Agent-Readiness Grade

Agent-Readiness Grade / h2-papers.org

C

h2-papers.org

8/12 · 67% (scaled from 5 measurable areas)

Graded 2026-10-08 04:47 UTC in 1.0s · JSON · re-grade now

Top fixes

  1. Structured data (+2 points): add a JSON-LD block (Organization or WebSite, plus Product, FAQPage or Article where relevant); add og:title and og:description so answer engines describe you accurately. How to fix
  2. MCP census entry (+1 point): Publish /.well-known/x402 with your paid routes so payment indexers can list you. How to fix

Ordered by points recoverable. Each area: 2/2 pass, 1/2 warn, 0/2 fail.

h2-papers.org is graded C. The $49 AI Visibility Full Report turns the failing check above (structured data) into a prioritized, specific fix list for h2-papers.org, and tests 8 real buyer questions across ChatGPT-class models to show what AI answers say about you today.

Get the full report — $49 Stripe checkout asks for your brand name and category; the report is ready about 60 seconds after payment. Legal notices and the MCP census entry are not in this report (free: Compliance Desk check, census claim).

Crawler access (robots.txt)

2/2 · pass

8 of 8 AI crawlers may read the site, 0 disallowed

  • GET /robots.txt -> HTTP 200, 754 B, 15 user-agent groups
  • Allowed: GPTBot, ClaudeBot, OAI-SearchBot (via *), PerplexityBot, Google-Extended, Amazonbot (via *), CCBot, Bytespider
  • Sitemap declared: https://h2-papers.org/sitemap.xml

Fix: Nothing to fix here.

Machine-readable surfaces

2/2 · pass

3 of 7 surfaces present (/llms.txt, /sitemap.xml, /openapi.json)

  • /llms.txt: HTTP 200, 11 KB of text
  • /sitemap.xml: HTTP 200, XML sitemap (>64 KB)
  • /.well-known/x402: HTTP 404
  • /.well-known/agent-card.json: HTTP 404
  • /.well-known/mcp-registry-auth: HTTP 404
  • /openapi.json: HTTP 200, valid JSON (OpenAPI 3.1.0)
  • /ai.txt: HTTP 404

Fix: Nothing to fix here.

Readable without JavaScript

2/2 · pass

Home page is readable

  • GET https://h2-papers.org/ -> HTTP 200, text/html, 17 KB
  • 1,798 characters of visible text with scripts, styles and tags removed; <title>: "H2 Papers — 水素分子医学文献データベース"
  • 0 external scripts, 0 inline; <noscript> absent
  • first words: "H₂ Papers 検索 トピック 安全性情報 EN H₂ Papers 水素分子（H₂）医学文献データベース — PubMed 構造化・日英バイリンガル PubMed に収録された水素分子（H₂）の医学論文を日本語で構造化したデータベースです。各論文ページに投与経路（吸入・水素..."

Fix: Nothing to fix here.

Structured data

0/2 · fail

No JSON-LD, Open Graph incomplete

  • 0 JSON-LD blocks
  • Open Graph: no og:title; no og:description
  • meta description: present

Fix: add a JSON-LD block (Organization or WebSite, plus Product, FAQPage or Article where relevant); add og:title and og:description so answer engines describe you accurately.

MCP census entry (index.agentexchange.work)

1/2 · warn

Exposes /mcp but is not in the census

  • census unavailable (refused index.agentexchange.work: hosts on agentexchange.work cannot be graded from inside the same Cloudflare zone; every check would time )
  • GET /mcp -> HTTP 200 (text/event-stream): an endpoint answers
  • Index MCP probe record: refused index.agentexchange.work: hosts on agentexchange.work cannot be graded from inside the same Cloudflare zone; every check would time

Fix: Publish /.well-known/x402 with your paid routes so payment indexers can list you.

Share this result

Permanent link; it re-grades the site live when opened:

https://grade.agentexchange.work/grade?url=h2-papers.org

Public profile with grade history and an embeddable badge: https://grade.agentexchange.work/site/h2-papers.org (badge: https://grade.agentexchange.work/badge/h2-papers.org.svg).

$49 AI Visibility Full Report

This grade is free and automated. The paid next step is the $49 AI Visibility Full Report (which brands a representative AI model, standing in for ChatGPT-class assistants, names when buyers ask about your category, with a prioritized fix list) from aivisibility.agentexchange.work, run for h2-papers.org. It includes:

Get the Full Report — $49 Stripe checkout asks for your brand name and category; the report is ready about 60 seconds after payment. Legal notices and the MCP census entry are not in this report (free: Compliance Desk check, census claim).

Grade another site