Blog
The Metaspry blog
Meta tags, social previews, AI crawlers, and the small details that decide whether a page gets shared or skipped.
Featured
Google I/O 2026: every page is now an API endpoint for agents
Information Agents, Universal Commerce Protocol, Generative UI, audio glasses, and a model called Omni. The honest framing isn't 'Google killed the web' - it's 'your meta tags and JSON-LD are now the API agents consume'. With primary-source citations + what to ship this week.
llms.txt in 2026: a cargo cult most tools are afraid to call out
Google does not use llms.txt. The 300k-domain study found zero citation lift. Here is who actually reads it, what it should contain, and why every SEO tool that shows MISSING llms.txt as a red error is participating in misinformation.
Paul Lukic ·
The Google-Extended myth: it doesn't opt you out of AI Overviews
Almost every SEO post gets this wrong. Google-Extended blocks Gemini training data, not AI Overview citation. The actual AI Overview opt-out is nosnippet - and it kills your regular SERP snippet too. Here's the breakdown.
Paul Lukic ·
Anthropic's 3-bot identity problem: blocking ClaudeBot doesn't block Claude
Anthropic now operates ClaudeBot, Claude-User, and Claude-SearchBot as three separate robots.txt identities. Sites that only blocked ClaudeBot still leak content via the other two. Here's the full pattern - and the equivalent OpenAI two-bot trap.
Paul Lukic ·
Open Graph image dimensions for every major platform in 2026
One image won't satisfy every platform. The dimensions that actually work for Facebook, LinkedIn, Twitter, Discord, Slack, and iMessage - with documented fallbacks.
Paul Lukic ·
“Welcome - what Metaspry is for”
Metaspry is a free Chrome extension that audits any page's meta tags, social previews, and crawler signals. Here's the why.
Paul Lukic ·