Head to head

challenges.fr vs sorbonne-universite.fr

challenges.fr is more readable to AI, 81 against 62 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.

challenges.fr 81/10081challenges.fr

Scanned 5 hours ago · full report

sorbonne-universite.fr 62/10062sorbonne-universite.fr

Scanned 5 hours ago · full report

Where the difference is by dimension

Dimensionchallenges.frsorbonne-universite.fr
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all. What h…
38 / 4028 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
16 / 2520 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
18 / 209 / 20
Attribution
Signals that let an answer engine name the author, date the content, resolve the publisher, and…
4 / 151 / 15

The measurements side by side

Measurementchallenges.frsorbonne-universite.fr
Answer engines blocked20
Training crawlers blocked51
Refuses AI agents at the edgenoyes
Words of text without JavaScript2,9121,878
Structured datayesno
Sitemapyesyes
llms.txtnono

challenges.fr blocks CCBot, ChatGPT-User, Claude-SearchBot, ClaudeBot, Google-Extended, GPTBot, omgili, omgilibot.

sorbonne-universite.fr blocks Scrapy.

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