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Each request is processed independently with its own context and error handling, and responses are sent back to clients as they complete.","intents":["I want my server to handle multiple clients simultaneously without blocking","I need long-running tools (database queries, API calls) to not block other requests","I want to support concurrent resource reads from multiple clients"],"best_for":["Developers building production MCP servers that handle multiple clients","Teams with long-running tools that need to support concurrent access","Builders creating scalable LLM integrations"],"limitations":["Node.js single-threaded event loop limits CPU-bound concurrency — CPU-intensive tools may block other requests","Memory usage scales with concurrent requests — no built-in connection pooling or request queuing","Shared state between handlers requires explicit synchronization (locks, atomic operations)"],"requires":["Node.js 18+","Understanding of async/await and Promise-based concurrency","Careful handling of shared state in handlers"],"input_types":["Multiple concurrent JSON-RPC requests","Async handler functions"],"output_types":["JSON-RPC responses sent as handlers complete (not necessarily in request order)"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":29,"verified":false,"data_access_risk":"moderate","permissions":["Node.js 18+","TypeScript 4.7+ (for type definitions)","@modelcontextprotocol/sdk package for type definitions and utilities","Understanding of JSON Schema for parameter definitions","@modelcontextprotocol/sdk for type definitions","Implementation of resource read handlers for each URI scheme","@modelcontextprotocol/sdk for resource type definitions","Prompt template definitions with argument specifications","@modelcontextprotocol/sdk for prompt type definitions","For stdio: ability to spawn child processes"],"failure_modes":["TypeScript/JavaScript only — no native Python, Go, or Rust implementations in this package","Requires explicit transport layer configuration (stdio, HTTP, SSE) — no automatic transport negotiation","Message size limits depend on underlying transport (stdio has OS pipe buffer limits, typically 64KB-1MB)","JSON Schema validation is performed at runtime — no compile-time schema validation","Handler errors must be caught and formatted manually; no built-in error recovery or retry logic","No built-in rate limiting or quota management per tool","No built-in pagination for large resource lists — clients must handle potentially large list_resources responses","Resource content is read on-demand; no built-in caching at the protocol level","Streaming support depends on transport layer (stdio has limitations, HTTP/SSE are better suited)","No built-in prompt versioning or A/B testing support","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.3,"ecosystem":0.38999999999999996,"match_graph":0.25,"freshness":0.75,"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":"2026-05-24T12:16:23.904Z","last_scraped_at":"2026-05-03T14:23:40.857Z","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=npm-modelcontextprotocolserver","compare_url":"https://unfragile.ai/compare?artifact=npm-modelcontextprotocolserver"}},"signature":"NnCRIG3fqgfM9d054HukcuFJIDk6A2LEdrDxcYEEPISY8F+wI1B04ET1i3cWA/HjQ5QCDLnY+0JjLbpCbFmUBQ==","signedAt":"2026-06-20T14:49:26.655Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/npm-modelcontextprotocolserver","artifact":"https://unfragile.ai/npm-modelcontextprotocolserver","verify":"https://unfragile.ai/api/v1/verify?slug=npm-modelcontextprotocolserver","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"}}