Head to head

restofworld.org vs openstax.org

restofworld.org is more readable to AI, 72 against 54 out of 100. Both were measured with the same audit: robots.txt policy for 48 AI agents, live requests under four crawler user agents, and a JavaScript-free read of the homepage.

restofworld.org 72/10072restofworld.org

Scanned 1 hour ago · full report

openstax.org 54/10054openstax.org

Scanned 1 hour ago · full report

Where the difference is by dimension

Dimensionrestofworld.orgopenstax.org
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all. What h…
21 / 4040 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
22 / 255 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
20 / 205 / 20
Attribution
Signals that let an answer engine name the author, date the content, resolve the publisher, and…
7 / 151 / 15

The measurements side by side

Measurementrestofworld.orgopenstax.org
Answer engines blocked30
Training crawlers blocked100
Refuses AI agents at the edgeyesno
Words of text without JavaScript2,2041
Structured datayesno
Sitemapyesyes
llms.txtnono

restofworld.org blocks anthropic-ai, Applebot-Extended, Bytespider, CCBot, ChatGPT-User, ClaudeBot, cohere-ai, FacebookBot, Google-Extended, GPTBot, omgili, omgilibot, PerplexityBot, Scrapy.

openstax.org blocks no tracked AI crawler in robots.txt.

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