Question 1

What is Source Grader?

Accepted Answer

Source Grader is an AI agent visibility scanner. It crawls your website and evaluates it across 7 categories — schema markup, semantic HTML, machine-readable content, meta tags, agent access policies, structured data feeds, and WebMCP readiness — giving you a score from 0 to 100.

Question 2

How does the scan work?

Accepted Answer

Enter your URL and Source Grader crawls your site, analyzing the HTML source for structured data, semantic elements, meta tags, robots.txt, sitemap, and other signals that AI agents use to understand and recommend businesses.

Question 3

How much does it cost?

Accepted Answer

Scanning is completely free with unlimited scans. For $99 per domain (one-time purchase), you unlock detailed fix instructions with ready-to-use code snippets for every issue found.

Question 4

What is an Agent Visibility Score?

Accepted Answer

An Agent Visibility Score (0-100) measures how well AI agents like ChatGPT, Claude, and Perplexity can read and understand your website. Higher scores mean AI agents are more likely to find, understand, and recommend your business.

Question 5

What are GEO and AEO?

Accepted Answer

GEO (Generative Engine Optimization) and AEO (Answer Engine Optimization) are the successors to traditional SEO. They focus on making your website readable to AI agents and generative search engines like ChatGPT, Perplexity, and Google AI Overviews. Source Grader measures your GEO and AEO readiness across 7 categories.

Question 6

What is llms.txt?

Accepted Answer

llms.txt is an emerging standard — like robots.txt, but for AI. It tells large language models how to read and interpret your site. Source Grader checks whether your site is ready for llms.txt and similar agent protocols.