Leaderboard/MetaMask

MetaMask

docs.metamask.io
Score: 100 out of 100, grade A+100
Grade A+
Last checked: June 29, 2026 · afdocs v0.18.7 · Rerun
Share on
Simulation: Fern // bud
Day 0
CategoryPayments
Checks passed21/23Warnings0Failed0

MetaMask scores 100/100 (Grade A+), placing it among the most AI-agent-ready documentation sites evaluated. It passes 21 of 23 checks (91%), demonstrating strong support for AI coding agents. All critical checks pass.

CHECK RESULTS

How your docs scored

auth-gate-detectionAll 10 sampled pages are publicly accessibleLearn more
auth-alternative-accessAll docs pages are publicly accessible; no alternative access paths neededLearn more
tabbed-content-serialization16 tab group(s) across 9 of 10 sampled pages; all serialize under 50K charsLearn more
markdown-code-fence-validityAll 42 code fences properly closed across 11 pagesLearn more
section-header-quality9 page(s) with tabs found, but no section headers inside tab panels to evaluateLearn more
llms-txt-existsllms.txt found at https://docs.metamask.io/llms.txtLearn more
llms-txt-validllms.txt follows the proposed structure (H1, blockquote, heading-delimited link sections)Learn more
llms-txt-sizellms.txt is 5,067 characters (under 50,000 threshold)Learn more
llms-txt-links-resolveAll 10 same-origin sampled links resolve (27 total links)Learn more
llms-txt-links-markdown10/10 same-origin sampled links point to markdown content (100%)Learn more
llms-txt-directive-htmlllms.txt directive found in HTML of all 10 sampled pages, near the top of contentLearn more
llms-txt-directive-mdllms.txt directive found in markdown of all 10 sampled pages, near the top of contentLearn more
markdown-url-support10/10 sampled pages support .md URLs (100%)Learn more
content-negotiation10/10 sampled pages support content negotiation (100%)Learn more
rendering-strategyAll 10 sampled pages contain server-rendered contentLearn more
page-size-markdownAll 10 pages under 50K chars (median 3K, max 7K)Learn more
page-size-htmlAll 10 sampled pages under 50K chars (median 100K HTML → 14K markdown (85% boilerplate))Learn more
content-start-positionContent starts within first 10% on all 10 sampled pages (median 0%)Learn more
http-status-codesAll 10 sampled pages return proper error codes for bad URLsLearn more
redirect-behaviorAll 10 redirect(s) across 10 sampled pages are same-host HTTP redirectsLearn more
llms-txt-coveragellms.txt covers 100% of 2549 sitemap doc pages; 8 llms.txt links not in sitemap (may indicate stale links or incomplete sitemap)Learn more
markdown-content-parityAll 10 pages have equivalent markdown and HTML content (avg 0% missing)Learn more
cache-header-hygieneAll 11 endpoints have appropriate cache headersLearn more

Built by Fern

Fern-powered docs are agent-ready by default.

Trusted by