Agent Web Index › mitre.org
Can AI assistants read mitre.org?
Measured on 2026-09-19 by asking the site six times — once as a browser, once as each of the five crawlers that feed ChatGPT, Claude, Perplexity and Gemini — and comparing what came back. Tranco rank #2,007.
F27 / 100
0 of 7 assistants can read this page.
More readable than 15% of the 43,199 sites measured so far.
No JSON-LD.
What each crawler got back
| Crawler | HTTP | Result | robots.txt |
|---|---|---|---|
| ClaudeBot (Claude) | 403 | challenged | no-file |
| GPTBot (ChatGPT) | 403 | challenged | no-file |
| OAI-SearchBot (ChatGPT Search) | 403 | challenged | no-file |
| PerplexityBot (Perplexity) | 403 | challenged | no-file |
| Google-Extended (Gemini, AI Overviews) | 403 | challenged | no-file |
| meta-externalagent | 403 | challenged | no-file |
| amazonbot | 403 | challenged | no-file |
The checks
- Answers AI agents like it answers people0%
- Readable without JavaScript13%
- robots.txt lets the crawlers in100%
- Facts in JSON-LD0%
- Content reachable, not buried60%
- Publishes a map of itself0%
- Plain structure70%
History
2026-09-13: 27 · 2026-09-14: 27 · 2026-09-15: 27 · 2026-09-16: 27 · 2026-09-17: 27 · 2026-09-19: 27
Re-run this audit live →Embed this score
Put the badge on mitre.org — it links back here, and re-measures every time this index re-crawls.
<a href="https://shop.lumnika.com/ai-readiness/mitre.org"><img src="https://shop.lumnika.com/ai-readiness/mitre.org/badge.svg" alt="AI readability"></a>
Method. Six live HTTP requests plus robots.txt, llms.txt, sitemap.xml and security.txt, 12-second timeout each,
from a single vantage point. Blocking AI crawlers is a legitimate choice, not a failure: this page records what is true, not what should be.
Domain comes from the Tranco research list. One page per domain — the homepage — is audited.
Part of the Agent Web Index, 43,199 domains measured, updated continuously.
Part of the Agent Web Index, 43,199 domains measured, updated continuously.