Agent Readiness Score
meta.com
22 — Limited. Agents will struggle to discover or use this site without human help.
HonestClaw measured how well meta.com's site and APIs work for AI agents — across 9 dimensions and 45 automated checks.
Dimensions
Discoverability8.7/21
Content Accessibility3.5/24
Bot Access Control0/12
Protocol & Capability Discovery8/41
Authentication & Credentials4/19
Documentation Quality5.5/10
Structured Data I/O0/13
Observable State & Reliability1.8/15
Agent Safety & Trust5.1/11
Checks
Discoverability
Subdomain sweepsubdomain-sweepAn agent-relevant subdomain is live and serves its expected content kind (developer.meta.com).Parseable
Canonical domaincanonical-domainRoot and www converge on www.meta.com, with a matching canonical tag.Cross-verified
robots.txtrobots-txtrobots.txt at https://meta.com/robots.txt is valid and declares a Sitemap: reference.Useful
API existenceapi-existenceNo API endpoint found at common paths (only HTML pages or 404s).Not detected
API catalogapi-catalogNo RFC 9727 API Catalog found at /.well-known/api-catalog.Not detected
API versioningapi-versioningAPI versioning is documented at https://developers.meta.com/horizon/documentation/android-apps/min-os-versions/ (the versioning scheme). To reach the top level, it would need a documented deprecation/sunset lifecycle. (source: docs)Useful
sitemap.xmlsitemap-xmlCould not conclusively check for a sitemap (unreachable, rate-limited, or behind auth).Couldn't verify
Content Accessibility
llms.txtllms-txtA curated llms.txt index is published on a non-top subdomain at https://developers.meta.com/llms.txt/: 13 links across 2 sections. Its credit is capped at useful because it is not published on the main domain.Useful
llms-full.txtllms-full-txtNo llms-full.txt file found (HTML pages at .txt paths do not qualify).Not detected
ai.txtai-txtNo ai.txt file found (HTML pages at .txt paths do not qualify).Not detected
Freshness signalsfreshness-signalsNo freshness signals found (no Last-Modified, ETag, or sitemap lastmod).Not detected
Crawl-cost estimatecrawl-cost-estimateInformational — not scoredNo crawl-cost signals found (no sitemap URL inventory or Crawl-delay directive).Not detected
Raw content extractabilityraw-content-extractabilityThe homepage is a JS-rendered shell with no meaningful content in the initial HTML — content is behind JavaScript.Not detected
Markdown twinmarkdown-twinNo markdown twin found alongside probed docs HTML surfaces.Not detected
Bot Access Control
AI bot rulesai-bot-rulesrobots.txt is readable but declares no AI-bot-specific rules.Not detected
Content signalscontent-signalsrobots.txt is readable but declares no Content-Signal line.Not detected
RSL licensingrslrobots.txt is readable but declares no RSL License directive.Not detected
TDM reservationtdmrepNo TDMRep policy found at /.well-known/tdmrep.json.Not detected
Protocol & Capability Discovery
.well-known indexwell-known-indexA non-owned /.well-known/ descriptor is present and parses.Parseable
MCP descriptormcp-descriptorInformational — not scoredNo MCP descriptor found at the standard locations an agent would check.Not detected
MCP Server Cardmcp-server-cardNo MCP Server Card found at the standard locations an agent would check.Not detected
A2A Agent Carda2a-agent-cardNo A2A Agent Card found at the standard well-known locations.Not detected
GraphQL surfacegraphql-surfaceNo GraphQL transport surface found at conventional paths (GET-only; no introspection issued).Not detected
DNS-AIDdns-aidNo DNS-AID index found at _index._agents.meta.com.Not detected
MCP supportmcp-supportA first-party MCP support page exists at https://developers.meta.com/horizon/documentation/iwsdk/ai/mcp-tools/, but it does not identify a concrete HTTPS MCP endpoint or fully establish a company-operated service.Parseable
Auth discoveryauth-discoveryAn auth-discovery artifact is present but did not validate.Detected
SDK availabilitysdk-availabilitySDK libraries page at https://developers.meta.com/horizon/blog/accelerate-vr-development-with-ai-and-immersive-web-sdk/: 2 GitHub repos, 0 registry links, 0 install commands (2 pointers).Cross-verified
Link headerslink-headersNo RFC 8288 Link headers found on any probed response.Not detected
OpenAPI specificationopenapi-specNo OpenAPI/Swagger specification found.Not detected
Rate limit documentationrate-limit-docsNo rate limit documentation found at the standard docs locations an agent would check.Not detected
WebMCPwebmcpInformational — not scoredWebMCP browser probing is not yet available in this scanner release.Couldn't verify
Authentication & Credentials
Programmatic auth flowprogrammatic-auth-flowProgrammatic authentication is mentioned at https://developers.meta.com/horizon/documentation/unity/ps-fed-auth-create-user/, but not on a page dedicated to documenting it.Detected
Credential managementcredential-managementNo credential management documentation found at the standard docs locations an agent would check.Not detected
Auth documentationauth-documentationAn authentication documentation page exists at https://developers.meta.com/horizon/essentials/horizon-os-authentication/, but it doesn't name a specific method or show how a request is authenticated.Parseable
Sandbox environmentsandbox-environmentA sandbox/testing page exists at https://developers.meta.com/horizon/blog/developer-perspective-lessons-learned-from-building-a-dragon-friendly-vr-sandbox/, but it doesn't show how to obtain test credentials or a test base URL.Parseable
Documentation Quality
API reference depthapi-reference-depthAPI reference content is mentioned at https://developers.meta.com/horizon/resources/publish-reference-platform-command-line-utility/, but not on a dedicated reference page.Detected
Changelog presencechangelog-presenceA changelog is published at https://developers.meta.com/horizon/blog/august-monthly-tech-release-notes/ with multiple recent dated entries, indicating it is actively maintained.Cross-verified
Structured Data I/O
Structured data I/Ostructured-data-ioNo published structured-data contract found (no typed spec response schemas).Not detected
Machine-readable pricingmachine-readable-pricingNo machine-readable pricing endpoint found (HTML pricing pages do not qualify).Not detected
Data export APIdata-export-apiNo data export or bulk API documentation found at the standard docs locations an agent would check.Not detected
Observable State & Reliability
Status & health endpointsstatus-and-healthNo health or status endpoint found.Not detected
Webhook documentationwebhook-documentationA webhook documentation page exists at https://developers.meta.com/horizon/documentation/android-apps/ps-webhooks-getting-started/, but it doesn't list specific event types with their payload shape.Parseable
Retry & idempotencyretry-and-idempotencyNo retry or idempotency documentation found at the standard docs locations an agent would check.Not detected
Error documentationerror-documentationNo error documentation found at the standard docs locations an agent would check.Not detected
Machine payments (x402/MPP)x402-or-mpp-supportInformational — not scoredNo machine-payment signal observed (no HTTP 402, no payment-required response header, and no /.well-known/x402.json manifest). Payment support cannot be ruled out from an unauthenticated probe.Couldn't verify
Agent Safety & Trust
security.txtsecurity-txtsecurity.txt at https://meta.com/.well-known/security.txt uses RFC 9116 field names but has no Contact line.Parseable
Org identity signalsorg-identityHomepage exposes two org-identity signal types (legal_name, social).Parseable
Metadata consistencymetadata-consistencyHomepage metadata (canonical, Open Graph, schema) is present and consistent.Cross-verified
Legal policy pageslegal-pagesNo terms, privacy, or data-use policy pages found at conventional paths.Not detected