www.faa.gov

Report from 8/10/2026, 12:00:29 PM https://www.faa.gov
Latest run · lab, cold cache
49
8/10/2026
28-day score · p75 · the standard
49
8 runs
CRR100%latest
SSD23%latest
TC772 toklatest
TTFUT38 ms28-day p75

Scored by v3 · source-of-truth hashes: score db860d6ac94e · thresholds e94f8b33e500 — verifiable against the canonical scorer.

The 28-day score is the p75 of nightly runs — the stable number to cite. Deterministic metrics (CRR/SSD/TC) show their latest value (they move only when the site changes); timing (TTFUT) and answer-fidelity (AF) are smoothed by 28-day p75 — the same lab-vs-field split Core Web Vitals uses. Synthetic daily measurement, not real-user field data.

Core Agent Vitals badge  Embed this badge

Show your agent-readiness score anywhere — it links back to this report.

[![Core Agent Vitals](https://agentvitals.dev/badge/faa.gov.svg)](https://agentvitals.dev/results?url=https%3A%2F%2Fwww.faa.gov)
<a href="https://agentvitals.dev/results?url=https%3A%2F%2Fwww.faa.gov"><img src="https://agentvitals.dev/badge/faa.gov.svg" alt="Core Agent Vitals" height="20"></a>
What AI tells your customers about youAgent confidence: LOW
🟡Business nameFederal Aviation Administration · guessed from page text (no structured data)
Categorynot found
🟡Price$289,21 · guessed from page text (no structured data)
Locationnot applicable · not applicable to this page type
Hoursnot applicable · not applicable to this page type
Productsnot applicable · not applicable to this page type
🟡DescriptionThe Federal Aviation Administration is an operating mode of the U.S. Department of Transportation. · guessed from page text (no structured data)

An agent is likely to fabricate missing details rather than say “I don’t know”. 0/4 applicable facts come from machine-readable structured data.

49
Overall score
weighted CAV (0–100)
FAIL
0–4950–8990–100

Metrics

100%
CRR Content Recovery Good
0.23
SSD Semantic Signal Density Poor
772 tok
TC Token Cost Good
75 ms
TTFUT Time to First Useful Token N/A

Token Cost breakdown

Where the page's tokens go (≈7,170 across regions). 76% is non-content — chrome and boilerplate an agent pays for. Add landmark roles (main/nav/header/footer) so agents can skip it.

Content
23.9% · 1,716
Chrome (nav / header / footer)
74.1% · 5,315
Boilerplate (cookie / ad)
0% · 0
Other
1.9% · 139

Final screenshot

Final screenshot of https://www.faa.gov

Diagnostics

high SSD Low signal-to-noise for agents

content vs chrome/boilerplate

Evidencesignal 0.39 · JSON-LD 0/1 · missing: structured-data
ImpactAgent spends tokens parsing nav/boilerplate instead of content.
Effort30–90 min

Fix: Wrap the real content in <main>/<article>, cut repeated nav/boilerplate, and keep the primary content dense and early in the DOM.

high TC 76.1% of tokens are non-content (boilerplate/chrome)

agent representation — token decomposition

EvidenceToken decomposition: content 23.9%, chrome 74.1%, boilerplate 0%, other 1.9%. Only 23.900000000000006% of the agent's tokens are real content.
ImpactAn agent pays for boilerplate on every request and has less context left for the real content.
Effort30–90 min

Fix: Strip repeated nav/header/footer/cookie chrome from the agent-visible output; wrap content in <main>/<article> so the extractor keeps signal and drops boilerplate.

Rendered profile: headless

Agent Discoverability 78/100 · Needs Work

Access & discovery checks — separate from the gated CAV metrics above. Click an issue for business impact, what we measured, and how to fix. · Take the Agent Readiness course →

Agent files & endpoints

llms.txt Absent at /llms.txt and /.well-known/llms.txt Learn →
robots.txt (AI bots) Major AI bots allowed Learn →
sitemap.xml Found at /sitemap.xml Learn →
JSON-LD structured data No JSON-LD found Learn →
~ agents.json Absent (emerging standard) Learn →
~ WebMCP endpoint Absent (emerging standard) Learn →
~ OpenAPI / API docs No OpenAPI/Swagger found Learn →

Issues (5)

llms.txt present high impact Absent at /llms.txt and /.well-known/llms.txt

Business impact llms.txt is the robots.txt for AI: it tells agents what your site is, what matters, and where to find it. Without it AI guesses — and guessing means inaccurate recommendations and lost visibility.

What we measured We fetch /llms.txt and /.well-known/llms.txt and validate the spec (H1 title + a one-line blockquote summary). We also note /llms-full.txt (your full content as Markdown).

How to fix Create /llms.txt with a short summary + key pages; optionally /llms-full.txt with full content in Markdown.

Learn how to implement →

# Your Site
> One-line description for AI agents.

## Key pages
- /products — catalog
- /pricing — plans
- /docs — documentation

Spec: https://llmstxt.org

Structured data (JSON-LD) medium impact No JSON-LD found

Business impact Schema.org JSON-LD tells agents what a page IS (product, article, business) with typed fields (price, rating, hours). Without it agents extract less reliably.

What we measured We parse <script type=application/ld+json>, validate it, and check for populated @type fields.

How to fix Add JSON-LD: Organization/LocalBusiness on the homepage, Product on product pages, Article on posts.

Learn how to implement →

<script type="application/ld+json">{"@context":"https://schema.org","@type":"Organization","name":"Your Co","url":"https://example.com"}</script>

Spec: https://schema.org/

~ agents.json discovery low impact Absent (emerging standard)

Business impact agents.json describes what your site can DO for agents (services, endpoints, capabilities) — an emerging discovery standard. Early adopters get native agent integration.

What we measured We check /agents.json and /.well-known/agents.json for a valid configuration.

How to fix Publish /agents.json describing your site's capabilities and actions.

Learn how to implement →

Spec: https://github.com/wild-card-ai/agents-json

~ WebMCP endpoint low impact Absent (emerging standard)

Business impact WebMCP lets agents call actions on your site directly (book, buy, query) instead of scraping the DOM. Early adopters get native AI-agent interoperability.

What we measured We check /.well-known/webmcp and /webmcp.json for a valid actions array.

How to fix Add a WebMCP endpoint exposing your key actions to agents.

Learn how to implement →

Spec: https://webmcp.org

~ API documentation low impact No OpenAPI/Swagger found

Business impact Programmatic agents prefer a typed API. An OpenAPI/Swagger spec lets them integrate without scraping.

What we measured We probe /openapi.json, /swagger.json, /api-docs and /.well-known/openapi.json.

How to fix Publish an OpenAPI spec at a well-known path.

Learn how to implement →

Spec: https://www.openapis.org/

Passed audits (7)

✓ robots.txt allows AI bots✓ No CAPTCHA wall✓ No content-blocking cookie wall✓ Machine-readable prices✓ No login wall on public content✓ XML sitemap present + fresh✓ Server response (TTFB)

Transport & Trust (SEC 1.0.0)

HTTPS, HSTS, CSP, sniffing, referrer and CORS posture. Diagnostic only — this does not affect the CAV score. A security header does not make a page more legible to an agent, so scoring it would reward a CDN toggle that changes nothing an agent can recover. We measure it and say so.

70Transport posture (0–100, unscored)
3pass
1warn
1fail
Per-header findings (6)
HeaderEvidence
✅ HTTPSserved over HTTPS
✅ HSTSmax-age=31536000 ; includeSubDomains
❌ Content-Security-Policyno content-security-policy header
✅ X-Content-Type-Optionsnosniff
⚠️ Referrer-Policyno referrer-policy header (browser default applies)
➖ CORS exposureno CORS headers on the document (normal for an HTML page)
Full profile — how to improve · unused JS · network · timing

How to improve

highSplit the heaviest unused bundlehighest leverage

js — 153 KiB transferred, 73.3% unused (third-party)

EvidenceCDP JS coverage: 112 KiB of this bundle is never executed on load.
Impact~-112 KiB transfer; lower Token Cost + faster agent parse.
Effort30–90 min
FixDynamic-import() the below-the-fold parts of js, or drop unused dependencies. It is third-party — lazy-load or remove it.
highCut third-party weight

googletagmanager.com — 1198 KiB, 8 requests, 523 ms main-thread

EvidenceThird-party is 56.1% of total transfer (31 requests); googletagmanager.com is the largest.
ImpactFewer bytes + main-thread stalls before your content settles for an agent.
Effort1–3 h
FixLazy-load, self-host, or remove googletagmanager.com; defer non-critical third-party scripts.
mediumBreak up long main-thread tasks

longest task 175 ms (9 total)

EvidenceMain thread blocked 175 ms by the longest task.
ImpactFaster interactivity + content settling.
Effort1–4 h
FixSplit heavy work, defer third-party scripts, move compute off the main thread.
mediumCut total transfer weight

2.9 MB total

Evidence2.9 MB transferred.
ImpactCheaper, faster fetch on slow links.
Effort1–3 h
FixEnable Brotli, serve WebP/AVIF images, defer non-critical resources.

Third-party impact

31 third-party requests · 1646 KiB (56.1% of transfer) · 672 ms main-thread — code an agent must also fetch/run before your content settles. Fewer, lazier third-parties = faster, cheaper agent reads.

Third-party domainReqsTransferMain-thread
googletagmanager.com81198 KiB523 ms
fontawesome.com4318 KiB
gstatic.com589 KiB
google-analytics.com621 KiB149 ms
digitalgov.gov214 KiB
googleapis.com65 KiB

Wasted JavaScript (by bundle)

Transfer-accurate — each bundle's transfer size × its unused %, ranked by wasted bytes (the biggest code-splitting wins). Unused JS also inflates Token Cost (TC).

BundleTransferUnusedWasted
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4L 3P153 KiB73.3%112 KiB
https://www.googletagmanager.com/gtag/js?id=G-46CT7JC8WZ&cx=c&gtm=4e6831h1 3P165 KiB52.2%86 KiB
https://www.googletagmanager.com/gtag/js?id=G-0623JYSC1Q&cx=c&gtm=4e6831h1 3P164 KiB52.7%86 KiB
https://www.googletagmanager.com/gtag/js?id=G-XLYJSDG13C&cx=c&gtm=4e6831h1 3P159 KiB52.7%84 KiB
https://www.googletagmanager.com/gtag/js?id=G-NQ5ZN114SB&cx=c&gtm=4e6831h1 3P161 KiB51.6%83 KiB
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4L&cx=c&gtm=4e6831h1 3P153 KiB53.5%82 KiB
https://www.googletagmanager.com/gtm.js?id=GTM-K29M3L2 3P126 KiB57.8%73 KiB
https://www.googletagmanager.com/gtag/js?id=UA-18660041-1 3P118 KiB60.8%71 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_Npns9siSI2bEk9dmHHfygllUUWxCsC0W9am_MhNTZXE.js?scope=footer&delta=0&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HA39 KiB77.2%30 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_OeONIgLvbxu9fdqicAbQ36C83MAxsGk3cRsXy80teg4.js?scope=footer&delta=4&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HA27 KiB81.9%22 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_5Q138qT1DkKGwAKc-WYty_jJK856FCEgz2yqsVLPbdw.js?scope=header&delta=0&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HA32 KiB57.7%18 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_KSv1O4QsWMI15zBKXpNDxmB_bTHZvRZRgAAdvK0Pnaw.js?scope=footer&delta=2&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HA21 KiB87.6%18 KiB
https://www.google-analytics.com/analytics.js 3P21 KiB57%12 KiB
https://dap.digitalgov.gov/Universal-Federated-Analytics-Min.js?agency=DOT 3P9 KiB64.3%6 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_ZPTzkH-iRQ3tWqeWqZ4VVNTRrlr355MWkvPdt82lBVY.js?scope=footer&delta=6&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HA6 KiB69.2%4 KiB

Network

68Requests
2932 KiBTransferred
26Scripts
56.1%3rd-party
9Long tasks
Script (26)
1381 KiB
Image (14)
861 KiB
Font (9)
563 KiB
Stylesheet (10)
105 KiB
Document (1)
21 KiB
XHR (2)
1 KiB
Fetch (5)
0 KiB
Other (1)
0 KiB
Heaviest requests (30)
URLTypeStatusTransfer
https://www.faa.gov/sites/faa.gov/files/styles/faa_by_the_numbers_back/public/2023-02/faa-global.png?itok=3XFlorgwImage200581 KiB
https://www.faa.gov/sites/faa.gov/files/2023-02/aviation.jpgImage200185 KiB
https://www.faa.gov/themes/custom/faa/fonts/Lato/Lato-Semibold.woff2Font200180 KiB
https://www.googletagmanager.com/gtag/js?id=G-46CT7JC8WZ&cx=c&gtm=4e6831h1Script200165 KiB
https://www.googletagmanager.com/gtag/js?id=G-0623JYSC1Q&cx=c&gtm=4e6831h1Script200164 KiB
https://www.googletagmanager.com/gtag/js?id=G-NQ5ZN114SB&cx=c&gtm=4e6831h1Script200161 KiB
https://www.googletagmanager.com/gtag/js?id=G-XLYJSDG13C&cx=c&gtm=4e6831h1Script200159 KiB
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4LScript200153 KiB
https://use.fontawesome.com/releases/v6.5.1/webfonts/fa-solid-900.woff2Font200153 KiB
https://www.googletagmanager.com/gtag/js?id=G-CSLL4ZEK4L&cx=c&gtm=4e6831h1Script200153 KiB
https://www.googletagmanager.com/gtm.js?id=GTM-K29M3L2Script200126 KiB
https://www.googletagmanager.com/gtag/js?id=UA-18660041-1Script200118 KiB
https://use.fontawesome.com/releases/v6.5.1/webfonts/fa-brands-400.woff2Font200115 KiB
https://www.faa.gov/sites/faa.gov/files/css/css_TJtKs72W8gu6zRvZ9vZs0wzI2Tzrf5ftiXRxkgGSO-c.css?delta=1&language=en&theme=faa&include=eJx1kN1uwzAIhV_Ii2-mvY5FbJJaxcYC3KxvPyfd2i3SboDzIX50ZmZTE2hhBpHMfmEpbj7TygldvGLKxhJyTVhtJo5X_6t2kYmgaX50IsuYGcEn6Q1ogm4cuTRC-9tIGYhXl9hCLDpeqAYbKhcMH0-6Es9Ab2p3ynV1-GkjX39WfMsdC4QlI6WQUKPkZpmr_4eHqOoWgNPNnZzu7YjAOMRUD6HcJWJQqBqaPHgDgXXYdtGwSk7-pKenr-9O72pY_AyKrpPlgrX7CII2Dct5e8HjdX1pXpYI9QY6ta6XxFt1t4yb-iNOhVMn_AJyLLlWStylesheet20046 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_Npns9siSI2bEk9dmHHfygllUUWxCsC0W9am_MhNTZXE.js?scope=footer&delta=0&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HAScript20039 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_5Q138qT1DkKGwAKc-WYty_jJK856FCEgz2yqsVLPbdw.js?scope=header&delta=0&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HAScript20032 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_OeONIgLvbxu9fdqicAbQ36C83MAxsGk3cRsXy80teg4.js?scope=footer&delta=4&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HAScript20027 KiB
https://use.fontawesome.com/releases/v6.5.1/webfonts/fa-regular-400.woff2Font20025 KiB
https://use.fontawesome.com/releases/v6.5.1/css/all.cssStylesheet20024 KiB
https://www.faa.gov/sites/faa.gov/files/styles/faa_home_priorities_card/public/2025-01/CI_AI_sq.jpg?itok=AWU70mjfImage20023 KiB
https://fonts.gstatic.com/s/lato/v25/S6uyw4BMUTPHjx4wXg.woff2Font20023 KiB
https://fonts.gstatic.com/s/lato/v25/S6u9w4BMUTPHh7USSwiPGQ.woff2Font20023 KiB
https://www.google-analytics.com/analytics.jsScript20021 KiB
https://www.faa.gov/Document20021 KiB
https://www.faa.gov/sites/faa.gov/files/js/js_KSv1O4QsWMI15zBKXpNDxmB_bTHZvRZRgAAdvK0Pnaw.js?scope=footer&delta=2&language=en&theme=faa&include=eJxdj1GOwzAIRC_kxEeyiE0tt8S4gKXm9qXN5mP7g2AG8ZjMRDC0bcT5ETMLhk-JReYAWmEaZ94Hof03SgPiusIdXqfeuqF0d-7PiXKsN5Y9FLaUd42VeANa1A5qvQZ8Degl5ZONCYjiqS2X5jvmu4-L9zeGG8DvtcpcyY84_LCWnfYjhDGl-uy_piGcUZUlmrRaUdLXDGpO90gdk6HnBUONG5djyQSqYZK1HfuMV_MG57Z7HAScript20021 KiB
https://www.faa.gov/sites/faa.gov/files/styles/faa_home_priorities_card/public/2025-01/safety_summit_sq.jpg?itok=d2R5_-dBImage20020 KiB
https://www.faa.gov/sites/faa.gov/files/styles/faa_home_news_image/public/2026-08/news_faa_seal_clouds_2025%20%281%29_0.jpg?itok=UuJf4uM9Image20018 KiB
https://www.faa.gov/sites/faa.gov/files/styles/faa_home_priorities_card/public/2025-01/Wing_clouds_banner.jpg?itok=8CvSSLGhImage20018 KiB
https://www.faa.gov/sites/faa.gov/files/css/css_vh6mKXPeHCb43yvlGVkoEynwhZa5LfFs9Qtz4RQCqDI.css?delta=0&language=en&theme=faa&include=eJx1kN1uwzAIhV_Ii2-mvY5FbJJaxcYC3KxvPyfd2i3SboDzIX50ZmZTE2hhBpHMfmEpbj7TygldvGLKxhJyTVhtJo5X_6t2kYmgaX50IsuYGcEn6Q1ogm4cuTRC-9tIGYhXl9hCLDpeqAYbKhcMH0-6Es9Ab2p3ynV1-GkjX39WfMsdC4QlI6WQUKPkZpmr_4eHqOoWgNPNnZzu7YjAOMRUD6HcJWJQqBqaPHgDgXXYdtGwSk7-pKenr-9O72pY_AyKrpPlgrX7CII2Dct5e8HjdX1pXpYI9QY6ta6XxFt1t4yb-iNOhVMn_AJyLLlWStylesheet20015 KiB
https://fonts.gstatic.com/s/sourcesanspro/v23/6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwlxdu.woff2Font20015 KiB

Long tasks (>50 ms)

StartDuration
1663 ms175 ms
1502 ms149 ms
1986 ms86 ms
1410 ms74 ms
1911 ms69 ms
987 ms59 ms
2100 ms59 ms
1847 ms58 ms
1100 ms51 ms
Analyzing…
running mobile + desktop · ~30s