The SEO Insights Blog

Google's John Mueller responds to the trend of mirroring HTML pages with markdown versions for AI SEO.

Google cautions against separate AI markdown for websites

Google’s John Mueller advised against creating separate markdown versions for AI agents, stating properly made websites...

Saeed Ashif Ahmed

July 7, 2026

Google's Open Knowledge Format Could Work For Websites, Too

Google Releases Open Knowledge Format for AI Website Interpretation

Google’s internal Open Knowledge Format (OKF) may enable public websites to create structured knowledge graphs for AI ag...

Palumbo Angela

July 6, 2026

Lighthouse Fails Your Llms.Txt Without Markdown Links

Lighthouse Audit Fails llms.txt Files Without Markdown Links

Lighthouse’s new Agentic Browsing audit requires markdown link syntax in llms.txt files, causing valid plain-text files...

Saeed Ashif Ahmed

July 3, 2026

Google Reaffirms HTML for SEO, Downplays Localized Subdirectories

1 min read

Google Reaffirms HTML for SEO, Downplays Localized Subdirectories

Google’s John Mueller and Martin Splitt confirmed HTML is the SEO standard over Markdown and localized subdirectories of...

Saeed Ashif Ahmed

June 23, 2026

Markdown is seen as future-proofing for websites. Google says it may be stripping away what search needs.

Google Officials Warn Markdown Harms AI SEO Ranking Potential

Google’s John Mueller and Martin Splitt explained why markdown for AI SEO is counterproductive, stripping away crucial H...

Saeed Ashif Ahmed

June 16, 2026

Google Clarifies Markdown Use for Developer Docs, Not General SEO

Google Clarifies Markdown Use for Developer Docs, Not General SEO

John Mueller explains Google uses Markdown for developer documentation to aid AI, but cautions against its use for most...

Palumbo Angela

May 20, 2026