Agent-Readiness Grade

Agent-Readiness Grade / vinfastauto.com

C

vinfastauto.com

8/12 · 67% (scaled from 4 measurable areas)

Graded 2026-10-22 15:44 UTC in 1.8s · JSON · re-grade now

Top fixes

  1. Readable without JavaScript (+2 points): Your edge serves a challenge or error to non-browser fetchers; allowlist the AI crawlers you want (at least for the home page) or serve them a static version. 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.

vinfastauto.com is graded C. The $49 AI Visibility Full Report shows what AI assistants say about vinfastauto.com's brand, with fixes for crawler access, llms.txt and schema, 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, 2.3 KB, 5 user-agent groups
  • Allowed: GPTBot, ClaudeBot, OAI-SearchBot (via *) (32 path rules), PerplexityBot, Google-Extended (via *) (32 path rules), Amazonbot, CCBot (via *) (32 path rules), Bytespider (via *) (32 path rules)
  • Sitemap declared: https://vinfastauto.com/vn_vi/sitemap.xml, https://vinfastauto.com/vn_vi/image_sitemap.xml

Fix: Nothing to fix here.

Machine-readable surfaces

2/2 · pass

1 of 7 surfaces present (/llms.txt); sitemap via robots.txt

  • /llms.txt: HTTP 200, 64 KB of text
  • /sitemap.xml: HTTP 403
  • /.well-known/x402: HTTP 404
  • /.well-known/agent-card.json: HTTP 404
  • /.well-known/mcp-registry-auth: HTTP 404
  • /openapi.json: HTTP 403
  • /ai.txt: HTTP 404
  • Sitemap declared in robots.txt instead: https://vinfastauto.com/vn_vi/sitemap.xml

Fix: Publish one agent surface: /openapi.json, /.well-known/agent-card.json, or /.well-known/x402 if you sell to agents.

Readable without JavaScript

0/2 · fail

Home page is not available to a plain fetch (HTTP 403)

  • GET https://vinfastauto.com/ -> HTTP 403, text/html, 106 KB

Fix: Your edge serves a challenge or error to non-browser fetchers; allowlist the AI crawlers you want (at least for the home page) or serve them a static version.

Structured data

not measured

Home page returned HTTP 403; structured data not measurable

  • GET https://vinfastauto.com/ -> HTTP 403, text/html

Fix: Let non-browser fetchers reach the home page first.

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 403 (text/html): 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.

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$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 vinfastauto.com. 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).

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