Agent Readiness Score

courier.com

38 — Limited. Agents will struggle to discover or use this site without human help.

44 of 45 checks conclusive · Confidence High · Evidence coverage 98%

HonestClaw measured how well courier.com's site and APIs work for AI agents — across 9 dimensions and 45 automated checks.

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Dimensions

Discoverability12.6/24

Content Accessibility17.1/24

Bot Access Control0/12

Protocol & Capability Discovery13.6/36

Authentication & Credentials1.9/19

Documentation Quality8.5/10

Structured Data I/O0/13

Observable State & Reliability4.5/15

Agent Safety & Trust4.7/11

Checks

Discoverability

Subdomain sweepsubdomain-sweepAn agent-relevant subdomain is live and serves its expected content kind (docs.courier.com).Parseable

Canonical domaincanonical-domainRoot and www converge on www.courier.com, with a matching canonical tag.Cross-verified

robots.txtrobots-txtrobots.txt at https://courier.com/robots.txt declares a sitemap. Declared sitemap https://www.courier.com/sitemap.xml resolves as valid XML.Cross-verified

sitemap.xmlsitemap-xmlhttps://www.courier.com/sitemap.xml is a dated sitemap whose URLs include docs/pricing/api surfaces.Cross-verified

API existenceapi-existenceA real API surface at https://api.courier.com/ answered HTTP 403 with non-HTML JSON. (source: live)Parseable

API catalogapi-catalogNo RFC 9727 API Catalog found at /.well-known/api-catalog.Not detected

API versioningapi-versioningA versioning-related page exists at https://www.courier.com/docs/api-reference/journeys/list-versions-of-a-journey, but it doesn't describe a versioning scheme or deprecation policy. (source: docs)Parseable

Content Accessibility

llms.txtllms-txtA curated llms.txt index is published at https://www.courier.com/llms.txt: 415 links across 9 sections.Cross-verified

Freshness signalsfreshness-signalsMultiple freshness signals present (Last-Modified header, ETag header, sitemap lastmod) with sitemap entries updated within 90 days.Cross-verified

Crawl-cost estimatecrawl-cost-estimateInformational — not scoredA manageable sitemap (1450 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

ai.txtai-txtNo ai.txt file found (HTML pages at .txt paths do not qualify).Not detected

Raw content extractabilityraw-content-extractabilityReadable content is extractable without JavaScript on 2 probed surface(s) with substantial visible text.Cross-verified

Markdown twinmarkdown-twinA markdown twin is published at https://www.courier.com/docs/welcome.md alongside the docs HTML surface (https://www.courier.com/docs).Parseable

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

MCP descriptormcp-descriptorInformational — not scoredA fully described MCP server is published at https://docs.courier.com/mcp, declaring 3 tools, each with a description and input format. This is the current standard for agent-native MCP.Cross-verified

MCP supportmcp-supportFirst-party documentation at https://www.courier.com/blog/courier-mcp-server-open-source-how-it-works identifies the MCP endpoint https://mcp.courier.com/ and explains both its capabilities and how clients connect or authenticate.Cross-verified

MCP Server Cardmcp-server-cardA file exists at https://docs.courier.com/.well-known/mcp/server-card.json, but it doesn't contain the fields that describe an MCP Server Card.Detected

A2A Agent Carda2a-agent-cardAn A2A Agent Card at https://docs.courier.com/.well-known/agent-card.json declares 1 skill(s) and a connectable endpoint.Useful

.well-known indexwell-known-indexNo non-owned /.well-known/ descriptors found.Not detected

DNS-AIDdns-aidNo DNS-AID index found at _index._agents.courier.com.Not detected

GraphQL surfacegraphql-surfaceNo GraphQL transport surface found at conventional paths (GET-only; no introspection issued).Not detected

Link headerslink-headersLink header(s) present with recognized rel values.Parseable

OpenAPI specificationopenapi-specNo OpenAPI/Swagger specification found.Not detected

SDK availabilitysdk-availabilityGetting-started page at https://www.courier.com/blog/android-push-notifications-with-firebase-courier-sdk: 4 GitHub repos, 0 registry links, 0 install commands (4 pointers).Cross-verified

Rate limit documentationrate-limit-docsRate limiting is mentioned at https://www.courier.com/blog/notification-send-rate-limits, but not on a page dedicated to documenting it.Detected

WebMCPwebmcpInformational — not scoredWebMCP browser probing is not yet available in this scanner release.Couldn't verify

Auth discoveryauth-discoveryCould not conclusively check for an auth-discovery surface (unreachable, rate-limited, or behind auth).Couldn't verify

Authentication & Credentials

Credential managementcredential-managementCredential management is mentioned at https://www.courier.com/error-solutions/amazon-ses-authentication-credentials-invalid, but not on a page dedicated to documenting it.Detected

Programmatic auth flowprogrammatic-auth-flowProgrammatic authentication is mentioned at https://www.courier.com/error-solutions/sendgrid-535-authentication-failed-bad-username-password, but not on a page dedicated to documenting it.Detected

Sandbox environmentsandbox-environmentA test environment is mentioned at https://www.courier.com/error-solutions/mailgun-sandbox-not-sending-email, but not on a page dedicated to documenting it.Detected

Auth documentationauth-documentationAuthentication is mentioned at https://www.courier.com/error-solutions/535-authentication-failed-nodemailer, but not on a page dedicated to documenting it.Detected

Documentation Quality

API reference depthapi-reference-depthThe API reference at https://www.courier.com/docs/reference/api-overview documents parameters with example requests and responses. To reach the top level, it would need request and response bodies, authentication, pagination, and error codes.Useful

Changelog presencechangelog-presenceA changelog is published at https://www.courier.com/changelog 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-healthStatus page found at https://status.courier.com/ (HTTP 200).Detected

Retry & idempotencyretry-and-idempotencyRetry/idempotency is mentioned at https://www.courier.com/blog/courier-live-supporting-idempotent-requests-with-the-courier-node-js-sdk, but not on a page dedicated to documenting it.Detected

Webhook documentationwebhook-documentationWebhooks are mentioned at https://www.courier.com/blog/courier-live-controlling-iot-using-the-webhook-provider, but not on a page dedicated to documenting them.Detected

Error documentationerror-documentationErrors are documented at https://www.courier.com/docs/platform/sending/handling-responses-and-errors with specific codes or a documented response shape. To reach the top level, it would need recovery guidance and a machine-readable error format, or corroboration against the API spec.Useful

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 one org-identity signal (social).Detected

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