AI readiness leaderboard · Developer tools

AI readiness of vercel.com: 100/100

100/100

We checked vercel.com on 2026-10-18 with our free checker: six scored tests plus evidence for each finding. The score reflects the site on that date. The site may have changed after that date.

Test	Result	Points
llms.txt	Yes	15 of 15
JSON-LD schema on the homepage	Yes	20 of 20
Meta description	Yes	10 of 10
Text readable without JavaScript	Yes	20 of 20
Sitemap	Yes	10 of 10
AI crawlers allowed in robots.txt	8 of 8	25 of 25

Compared with Developer tools

vercel.com ranks 23 of 38 developer tools sites in this scan (ties share the order by domain name). The median score in this group is 100. 28 of 38 have an llms.txt file.

Findings with evidence

ImproveJSON-LD: 3 blocks, types Organization, ImageObject, Person, ContactPoint, PostalAddress, Service, SoftwareApplication, Offer

Person is missing recommended url. Organization is missing recommended logo, sameAs.

Fix: Fix the listed properties, then retest at validator.schema.org.

ImproveMeta description, 45 characters

content="The autonomous stack for every app and agent."

Fix: Expand to 120 to 160 characters.

ImproveServer responded in 1072 ms

Time to response headers from our checker. Final URL: https://vercel.com/

Fix: Slow responses can make crawlers give up. Add page caching or a CDN in front of the homepage.

ImproveHTML size 610 KB, 71 script tags

1 render-blocking script in <head>: /vc-ap-vercel-marketing/_next/static/immutable/chunks/0c0hxoamwjsbw.js

Fix: Large HTML slows crawlers and tools with size limits. Move inline data and scripts out of the HTML.

17 checks passed or noted

PassGPTBot (OpenAI, training): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassOAI-SearchBot (OpenAI, ChatGPT search): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassChatGPT-User (OpenAI, live fetch for users): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassClaudeBot (Anthropic, training): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassClaude-SearchBot (Anthropic, Claude search): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassPerplexityBot (Perplexity, search index): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassGoogle-Extended (Google, Gemini training control): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

PassCCBot (Common Crawl, open dataset): allowed on /

User-Agent: *
Allow: /api/og/*
Allow: /api/docs-og*
Allow: /api/product-og*
Allow: /api/dynamic-og*
Allow: /api/model-og*
(12 more lines)
Group "*" has no rule for /.

Passllms.txt found and well formed

First line: "# Vercel". 9 ## sections, 27 links, 5240 bytes.

NoteNo llms-full.txt

GET /llms-full.txt returned 200.

PassTitle, 31 characters

<title>Agentic Infrastructure - Vercel</title>

PassOpen Graph tags present

og:title: Agentic Infrastructure - Vercel
og:description: The autonomous stack for every app and agent.
og:image: https://lishhsx6kmthaacj.public.blob.vercel-storage.com/og-home-not-x.png

PassCanonical link set

<link rel="canonical" href="https://vercel.com">

PassLanguage declared: en

<html lang="en">

Pass1 H1 heading

<h1>Agentic Infrastructure</h1>

Pass3,513 characters of text without JavaScript

Text starts: "Agentic Infrastructure - Vercel Skip to content Copy Wordmark Copy Logo Download Brand Assets Brand Guidelines Products Agent Stack AI SDK AI Gateway Sandbox P…"

PassSitemap found, 2,787+ URLs

robots.txt: Sitemap: https://vercel.com/sitemap.xml
GET https://vercel.com/crawled-sitemap.xml returned 200.

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See how all 38 developer tools sites compare: common problems, real evidence and the full table.

Scoring: llms.txt 15, JSON-LD 20, meta description 10, readable text 20, sitemap 10, AI crawler access 25. Want this page changed or removed? Email [email protected].

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