AI readiness of similarweb.com: 100/100

100/100

We checked similarweb.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 SEO tools

similarweb.com ranks 4 of 20 seo tools sites in this scan (ties share the order by domain name). The median score in this group is 85. 6 of 20 have an llms.txt file.

Findings with evidence

FixJSON-LD: 3 blocks, types WebPage, ItemList, ListItem, WebSite, SearchAction, Article, Organization, ImageObject, ContactPoint

Article is missing required headline. Article is missing recommended author, datePublished, image. Organization is missing recommended url, logo, sameAs. Organization is missing recommended logo.

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

FixServer responded in 2587 ms

Time to response headers from our checker, after 1 redirect. Final URL: https://www.similarweb.com/

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

ImproveHTML size 896 KB, 18 script tags

2 render-blocking scripts in <head>: https://static-us-east-1.similarcdn.com/static_assets/lite/js/react_v.17.0.2.production.min.js

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

18 checks passed or noted

PassGPTBot (OpenAI, training): allowed on /

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

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

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

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

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

PassClaudeBot (Anthropic, training): allowed on /

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

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

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

PassPerplexityBot (Perplexity, search index): allowed on /

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

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

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

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

User-agent: *
Allow: /corp/search*
Allow: /corp/*/search*
Disallow: */search/*
Disallow: */adult/*
Disallow: /corp/*.pdf$
(7 more lines)
Group "*" has no rule for /.

Passllms.txt found and well formed

First line: "# Similarweb". 18 ## sections, 111 links, 19977 bytes.

NoteNo llms-full.txt

GET /llms-full.txt returned 404.

Fix: Optional: publish /llms-full.txt with the full text of key pages for tools that want more than a map.

PassTitle, 58 characters

<title>Similarweb: AI-Powered Digital Data Intelligence Solutions</title>

PassMeta description, 162 characters

content="Similarweb is an AI-powered digital data company providing real-time market intelligence, competitive insights, and consumer trends to accelerate business growth."

PassOpen Graph tags present

og:title: Similarweb: AI-Powered Digital Data Intelligence Solutions
og:description: Similarweb is an AI-powered digital data company providing real-time market intelligence,…
og:image: https://static-us-east-1.similarcdn.com/build/20261015.master.b741808/dist/scripts/lite-a…

PassCanonical link set

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

PassLanguage declared: en

<html lang="en">

Pass1 H1 heading

<h1>Win Your Market with AI-Powered Digital Data</h1>

Pass12,486 characters of text without JavaScript

Text starts: "Similarweb: AI-Powered Digital Data Intelligence Solutions Products Solutions Resources Enterprise Pricing Explore API Login Get a demo Get started Login Websi…"

PassSitemap found, 4 child sitemaps

robots.txt: Sitemap: https://www.similarweb.com/corp/sitemap_index.xml
GET https://www.similarweb.com/corp/sitemap_index.xml returned 200.

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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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