AI readiness leaderboard · Developer tools
AI readiness of fly.io: 100/100
100/100
We checked fly.io 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
fly.io ranks 8 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
FixJSON-LD: 7 blocks, types Organization, PostalAddress, ContactPoint, WebSite, SoftwareApplication, Service, OfferCatalog, Offer
SoftwareApplication is missing recommended offers. Offer is missing required price, priceCurrency. Offer is missing recommended availability. Service is missing recommended provider, areaServed.
Fix: Fix the listed properties, then retest at validator.schema.org.
ImproveServer responded in 1049 ms
Time to response headers from our checker. Final URL: https://fly.io/
Fix: Slow responses can make crawlers give up. Add page caching or a CDN in front of the homepage.
19 checks passed or noted
PassGPTBot (OpenAI, training): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassOAI-SearchBot (OpenAI, ChatGPT search): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassChatGPT-User (OpenAI, live fetch for users): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassClaudeBot (Anthropic, training): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassClaude-SearchBot (Anthropic, Claude search): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassPerplexityBot (Perplexity, search index): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassGoogle-Extended (Google, Gemini training control): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
PassCCBot (Common Crawl, open dataset): allowed on /
User-agent: * Allow: / Disallow: /dashboard Matching rule: "allow: /" in group "*".
Passllms.txt found and well formed
First line: "# Fly.io". 4 ## sections, 36 links, 4951 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, 29 characters
<title>Fly.io | Computers for agents</title>
PassMeta description, 82 characters
content="Sandboxes aren't enough. Give your agent a real computer and get back to building."
PassOpen Graph tags present
og:title: Fly.io | Computers for agents og:description: Sandboxes aren't enough. Give your agent a real computer and get back to building. og:image: https://fly.io/phx/images/og/home-3f6c47b1e214994f1e91183548f93113.jpg?vsn=d
PassCanonical link set
<link rel="canonical" href="https://fly.io/">
PassLanguage declared: en-US
<html lang="en-US">
Pass1 H1 heading
<h1>Computers for agents</h1>
Pass5,993 characters of text without JavaScript
Text starts: "Fly.io | Computers for agents Open main menu Products Products Machines Sprites Managed Postgres Features Private Networking Autoscaling Zero Downtime Deploys …"
PassSitemap found, 2 child sitemaps
robots.txt: Sitemap: https://fly.io/sitemap.xml GET https://fly.io/sitemap.xml returned 200.
PassHTML size 90 KB, 17 script tags
0 render-blocking scripts in <head>
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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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