{"id":"pymcp-kit","name":"pymcp-kit","homepage":"https://pypi.org/project/pymcp-kit/","repo_url":"https://github.com/Agent-Hellboy/py-mcp","category":"devtools","subcategories":[],"tags":["mcp","mcp-server","fastapi","python","stdio","streamable-http","tool-registry","middleware","capability-first"],"what_it_does":"pymcp-kit is a Python toolkit for building MCP servers with FastAPI, providing capability-first registries (tools/prompts/resources/roots), Streamable HTTP and stdio transports, task-aware execution support, and optional auth/ASGI middleware hooks.","use_cases":["Build local or networked MCP servers backed by FastAPI","Create MCP tools/prompts/resources with a small, capability-focused server surface","Implement task execution flows with progress/cancellation/result polling","Integrate optional authentication/authorization into MCP middleware","Host Streamable HTTP MCP endpoints under a /mcp path"],"not_for":["Building a full production platform with advanced API gateways, webhooks, or extra transports beyond HTTP+stdio","Use cases requiring OAuth client management out of the box (seems hook-based rather than a complete auth product)","Projects that need OpenAPI/SDK artifacts explicitly published for this package"],"best_when":"You want to author MCP server capabilities in Python with FastAPI and expose them over Streamable HTTP or stdio, while keeping the transport surface intentionally minimal.","avoid_when":"You need first-class, documented rate-limit headers/codes, published OpenAPI specs, or turnkey auth mechanisms rather than optional hooks.","alternatives":["Official MCP SDKs/clients and server templates (where available)","FastAPI-based custom MCP server implementations","Other MCP server frameworks for Python (if you need different DX or transports)"],"af_score":56.2,"security_score":52.5,"reliability_score":25.0,"package_type":"mcp_server","discovery_source":["pypi"],"priority":"low","status":"evaluated","version_evaluated":null,"last_evaluated":"2026-04-04T21:47:18.786030+00:00","interface":{"has_rest_api":true,"has_graphql":false,"has_grpc":false,"has_mcp_server":true,"mcp_server_url":"/mcp (mounted in the created FastAPI app)","has_sdk":false,"sdk_languages":["python"],"openapi_spec_url":null,"webhooks":false},"auth":{"methods":["Optional authentication and authorization hooks via MiddlewareConfig (details not specified in provided README)","No explicit auth method documented in README beyond hook-based integration"],"oauth":false,"scopes":false,"notes":"Authentication is described as optional via middleware/auth hooks, but the README does not specify concrete schemes (API keys, OAuth2, JWT), scope model, or header formats."},"pricing":{"model":null,"free_tier_exists":false,"free_tier_limits":null,"paid_tiers":[],"requires_credit_card":false,"estimated_workload_costs":null,"notes":"Open-source toolkit (PyPI install), no pricing model described in provided content."},"requirements":{"requires_signup":false,"requires_credit_card":false,"domain_verification":false,"data_residency":[],"compliance":[],"min_contract":null},"agent_readiness":{"af_score":56.2,"security_score":52.5,"reliability_score":25.0,"mcp_server_quality":82.0,"documentation_accuracy":78.0,"error_message_quality":0.0,"error_message_notes":null,"auth_complexity":55.0,"rate_limit_clarity":20.0,"tls_enforcement":70.0,"auth_strength":45.0,"scope_granularity":35.0,"dependency_hygiene":55.0,"secret_handling":60.0,"security_notes":"TLS enforcement is not explicitly documented; assuming FastAPI deployment uses HTTPS is common but not guaranteed by README. Auth is hook-based without concrete scheme/scopes described. Dependency list includes common libraries; no CVE/security posture information is provided. No evidence of secret mishandling in provided content, but also no explicit guidance about logging/secret handling is included.","uptime_documented":0.0,"version_stability":40.0,"breaking_changes_history":30.0,"error_recovery":30.0,"idempotency_support":"false","idempotency_notes":"Idempotency behavior for tools/resources/tasks is not described in the provided README.","pagination_style":"none","retry_guidance_documented":false,"known_agent_gotchas":["Task flows include result polling/cancellation; clients/agents must follow the task lifecycle correctly.","Transport differences (Streamable HTTP vs stdio) may affect how agents deploy and connect.","Optional auth hooks exist but concrete auth behavior/headers are not specified in provided documentation, so agents may need additional implementation-specific knowledge."]}}