoc is free to use. No sign-up, no credit card, and no limits on audits.

How many pages does it crawl?

SEODoc finds and checks up to 100 pages per audit using your sitemap and internal links.

What does each score measure?

Nine areas: titles and tags, speed, security, schemas, content, mobile, links, social tags, and technical SEO. Each gets a score from 0 to 100.

How is the total score found?

Each area has a weight. Titles and technical SEO count the most at 22% each. Speed is 15%, security 12%, and links 10%.

Blog/May 20, 2026•4 min read

Google’s Knowledge Graph Explained: How It Influences SEO & AI Search

Google's Knowledge Graph is a powerful tool that has revolutionized the way we interact with search engines. Since its introduction in 2012, it has become an essential component of Google's search algorithm, influencing the way we find information online. But what exactly is a knowledge graph, and how can you leverage it to improve your brand's online presence and boost your search engine rankings?

What is Google's Knowledge Graph?

Google's Knowledge Graph is a massive database that stores information about entities, including people, places, organizations, and things. It's essentially a vast network of interconnected data that helps Google understand the relationships between different entities and provide more accurate and relevant search results. When you search for something on Google, the Knowledge Graph kicks in, providing a wealth of information about the topic, including images, videos, and related searches.

How Does Google's Knowledge Graph Work?

Google's Knowledge Graph uses a combination of natural language processing (NLP) and machine learning algorithms to extract and interpret data from various sources, including Wikipedia, Freebase, and other databases. When you search for a query, the Knowledge Graph analyzes the data and generates a set of possible answers, which are then ranked and displayed on the search results page.

Here's a simplified example of how the Knowledge Graph works:

You search for "Bill Gates."
The Knowledge Graph analyzes the data and identifies Bill Gates as an entity.
It then retrieves information about Bill Gates from various sources, including Wikipedia and other databases.
The Knowledge Graph generates a set of possible answers, including Bill Gates' biography, notable achievements, and related searches.
The answers are then ranked and displayed on the search results page, along with relevant images and videos.

How Can You Take Advantage of Google's Knowledge Graph?

Now that you know how the Knowledge Graph works, you might be wondering how you can leverage it to improve your brand's online presence and boost your search engine rankings. Here are some strategies to get you started:

Optimize Your Entity

Ensure that your brand's entity is complete and up-to-date on Google My Business, Wikipedia, and other relevant sources. This will help the Knowledge Graph understand your brand and provide more accurate information about it.

Use Schema Markup

Schema markup is a type of microdata that helps search engines understand the structure and meaning of your website's content. By using schema markup, you can provide additional context about your brand, products, and services, making it easier for the Knowledge Graph to understand and display relevant information.

Improve Your Website's Content

High-quality, relevant, and engaging content is essential for improving your website's visibility in search engines. Focus on creating content that answers the questions and needs of your target audience, and use schema markup to provide additional context and structure to your content.

Monitor Your Brand Mentions

Keep an eye on how your brand is being mentioned online, including social media, news articles, and reviews. This will help you identify opportunities to optimize your entity and improve your online presence.

SEODoc Audit Tools Surface These Issues Automatically

SEODoc audit tools can help identify issues with your entity, schema markup, and content, providing actionable recommendations to improve your website's visibility and search engine rankings. By leveraging these tools, you can streamline your SEO strategy and focus on creating high-quality content that resonates with your target audience.

Conclusion

Google's Knowledge Graph is a powerful tool that can transform your SEO strategy and improve your brand's online presence. By understanding how the Knowledge Graph works and leveraging strategies like entity optimization, schema markup, and high-quality content, you can unlock the full potential of this technology and boost your search engine rankings. Remember to use SEODoc audit tools to identify and address issues with your entity, schema markup, and content, and stay ahead of the competition in the ever-evolving world of search engine optimization.