Agent-Readiness Grade

Agent-Readiness Grade / screwfix.com

C

screwfix.com

7/12 · 58% (scaled from 5 measurable areas)

Graded 2026-10-14 06:55 UTC in 1.9s · JSON · re-grade now

Top fixes

  1. MCP census entry (+2 points): Expose a Streamable HTTP MCP endpoint at /mcp (or a paid x402 route) so agents can call you, not just read you. How to fix
  2. Machine-readable surfaces (+1 point): Publish /llms.txt (a short Markdown guide to your key pages); one agent surface: /openapi.json, /.well-known/agent-card.json, or /.well-known/x402 if you sell to agents. How to fix
  3. Structured data (+1 point): add og:title and og:description so answer engines describe you accurately. How to fix

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

screwfix.com is graded C. The $49 AI Visibility Full Report turns the 2 failing checks above (machine-readable surfaces, structured data) into a prioritized, specific fix list for screwfix.com, 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, 17 KB, 1 user-agent group
  • Allowed: GPTBot (via *) (350 path rules), ClaudeBot (via *) (350 path rules), OAI-SearchBot (via *) (350 path rules), PerplexityBot (via *) (350 path rules), Google-Extended (via *) (350 path rules), Amazonbot (via *) (350 path rules), CCBot (via *) (350 path rules), Bytespider (via *) (350 path rules)
  • Sitemap declared: https://www.screwfix.com/sitemap-en-gb.xml

Fix: Nothing to fix here.

Machine-readable surfaces

1/2 · warn

None of the 7 machine-readable surfaces is published (a sitemap is declared in robots.txt)

  • /llms.txt: HTTP 404
  • /sitemap.xml: HTTP 404
  • /.well-known/x402: HTTP 404
  • /.well-known/agent-card.json: HTTP 404
  • /.well-known/mcp-registry-auth: HTTP 404
  • /openapi.json: HTTP 404
  • /ai.txt: HTTP 404
  • Sitemap declared in robots.txt instead: https://www.screwfix.com/sitemap-en-gb.xml

Fix: Publish /llms.txt (a short Markdown guide to your key pages); one agent surface: /openapi.json, /.well-known/agent-card.json, or /.well-known/x402 if you sell to agents.

Readable without JavaScript

2/2 · pass

Home page is readable

  • GET https://screwfix.com/ -> HTTP 200 after 1 redirect (final: https://www.screwfix.com/), text/html, 215 KB
  • 2,163 characters of visible text with scripts, styles and tags removed; <title>: "Screwfix | The UK's Leading Retailer of Trade Tools & Hardware | Screwfix"
  • 35 external scripts, 1 inline; <noscript> present
  • first words: "Skip to content Need Help Sign in / Register Show prices excluding VAT INC VAT EX VAT Browse Search Activating the button will move focus to..."

Fix: Nothing to fix here.

Structured data

1/2 · warn

1 JSON-LD block, Open Graph incomplete

  • 1 JSON-LD block: @type WebSite
  • Open Graph: no og:title; no og:description
  • meta description: present

Fix: add og:title and og:description so answer engines describe you accurately.

MCP census entry (index.agentexchange.work)

0/2 · fail

Not selling to agents: no census entry, no /mcp endpoint

  • 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 404: no MCP endpoint at the root

Fix: Expose a Streamable HTTP MCP endpoint at /mcp (or a paid x402 route) so agents can call you, not just read you.

Share this result

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

https://grade.agentexchange.work/grade?url=screwfix.com

Public profile with grade history and an embeddable badge: https://grade.agentexchange.work/site/screwfix.com (badge: https://grade.agentexchange.work/badge/screwfix.com.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 screwfix.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).

Grade another site