Why can't search engines find direct answers on your site?

Your site lacks opening content that directly addresses user queries. Search engines can't extract clear, concise answers from your pages. Add brief, direct responses at the beginning of your content to help search engines understand what questions you're answering.

What does it mean when llms.txt returns HTML instead of text?

Your llms.txt file is serving HTML content instead of plain text, making it unreadable for AI systems. The server configuration is incorrect. Create a proper plain text llms.txt file and ensure your server delivers it with the correct content type.

How do missing date signals affect your site's search performance?

Your pages lack publication or update dates, making search engines unable to determine content freshness. This hurts rankings for time-sensitive queries. Add visible publication dates and last-modified timestamps to show when your content was created or updated.

Why is content freshness critical for your site's credibility?

Missing date information makes your content appear outdated or unreliable to both users and search engines. Fresh, timestamped content builds trust and authority. Add clear publication dates and update timestamps to demonstrate your content's relevance and accuracy.

What's FAQ Schema and why should your site have it?

FAQ Schema is structured data markup that helps search engines understand your question-and-answer content. Without it, your FAQs won't appear in rich search results. Implement FAQPage markup to make your Q&As eligible for enhanced search features.

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Theorem SEO & AI Visibility Audit

Theorem is a software development services company that delivers custom engineering solutions for enterprises. It provides full-stack development, cloud infrastructure, and digital transformation services with deep technical expertise across multiple industries that help organizations build and scale complex applications.

theorem.dev

SEO + AEO + E-E-A-T combined

53%

Audited March 05, 2026 · 9 pages analyzed

Overall Scores

Area	Score	Grade
SEO	79%	B
AEO (AI Visibility)	27%	F
E-E-A-T	33%	F
Combined	53%	—

Fastest way to fix your site is to use our Custom Connector for Claude Desktop, or other IDEs.

E-E-A-T Breakdown

Signal	Score	Issue
Trustworthiness	41%	Found, No privacy policy link detected, 5 security headers missing, No terms of service link detected, No contact transparency signals detected
Expertise	40%	20 words, 1 headings, 2 outbound links
Authoritativeness	20%	No Organization JSON-LD schema found, No JSON-LD schema types detected, No third-party review or trust signals detected
Experience	21%	No social proof signals detected, Freshness issues, No first-hand experience signals detected

Stobo finds what's broken and generates the fixes

Claude Desktop MCP integration settings showing how to add a custom MCP server

Try these in Claude Desktop

stobo my site: theorem.dev

stobo this article: theorem.dev/blog/my-article

Generate a robots.txt for theorem.dev

stobo my blog: theorem.dev/blog

Recommendations

Freshness issues: no date signals found AEO
Add date markup (datePublished, dateModified) so AI engines know content is current. Stobo generates the JSON-LD.
```
Generate freshness code for theorem.dev
```
llms.txt not found (server returned HTML instead of text) AEO
Create an llms.txt file so AI models can understand what theorem.dev does. Stobo generates one automatically.
```
Generate an llms.txt for theorem.dev
```
No opening content found AEO
Add a direct answer in the first 40-60 words of the page. AI engines pull from the opening paragraph.
```
stobo this site: theorem.dev
```

Track your score over time

We'll re-audit your site in 7 days and email you what changed. Free, automatic.

Embed your audit badge

Show your score on your README or website.

Markdown

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Frequently asked questions

Why can't search engines find direct answers on your site?: Your site lacks opening content that directly addresses user queries. Search engines can't extract clear, concise answers from your pages. Add brief, direct responses at the beginning of your content to help search engines understand what questions you're answering.
What does it mean when llms.txt returns HTML instead of text?: Your llms.txt file is serving HTML content instead of plain text, making it unreadable for AI systems. The server configuration is incorrect. Create a proper plain text llms.txt file and ensure your server delivers it with the correct content type.
How do missing date signals affect your site's search performance?: Your pages lack publication or update dates, making search engines unable to determine content freshness. This hurts rankings for time-sensitive queries. Add visible publication dates and last-modified timestamps to show when your content was created or updated.
Why is content freshness critical for your site's credibility?: Missing date information makes your content appear outdated or unreliable to both users and search engines. Fresh, timestamped content builds trust and authority. Add clear publication dates and update timestamps to demonstrate your content's relevance and accuracy.
What's FAQ Schema and why should your site have it?: FAQ Schema is structured data markup that helps search engines understand your question-and-answer content. Without it, your FAQs won't appear in rich search results. Implement FAQPage markup to make your Q&As eligible for enhanced search features.

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