Head to head

etymonline.com vs weatherbug.com

weatherbug.com is more readable to AI, 88 against 65 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.

etymonline.com 65/10065etymonline.com

Scanned 16 minutes ago · full report

weatherbug.com 88/10088weatherbug.com

Scanned 4 hours ago · full report

Where the difference is by dimension

Dimensionetymonline.comweatherbug.com
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all, in rob…
38 / 4040 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
17 / 2522 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
9 / 2018 / 20
Attribution
Signals that let an answer engine name the author, date the content, resolve the publisher, and…
1 / 158 / 15

The measurements side by side

Measurementetymonline.comweatherbug.com
Answer engines blocked10
Training crawlers blocked30
Refuses AI agents at the edgenono
Words of text without JavaScript200445
Structured datanoyes
Sitemapyesyes
llms.txtnoyes

etymonline.com blocks CCBot, ChatGPT-User, ClaudeBot, GPTBot, SemrushBot-OCOB.

weatherbug.com blocks no tracked AI crawler in robots.txt.

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