Agent Readiness Score
spline.design
17 — Limited. Agents will struggle to discover or use this site without human help.
HonestClaw measured how well spline.design's site and APIs work for AI agents — across 9 dimensions and 45 automated checks.
Dimensions
Discoverability7.8/24
Content Accessibility12.3/24
Bot Access Control0/12
Protocol & Capability Discovery1.8/41
Authentication & Credentials0/19
Documentation Quality0.5/10
Structured Data I/O0/13
Observable State & Reliability1.8/15
Agent Safety & Trust5.5/11
Checks
Discoverability
Subdomain sweepsubdomain-sweepAn agent-relevant subdomain is live and serves its expected content kind (docs.spline.design).Parseable
robots.txtrobots-txtNo robots.txt found (or the path returned an HTML page).Not detected
sitemap.xmlsitemap-xmlhttps://spline.design/sitemap.xml is a dated sitemap whose URLs include docs/pricing/api surfaces.Cross-verified
Canonical domaincanonical-domainRoot and www converge on spline.design, with a matching canonical tag.Cross-verified
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-versioningA versioning-related page exists at https://docs.spline.design/designing-in-3-d/scenes/version-history, but it doesn't describe a versioning scheme or deprecation policy. (source: docs)Parseable
Content Accessibility
Markdown twinmarkdown-twinA markdown twin is published at https://docs.spline.design/index.md alongside the docs HTML surface (https://docs.spline.design/).Parseable
llms.txtllms-txtAn llms.txt index is published at https://docs.spline.design/llms.txt with 182 links under 1 section(s). To reach the top level, it would need a fuller index (more links across multiple sections) or an llms-full.txt.Useful
Freshness signalsfreshness-signalsFreshness signals present: Last-Modified header, ETag header, sitemap lastmod.Useful
Crawl-cost estimatecrawl-cost-estimateInformational — not scoredA manageable sitemap (71 page URLs) helps agents estimate crawl cost.Useful
llms-full.txtllms-full-txtNo llms-full.txt file found (HTML pages at .txt paths do not qualify).Not detected
Raw content extractabilityraw-content-extractabilityModerate-to-strong main content (91% of visible text) is extractable from raw HTML on the homepage.Useful
ai.txtai-txtNo ai.txt file found (HTML pages at .txt paths do not qualify).Not detected
Bot Access Control
AI bot rulesai-bot-rulesNo robots.txt was found (missing, or not servable as plain text), so no AI-bot rules are declared.Not detected
Content signalscontent-signalsNo robots.txt was found (missing, or not servable as plain text), so no Content Signals are declared.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
MCP descriptormcp-descriptorInformational — not scoredNo MCP descriptor found at the standard locations an agent would check.Not detected
SDK availabilitysdk-availabilityNo SDK or client library documentation found.Not detected
MCP supportmcp-supportA first-party MCP support page exists at https://docs.spline.design/generate/spline-mcp-server, but it does not identify a concrete HTTPS MCP endpoint or fully establish a company-operated service.Parseable
A2A Agent Carda2a-agent-cardNo A2A Agent Card found at the standard well-known locations.Not detected
MCP Server Cardmcp-server-cardNo MCP Server Card found at the standard locations an agent would check.Not detected
DNS-AIDdns-aidNo DNS-AID index found at _index._agents.spline.design.Not detected
.well-known indexwell-known-indexNo non-owned /.well-known/ descriptors found.Not detected
GraphQL surfacegraphql-surfaceNo GraphQL transport surface found at conventional paths (GET-only; no introspection issued).Not detected
Auth discoveryauth-discoveryNo standardized authentication-discovery surface found.Not detected
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-flowNo programmatic authentication documentation found at the standard docs locations an agent would check.Not detected
Auth documentationauth-documentationNo authentication documentation found at the standard docs locations an agent would check.Not detected
Credential managementcredential-managementNo credential management documentation found at the standard docs locations an agent would check.Not detected
Sandbox environmentsandbox-environmentNo sandbox or test environment documentation found at the standard docs locations an agent would check.Not detected
Documentation Quality
API reference depthapi-reference-depthAPI reference documentation lacks depth or was not found.Not detected
Changelog presencechangelog-presenceA changelog is mentioned at https://updates.spline.design/, but not on a page dedicated to publishing release history.Detected
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://docs.spline.design/interaction-states-events-and-actions/events/webhook-called-event, 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-txtNo security.txt found at /.well-known/security.txt or /security.txt.Not detected
Org identity signalsorg-identityHomepage exposes two org-identity signal types (support_email, social).Parseable
Metadata consistencymetadata-consistencyHomepage metadata (canonical, Open Graph, schema) is present and consistent.Cross-verified
Legal policy pageslegal-pagesBoth privacy and terms policies are discoverable with substantive content.Useful