{"slug":"fly-io","name":"Fly.io","domain":"fly.io","category":{"slug":"compute-vps","name":"Compute / VPS / Cloud Hosting"},"usageMode":"integrated","score":63,"scoreLow":32,"scoreHigh":82,"unassessed":["email_otp","sms_otp","phone_verification_call","mailed_physical_code","contact_sales_wall","manual_approval_queue","rate_limit_manual_review","account_payment_provisioning","kyc_identity_verification","crypto_wallet_custody_setup"],"propertyStates":{"sms_otp":"unassessed","email_otp":"unassessed","tos_bot_ban":"success","captcha_challenge":"success","contact_sales_wall":"unassessed","sso_only_no_api_key":"partial","mailed_physical_code":"unassessed","no_machine_interface":"failed","manual_approval_queue":"unassessed","phone_verification_call":"unassessed","redirect_to_vendor_site":"success","rate_limit_manual_review":"unassessed","kyc_identity_verification":"unassessed","crypto_wallet_custody_setup":"unassessed","account_payment_provisioning":"unassessed"},"badge":"MODERATE_INTERRUPT","machineReadabilityScore":57.64,"compositeScore":60,"custodyRiskFlag":"unknown","confidenceLabel":"PROVISIONAL","lastProbedAt":"2026-08-09T23:47:42.200Z","status":"active","homepageUrl":"https://fly.io","description":"Self-serve app/VM hosting, CLI-driven signup","machineReadabilityBreakdown":[{"id":"llms_txt","label":"llms.txt","status":"pass","evidence":"https://fly.io/llms.txt (36.9 KB, 248 links)"},{"id":"llms_full_txt","label":"llms-full.txt","status":"fail"},{"id":"agents_md","label":"AGENTS.md","status":"fail"},{"id":"agent_card","label":"A2A agent card","status":"fail"},{"id":"mcp_server","label":"MCP server (well-known or official registry)","status":"fail","evidence":"no /.well-known/mcp.json and no match in the official MCP registry"},{"id":"openapi_spec","label":"OpenAPI/Swagger spec","status":"fail"},{"id":"rate_limit_headers","label":"Rate-limit headers","status":"fail"},{"id":"structured_errors","label":"Structured JSON error responses","status":"pass","evidence":"https://fly.io/api/openapi.json"},{"id":"oauth_metadata","label":"OAuth authorization-server metadata (RFC 8414)","status":"fail"},{"id":"api_catalog","label":"API catalog (RFC 9727) (emerging)","status":"fail"},{"id":"payment_protocol","label":"Agent-payment discovery (x402 / UCP) (emerging)","status":"fail"},{"id":"page_byte_weight","label":"Lean HTML transfer size","status":"pass","evidence":"92 KB raw HTML (threshold 488 KB)"},{"id":"dom_node_count","label":"Manageable DOM size","status":"pass","evidence":"487 DOM nodes (threshold 1500)"},{"id":"content_density","label":"High content-to-markup density","status":"pass","evidence":"5.7% text/HTML (5336 chars in 92 KB, threshold 2%)"},{"id":"js_dependence","label":"Content readable without JS execution","status":"pass","evidence":"raw HTML holds 109% of rendered text (5336 vs 4875 chars; threshold 40%)"},{"id":"clean_content_path","label":"Clean-content alternate (RSS/Atom/feed/markdown)","status":"fail","evidence":"no <link rel=alternate> feed/markdown variant"},{"id":"markdown_content","label":"Serves markdown on Accept: text/markdown","status":"pass","evidence":"returned text/markdown; charset=utf-8"},{"id":"semantic_interactive","label":"Interactive elements are semantic","status":"pass","evidence":"90/90 semantic (100%); 0 div/span click targets"},{"id":"form_field_names","label":"Form fields have accessible names","status":"pass","evidence":"3/3 named (100%)"},{"id":"input_autocomplete","label":"Inputs carry autocomplete hints","status":"pass","evidence":"2/3 with autocomplete (67%)"},{"id":"webmcp","label":"WebMCP tools (modelContext API)","status":"fail","evidence":"no document/navigator.modelContext tool registration observed"},{"id":"retrieval_bot_access","label":"AI retrieval/search fetchers allowed (robots.txt)","status":"pass","evidence":"no robots.txt — retrieval fetchers unrestricted"},{"id":"sitemap_xml","label":"Sitemap (indexability)","status":"pass","evidence":"https://fly.io/sitemap.xml"},{"id":"schema_org_jsonld","label":"schema.org JSON-LD in raw HTML","status":"fail","evidence":"no valid JSON-LD in raw (pre-JS) HTML — invisible to non-rendering fetchers"},{"id":"content_signals","label":"Content-Signal directives (robots.txt)","status":"fail","evidence":"no robots.txt — no Content-Signal declarations"},{"id":"web_bot_auth","label":"Web Bot Auth key directory (emerging)","status":"fail"},{"id":"link_header_discovery","label":"Discovery Link headers on homepage (emerging)","status":"fail","evidence":"no Link header on the homepage response"},{"id":"robots_ai_crawlers","label":"robots.txt AI-crawler access","status":"pass","evidence":"no robots.txt — no crawler restrictions"},{"id":"unauthed_api_error_shape","label":"Unauthenticated API error is structured JSON","status":"pass","evidence":"https://fly.io/api (HTTP 404)"},{"id":"unauthed_api_auth_guidance","label":"Unauthenticated API returns auth guidance (401/403 or documented)","status":"fail","evidence":"https://fly.io/api (HTTP 404)"},{"id":"unauthed_api_rate_limit","label":"API exposes rate-limit headers","status":"fail","evidence":"no RateLimit-* / X-RateLimit-* headers on the sampled response"},{"id":"api_key_self_serve","label":"API key obtainable without human interaction","status":"not_checked","evidence":"no OpenAPI spec found; self-serve API-key path indeterminate from Tier 1"}],"confidence":0.55,"rubricVersion":"rubric@2026.4","tiersTested":{"tier0":true,"tier1":true,"tier2":false,"tier2Complete":false},"flags":{"tosBan":false,"hardBlocker":true,"contactSalesOnly":false,"perTxnHardBlocker":false},"scoreHistory":[{"score":63,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.4","isCurrent":true,"createdAt":"2026-08-09T23:47:42.215Z"},{"score":63,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.4","isCurrent":false,"createdAt":"2026-08-09T23:47:40.855Z"},{"score":63,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.4","isCurrent":false,"createdAt":"2026-08-09T17:13:21.274Z"},{"score":70,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:24:40.278Z"},{"score":70,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:24:38.955Z"},{"score":70,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:16:39.019Z"},{"score":70,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:16:37.689Z"},{"score":70,"badge":"MODERATE_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:13:51.596Z"},{"score":88,"badge":"LOW_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T05:13:50.172Z"},{"score":88,"badge":"LOW_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.3","isCurrent":false,"createdAt":"2026-08-09T03:14:05.882Z"},{"score":88,"badge":"LOW_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.2","isCurrent":false,"createdAt":"2026-08-09T01:48:06.490Z"},{"score":88,"badge":"LOW_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.2","isCurrent":false,"createdAt":"2026-08-09T01:45:29.510Z"},{"score":100,"badge":"LOW_INTERRUPT","confidenceLabel":"PROVISIONAL","rubricVersion":"rubric@2026.1","isCurrent":false,"createdAt":"2026-07-10T07:16:25.335Z"}],"findings":[{"interruptType":"no_machine_interface","tier":1,"timing":"setup","hardness":"hard","flowLocation":"operate","description":"Neither an MCP server nor a usable API machine interface was found after Tier 0 and Tier 1 candidate checks.","provenance":null,"rawSignal":{"mcpFound":false,"openApiFound":false,"apiKeySelfServe":"not_checked","documentationUrls":[],"unauthedApiUsable":false,"apiCandidatesTried":["https://api.fly.io/","https://docs.fly.io/","https://developer.fly.io/","https://fly.io/api"],"documentationFound":false,"unauthedApiReachable":true},"detectedAt":"2026-08-09T23:47:42.207Z"}]}