Agent Checker · Agent Readiness

Discoverability

Can agents find your site and its capabilities?

passWebMCP / agent-protocol tools discoveredAgent manifests

The site registers callable WebMCP tools with the browser at runtime, so an AI agent can operate the page through them.

passAgent Skills indexAgent manifests

Found a parseable Agent Skills index at https://agentchecker.ai/.well-known/agent-skills/index.json.

passAGENTS.md operating guide for agentsAgent manifests

Found a Markdown guide at /AGENTS.md.

pass/.ai.txt advisory fileAgent manifests

/.ai.txt found and parseable.

pass/.well-known/api-catalog (RFC 9727)Agent manifests

Found a parseable Linkset at https://agentchecker.ai/.well-known/api-catalog.

pass/llms.txt guide for AI agentsAgent manifests

Found https://agentchecker.ai/llms.txt.

pass/llms.txt lists key pages as markdown linksAgent manifests

Found at least one "[name](url)" markdown link.

pass/llms.txt has a summary blockquoteAgent manifests

Found a "> summary" blockquote.

pass/llms.txt opens with an H1 titleAgent manifests

First line is a top-level "# Title" heading.

passKey pages discoveredKey pages crawl

Crawled 12 of 12 discovered pages beyond the homepage.

infoWebsite platformplatform

Could not identify a known website platform (custom stack or unrecognised).

Understanding

Can agents understand your content?

passMarkdown content negotiationOpen agent protocols

Homepage returns text/markdown when requested.

passHomepage content is server-renderedCrawlability (Google)

Homepage server response contains 787 words of visible text — content is reachable without executing JavaScript.

passDOM size is reasonableStructured data & HTML

Homepage contains ~403 elements.

passHeading hierarchy is intactStructured data & HTML

9 headings, no level skips.

pass<html lang> attributeStructured data & HTML

Language declared as "en".

passInternal links on homepageStructured data & HTML

34 internal links found.

passSemantic landmark elementsStructured data & HTML

All four landmark elements present (main, header, footer, nav).

passSingle H1 on homepageStructured data & HTML

Exactly one <h1> on the homepage.

passKey pages have <title> and <h1>Key pages crawl

All 12 reachable key pages have both a <title> and <h1>.

passKey pages are server-renderedKey pages crawl

All 12 pages return ≥80 words of visible text without JavaScript.

Operability

Can agents actually operate the page?

passAccessibility tree is agent-navigableAccessibility

All 9 agent-critical accessibility audits passed — an agent can perceive and operate the page through its accessibility tree.

pass`[aria-*]` attributes match their rolesAccessibility

`[aria-*]` attributes match their roles passed.

pass`[aria-hidden="true"]` is not present on the document `<body>`Accessibility

`[aria-hidden="true"]` is not present on the document `<body>` passed.

pass`[role]`s have all required `[aria-*]` attributesAccessibility

`[role]`s have all required `[aria-*]` attributes passed.

pass`[role]` values are validAccessibility

`[role]` values are valid passed.

pass`[aria-*]` attributes are valid and not misspelledAccessibility

`[aria-*]` attributes are valid and not misspelled passed.

pass`[aria-*]` attributes have valid valuesAccessibility

`[aria-*]` attributes have valid values passed.

passButtons have an accessible nameAccessibility

Buttons have an accessible name passed.

passDocument has a `<title>` elementAccessibility

Document has a `<title>` element passed.

passLinks have a discernible nameAccessibility

Links have a discernible name passed.

passOverall accessibility scoreAccessibility

Lighthouse accessibility score: 97/100. Agents read the page through its accessibility tree, so this is a proxy for how navigable your site is to an AI agent.

passForm fields have labelsStructured data & HTML

2 of 2 visible interactive form fields have labels.

passCumulative Layout ShiftPerformance

0.100 (field data from CrUX, for this page). Good.

passTime to First BytePerformance

379ms (field data from CrUX, for this page). Good.

passWebMCP tools registered with the browserWebMCP tools

3 tool(s) registered via the WebMCP browser API (navigator.modelContext).

passRegistered tools are well-formed (name, description, inputSchema)WebMCP tools

All 3 registered tool(s) declare a name, description, and an object inputSchema.

infoTool catalog signpost publishedWebMCP tools

2 tool(s) published at /.well-known/webmcp.json (spec webmcp/0.1). The catalog is a community convention signpost, not part of the WebMCP standard.

infoWebMCP tools exposed to agentsWebMCP tools

2: read_llms_txt, read_page_as_markdown

infoCatalog tools are well-formed (name + description)WebMCP tools

All 2 tool(s) declare a name and description.

infoWebMCP tools exposed to agentsWebMCP tools

3: start_agent_readiness_check, list_supported_standards, get_pricing

Trust & Security

Can agents safely transact?

warnTLS certificate is not near expirySecurity & trust

Certificate expires in 27 days (Oct 1 23:17:10 2026 GMT).

Fix: Renew within the week — automated renewal (Let's Encrypt + cron / certbot) avoids manual outages.

passOAuth authorization server metadataOpen agent protocols

/.well-known/oauth-authorization-server returns parseable JSON.

passOAuth protected-resource metadataOpen agent protocols

/.well-known/oauth-protected-resource returns parseable JSON.

passWeb Bot Auth signature headerOpen agent protocols

Signature / Signature-Input headers detected.

passCDN detectedSecurity & trust

x-vercel-id: lhr1::mt6p8-1788531073447-9bca948a06f3 (Vercel)

passContent-Security-Policy headerSecurity & trust

CSP header present.

passHTTP Strict-Transport-Security headerSecurity & trust

max-age=63072000, includeSubDomains=true, preload=true.

passSite is served over HTTPSSecurity & trust

Homepage scheme is https:.

passhttp:// redirects to https://Security & trust

http://agentchecker.ai → https://agentchecker.ai/ (1 hop).

passHomepage shows no error outputSecurity & trust

No stack-trace markers in the first 5KB.

passNo mixed-content referencesSecurity & trust

Homepage HTML references no http:// resources.

passReferrer-Policy headerSecurity & trust

Referrer-Policy: strict-origin-when-cross-origin.

passNo tech-stack disclosure in headersSecurity & trust

Server / X-Powered-By headers don't leak product version.

passMIME-sniff protectionSecurity & trust

X-Content-Type-Options: nosniff.

passClick-jacking protectionSecurity & trust

X-Frame-Options: SAMEORIGIN.