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The interface dynamically loads server listings and metadata without requiring direct API calls, abstracting the underlying registry data structure.","intents":["Find available MCP reference servers maintained by the steering group","Browse server listings with version information and filtering options","Switch between different registry environments (production, staging, local) for testing","Discover which reference servers are available for integration into MCP-compatible applications"],"best_for":["MCP client developers evaluating available reference servers","Teams building MCP-compatible applications seeking steering-group-maintained implementations","Developers testing MCP integrations across staging and production environments"],"limitations":["Registry contains only 'a small number' of reference servers maintained by steering group — not a comprehensive ecosystem catalog","No documented authentication or access control — unclear if all servers are publicly accessible","UI-only discovery — no programmatic API documentation provided for automated server enumeration","Version filtering is binary toggle, not granular version selection or constraint specification"],"requires":["Web browser with JavaScript support","Network access to registry.modelcontextprotocol.io (or custom endpoint)","No API key or authentication credentials documented"],"input_types":["search query (text)","API base URL selection (enum: production/staging/local/custom)","version filter toggle (boolean)"],"output_types":["server listing (structured data with name, description, version)","pagination metadata (current page, total count)","server metadata (version info, availability status)"],"categories":["search-retrieval","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-the-mcp-registry__cap_1","uri":"capability://tool.use.integration.multi.environment.api.endpoint.switching.for.registry.queries","name":"multi-environment api endpoint switching for registry queries","description":"Enables runtime switching between four distinct API base URL configurations (production, staging, local at localhost:8080, and custom URLs) without requiring code changes or redeployment. The registry UI maintains this configuration state and routes all subsequent queries to the selected endpoint, allowing developers to test against different registry instances or self-hosted deployments. This pattern supports development workflows where staging and local registries mirror production structure.","intents":["Test registry integration against staging environment before production deployment","Run local registry instance for offline development or CI/CD pipelines","Switch between environments without modifying configuration files or restarting applications","Point registry client to custom registry endpoints for private or self-hosted deployments"],"best_for":["Development teams with staging/production registry environments","Organizations running self-hosted MCP registries requiring endpoint flexibility","CI/CD pipelines needing to test against multiple registry instances"],"limitations":["No documented persistence of endpoint selection — unclear if choice is stored in localStorage, session, or lost on page reload","Custom endpoint input validation not documented — no specification of URL format requirements or error handling","No authentication differentiation between environments — same credentials (if any) used across all endpoints","Switching endpoints does not clear cached results — stale data from previous endpoint may persist"],"requires":["Web browser with JavaScript support","Network access to selected endpoint (production, staging, localhost:8080, or custom URL)","For local endpoint: MCP registry service running on localhost:8080","For custom endpoint: Valid HTTP/HTTPS URL"],"input_types":["endpoint selection (enum: production, staging, local, custom)","custom URL string (if custom endpoint selected)"],"output_types":["API base URL configuration (string)","subsequent query results from selected endpoint"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-the-mcp-registry__cap_2","uri":"capability://search.retrieval.server.listing.pagination.and.version.filtering","name":"server listing pagination and version filtering","description":"Implements paginated server listings with previous/next navigation controls and a binary toggle to show only the latest versions of each server. The registry maintains pagination state across navigation and applies version filtering retroactively to the paginated result set. This allows browsing large server catalogs without loading all entries at once while optionally hiding deprecated or older server versions to reduce cognitive load.","intents":["Browse server listings when total count exceeds single-page display capacity","Filter out older server versions to focus on current recommended implementations","Navigate through paginated results without losing current filter state","Reduce visual clutter by hiding non-latest versions during server discovery"],"best_for":["Registries with growing server catalogs (10+ entries) requiring pagination","Teams evaluating servers and preferring to see only latest stable versions","Users with limited screen space or bandwidth wanting minimal data transfer"],"limitations":["Version filtering is binary (show all vs. latest only) — no granular version selection, range queries, or pre-release filtering","Pagination page size not documented — unclear if configurable or fixed, and how many servers per page","No jump-to-page functionality — only sequential previous/next navigation, inefficient for large catalogs","Filter state not persisted across page reloads — user must reapply 'latest versions' toggle after navigation","No indication of total page count or current position — users cannot estimate remaining results"],"requires":["Web browser with JavaScript support","Registry containing multiple servers (pagination only useful with 10+ entries)","No API documentation provided for pagination parameters or version filtering logic"],"input_types":["pagination control (previous/next button click)","version filter toggle (boolean: show all vs. latest only)"],"output_types":["paginated server listing (subset of full catalog)","filtered server list (latest versions only, if toggle enabled)","pagination metadata (current page, has previous/next)"],"categories":["search-retrieval","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-the-mcp-registry__cap_3","uri":"capability://memory.knowledge.reference.server.metadata.exposure.and.discoverability","name":"reference server metadata exposure and discoverability","description":"Exposes structured metadata for MCP reference servers maintained by the steering group, including server name, description, version information, and availability status through the registry interface. The metadata is queryable via search and filterable by version, enabling developers to understand server capabilities, compatibility, and maintenance status without consulting external documentation. The registry acts as the authoritative source for reference server information.","intents":["Understand what each reference server does and its current version","Determine which reference servers are actively maintained by the steering group","Identify compatible server versions for integration into MCP applications","Access server descriptions to evaluate fit for specific use cases"],"best_for":["MCP application developers evaluating reference server options","Teams building MCP-compatible tools needing authoritative server metadata","Documentation systems requiring up-to-date reference server information"],"limitations":["Metadata structure not documented — unclear what fields are exposed (description, version, author, license, etc.)","No API schema provided — metadata format and completeness unknown","Search functionality not specified — unclear if full-text search, field-specific search, or regex supported","No metadata versioning — unclear if historical server metadata is available or only current versions","No machine-readable export — metadata only accessible through web UI, not via API or bulk download"],"requires":["Web browser with JavaScript support","Network access to registry endpoint","No authentication documented"],"input_types":["search query (text, scope unknown)","version filter (boolean)"],"output_types":["server metadata (name, description, version, status)","search results (filtered server listings)"],"categories":["memory-knowledge","search-retrieval"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"awesome-the-mcp-registry__cap_4","uri":"capability://search.retrieval.search.based.server.discovery.with.text.matching","name":"search-based server discovery with text matching","description":"Implements a search interface that filters server listings by text matching against server names and/or descriptions. The search operates on the paginated result set and updates results in real-time as the user types. The search scope (whether it searches names only, descriptions only, or both) is not documented, but the UI indicates a single search input field suggesting broad matching. Results are returned within the current pagination context.","intents":["Find specific reference servers by name or keyword without browsing full catalog","Discover servers matching a particular use case or capability description","Quickly locate a known server by partial name match","Filter server listings to reduce cognitive load during evaluation"],"best_for":["Users with specific server requirements searching by name or capability","Large registries (20+ servers) where browsing is inefficient","Developers evaluating multiple servers and needing quick filtering"],"limitations":["Search scope not documented — unclear if searching names, descriptions, tags, or all fields","No advanced search syntax documented — no boolean operators, wildcards, or field-specific queries","Search is client-side filtered on current page only — does not search across all pages/servers","No search result ranking or relevance scoring documented — unclear if results are sorted by relevance or alphabetically","No search history or saved searches — each search is ephemeral","Case sensitivity not specified"],"requires":["Web browser with JavaScript support","Registry containing searchable server metadata"],"input_types":["search query string (text, scope and syntax unknown)"],"output_types":["filtered server listing (matching search criteria)","empty result set (if no matches)"],"categories":["search-retrieval"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":30,"verified":false,"data_access_risk":"high","permissions":["Web browser with JavaScript support","Network access to registry.modelcontextprotocol.io (or custom endpoint)","No API key or authentication credentials documented","Network access to selected endpoint (production, staging, localhost:8080, or custom URL)","For local endpoint: MCP registry service running on localhost:8080","For custom endpoint: Valid HTTP/HTTPS URL","Registry containing multiple servers (pagination only useful with 10+ entries)","No API documentation provided for pagination parameters or version filtering logic","Network access to registry endpoint","No authentication documented"],"failure_modes":["Registry contains only 'a small number' of reference servers maintained by steering group — not a comprehensive ecosystem catalog","No documented authentication or access control — unclear if all servers are publicly accessible","UI-only discovery — no programmatic API documentation provided for automated server enumeration","Version filtering is binary toggle, not granular version selection or constraint specification","No documented persistence of endpoint selection — unclear if choice is stored in localStorage, session, or lost on page reload","Custom endpoint input validation not documented — no specification of URL format requirements or error handling","No authentication differentiation between environments — same credentials (if any) used across all endpoints","Switching endpoints does not clear cached results — stale data from previous endpoint may persist","Version filtering is binary (show all vs. latest only) — no granular version selection, range queries, or pre-release filtering","Pagination page size not documented — unclear if configurable or fixed, and how many servers per page","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.35,"ecosystem":0.25,"match_graph":0.25,"freshness":0.9,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:21.012Z","last_scraped_at":"2026-05-03T14:00:18.053Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=the-mcp-registry","compare_url":"https://unfragile.ai/compare?artifact=the-mcp-registry"}},"signature":"dZyu72QJ4/Xbw5FJgoLvUSzlURr0TbXDLOn8v8CF+WiY/NOClWfTkVLsWHFRxmIxxszb0wxN6bPNIxM7QVf4Dg==","signedAt":"2026-06-17T03:46:06.165Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/the-mcp-registry","artifact":"https://unfragile.ai/the-mcp-registry","verify":"https://unfragile.ai/api/v1/verify?slug=the-mcp-registry","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}