Is duckdb.org agent ready?
duckdb.org is partly agent ready: it scores 54/100 (grade C) on the w2agent rubric. Weakest areas: Agent Auth (11), Agent Protocols (42).
Changed since last check
No change in score since the previous check (2026-09-15)
Category scores
Technical
78
Agent Auth
11
Agent Discovery
50
Agent Protocols
42
Content Quality
60
Structured Data
61
Bot Accessibility
96
Agent protocol panel
- A2A agent cardNot found
- OAuth discoveryNot measured
- MCP discoveryNot found
- llms.txt validityPresent
Check results
Bot Accessibility
- ✓No error status codespass
- ✓Response timepass
- ✓XML sitemap existspass
- ✓AI agent accesspass
- ✓Edge treatment of agent user-agentstracked, not scoredpass
- ✓robots.txt existspass
- ✓Content negotiation (Markdown)pass
- —Declared AI usage preferencestracked, not scoredskip
Structured Data
- ~OpenGraph meta tagspartial
- ~Semantic HTML elementspartial
- ✓Appropriate Schema.org typepass
- ✓JSON-LD validpass
- ~Heading hierarchypartial
- ~Schema.org JSON-LD presentpartial
- ✓Schema.org completenesspass
Content Quality
- ✗FAQ contentfail
- ~Answer-first contentpartial
- ✓Content lengthpass
- ✓Token efficiency (HTML-to-text ratio)pass
- ~Freshness signalspartial
- ✓Author attributionpass
- ✓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 resolvepass
Agent Protocols
- ✓Discoverable API endpointspass
- ✗MCP endpointfail
- ✗Action schemasfail
- —/.well-known/ucpskip
- ✗Structured formsfail
- —WebMCP imperative APItracked, not scoredskip
- —WebMCP declarative APItracked, not scoredskip
- ✓Reachable as Google-Agentpass
- ✓Reachable as ChatGPT-Userpass
- ✓Reachable as Perplexity-Userpass
Agent Auth
- —MCP authorization (401 challenge → protected resource metadata)skip
- ✗PKCE S256 supportfail
- ✗Public API surfacefail
- —Client ID Metadata Documents (bonus)skip
- —OpenAPI specificationskip
- ✗Agent/bot auth documentationfail
- —OAuth discovery chain (RFC 9728 → RFC 8414)skip
- ~Developer portalpartial
- ✗Scoped API permissionsfail
- —API catalog (RFC 9727)skip
- —Agent operator signing directorytracked, not scoredskip
Technical
- ✓HTTPSpass
- ✓UTF-8 charsetpass
- ~Canonical URLspartial
- ✓Mobile viewportpass
- ✓Content accessible without JSpass
- ~Security headerspartial
Score history
- 54/100 · rubric v3.0
- 54/100 · rubric v3.0
- 54/100 · rubric v3.0
- 46/100 · rubric v2.0
- 46/100 · rubric v2.0
- 46/100 · rubric v2.0
- 45/100 · rubric v2.0
- 46/100 · rubric v2.0