Is cardlessid.org agent ready?
cardlessid.org is not yet agent ready: it scores 34/100 (grade D) on the w2agent rubric. Weakest areas: Structured Data (8), Agent Protocols (18), Agent Auth (20), Agent Discovery (35), Content Quality (44).
Changed since last check
−5 points since the previous check (2026-09-15)
Regressed: Response time, Reachable as ChatGPT-User, Reachable as Perplexity-User
Category scores
Technical
71
Agent Auth
20
Agent Discovery
35
Agent Protocols
18
Content Quality
44
Structured Data
8
Bot Accessibility
57
Agent protocol panel
- A2A agent cardNot found
- OAuth discoveryNot found
- MCP discoveryNot found
- llms.txt validityPresent
Check results
Bot Accessibility
- ✓No error status codespass
- ✗Response timefail
- ✗XML sitemap existsfail
- ✓AI agent accesspass
- ?Edge treatment of agent user-agentstracked, not scorederror
- ✓robots.txt existspass
- ✗Content negotiation (Markdown)fail
- —Declared AI usage preferencestracked, not scoredskip
Structured Data
- ✗OpenGraph meta tagsfail
- ~Semantic HTML elementspartial
- ✗Appropriate Schema.org typefail
- —JSON-LD validskip
- ~Heading hierarchypartial
- ✗Schema.org JSON-LD presentfail
- ✗Schema.org completenessfail
Content Quality
- ✗FAQ contentfail
- ~Answer-first contentpartial
- ~Content lengthpartial
- ✓Token efficiency (HTML-to-text ratio)pass
- ✗Freshness signalsfail
- ✗Author attributionfail
- ✓Citation readinesspass
- ✓Lists and tables for structured infopass
Agent Discovery
- ✓llms.txt follows specpass
- ✓llms.txt existspass
- —MCP server cardtracked, not scoredskip
- ✗Markdown alternate linksfail
- ✗/.well-known/agent-card.jsonfail
- ~llms.txt links resolvepartial
Agent Protocols
- ✗Discoverable API endpointsfail
- ✗MCP endpointfail
- ✗Action schemasfail
- —/.well-known/ucpskip
- ✓Structured formspass
- —WebMCP imperative APItracked, not scoredskip
- —WebMCP declarative APItracked, not scoredskip
- ?Reachable as Google-Agenterror
- ✗Reachable as ChatGPT-Userfail
- ✗Reachable as Perplexity-Userfail
Agent Auth
- —MCP authorization (401 challenge → protected resource metadata)skip
- ✗PKCE S256 supportfail
- ✓Public API surfacepass
- —Client ID Metadata Documents (bonus)skip
- ✗OpenAPI specificationfail
- ✗Agent/bot auth documentationfail
- ✗OAuth discovery chain (RFC 9728 → RFC 8414)fail
- ~Developer portalpartial
- ✗Scoped API permissionsfail
- ✗API catalog (RFC 9727)fail
- —Agent operator signing directorytracked, not scoredskip
Technical
- ✓HTTPSpass
- ✓UTF-8 charsetpass
- ✗Canonical URLsfail
- ✓Mobile viewportpass
- ✓Content accessible without JSpass
- ~Security headerspartial
Score history
- 34/100 · rubric v3.0
- 39/100 · rubric v3.0
- 39/100 · rubric v3.0
- 32/100 · rubric v2.0
- 32/100 · rubric v2.0
- 32/100 · rubric v2.0
- 31/100 · rubric v2.0
- 31/100 · rubric v2.0
- 31/100 · rubric v2.0