Head to head

zenmarket.jp vs mantan-web.jp

mantan-web.jp is more readable to AI, 72 against 66 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.

zenmarket.jp 66/10066zenmarket.jp

Scanned 18 hours ago · full report

mantan-web.jp 72/10072mantan-web.jp

Scanned 18 hours ago · full report

Where the difference is by dimension

Dimensionzenmarket.jpmantan-web.jp
Reach
Whether AI crawlers and answer-engine fetchers are permitted to request the page at all. What h…
24 / 4039 / 40
Readability
Whether a fetcher that does not execute JavaScript receives the actual content, in markup an ex…
19 / 2522 / 25
Structure
Machine-readable markup that states the page's type, entities, canonical URL, and discrete fact…
16 / 206 / 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

Measurementzenmarket.jpmantan-web.jp
Answer engines blocked00
Training crawlers blocked04
Refuses AI agents at the edgeyesno
Words of text without JavaScript3,580406
Structured datayesno
Sitemapnoyes
llms.txtnono

zenmarket.jp blocks no tracked AI crawler in robots.txt.

mantan-web.jp blocks Applebot-Extended, Bytespider, ClaudeBot, GPTBot.

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