L1
car.oneharman.cn.
level 1: basic accessibility
HARMAN Automotive (哈曼汽车事业部) is the automotive division of HARMAN International, a global leader in connected car technology and in-vehicle audio/infotainment solutions. The site serves as the Chinese regional portal for HARMAN's automotive business, showcasing their connected vehicle technologies, premium audio systems, and smart cockpit solutions for the Chinese automotive market. It provides information about products, news, and contact details for automakers and consumers interested in HARMAN's automotive technology partnerships.
LEVEL 1 /
BASIC ACCESSIBILITY
— 4/6
Uses semantic HTML elements (header, nav, main, article, section, footer) instead of just divs
FAIL
Has proper meta tags (title, description, og:tags, twitter:card)
PASS
Includes Schema.org JSON-LD structured data
FAIL
Does not block automated access with CAPTCHAs on public content
PASS
Content is server-side rendered (visible in HTML source, not just JS-rendered)
PASS
Uses clean, readable URLs (no excessive query params or hash fragments)
PASS
LEVEL 2 /
DISCOVERABILITY
— 2/6
Has a robots.txt that allows legitimate bot access
PASS
Provides an XML sitemap
FAIL
Has a /llms.txt file describing the site for LLMs
FAIL
Publishes an OpenAPI/Swagger specification for its API
FAIL
Has comprehensive, machine-readable documentation
FAIL
Primary content is text-based (not locked in images/videos/PDFs)
PASS
LEVEL 3 /
STRUCTURED INTERACTION
— 0/6
Provides a structured REST or GraphQL API
FAIL
API returns JSON responses with consistent schema
FAIL
API supports search and filtering parameters
FAIL
Has an A2A agent card at /.well-known/agent.json
FAIL
Rate limits are documented and return proper 429 responses with Retry-After
FAIL
API returns structured error responses with error codes and messages
FAIL
LEVEL 4 /
AGENT INTEGRATION
— 0/6
Provides an MCP (Model Context Protocol) server
FAIL
Supports WebMCP for browser-based agent interaction
FAIL
API supports write operations (POST/PUT/PATCH/DELETE), not just reads
FAIL
Supports agent-friendly authentication (API keys, OAuth client credentials)
FAIL
Supports webhooks for event notifications
FAIL
Write operations support idempotency keys
FAIL
LEVEL 5 /
AUTONOMOUS OPERATION
— 0/6
Supports event streaming (SSE, WebSockets) for real-time updates
FAIL
Supports agent-to-agent capability negotiation
FAIL
Has a subscription/management API for agents
FAIL
Supports multi-step workflow orchestration
FAIL
Can proactively notify agents of relevant changes
FAIL
Supports cross-service handoff between agents
FAIL