Head to head

kottke.org vs psypost.org

kottke.org is more readable to AI, 88 against 81 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.

kottke.org 88/10088kottke.org

Scanned 4 hours ago · full report

psypost.org 81/10081psypost.org

Scanned 4 hours ago · full report

Where the difference is by dimension

Dimensionkottke.orgpsypost.org
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all. What h…
40 / 4040 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
19 / 2517 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
20 / 2020 / 20
Attribution
Signals that let an answer engine name the author, date the content, resolve the publisher, and…
9 / 154 / 15

The measurements side by side

Measurementkottke.orgpsypost.org
Answer engines blocked00
Training crawlers blocked10
Refuses AI agents at the edgenono
Words of text without JavaScript6,786403
Structured datayesyes
Sitemapyesyes
llms.txtyesno

kottke.org blocks anthropic-ai, CCBot.

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

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