{"id":"daydayup-zyn-streamable-http-mcp-server","name":"streamable-http-mcp-server","homepage":null,"repo_url":"https://github.com/daydayup-zyn/streamable-http-mcp-server","category":"devtools","subcategories":[],"tags":["mcp","json-rpc-2.0","spring-boot","java","http","tool-calling","agent-integration"],"what_it_does":"A Spring Boot–integrated MCP server that implements JSON-RPC 2.0 style MCP endpoints over a traditional HTTP REST approach (explicitly not supporting SSE streaming). It provides annotation-based integration for registering MCP tools/functions and supports tool listing and tool invocation (plus initialize/ping).","use_cases":["Expose backend capabilities as MCP tools to an MCP client/agent via an HTTP endpoint in a Spring Boot application","Quickly integrate MCP tool registration in Java/Spring Boot using annotations","Implement simple request/response tool calls for scenarios like utility functions (e.g., weather example), health checks (ping), and tool discovery (tools/list)"],"not_for":["Use cases requiring SSE/event streaming or incremental token/tool output streaming","Production deployments that need clear published security/auth, rate-limit headers, and well-specified error contracts (not described in README)","Integrations expecting first-class REST/SDK/OpenAPI contracts beyond Spring Boot annotations"],"best_when":"You want a lightweight Java/Spring Boot MCP server using synchronous HTTP request/response semantics for tool calls.","avoid_when":"You need SSE streaming, strong documented security controls, or detailed interface specifications for automated client generation.","alternatives":["Other MCP server implementations that support SSE streaming","Direct JSON-RPC 2.0 MCP servers implemented over HTTP without Spring annotation layer","Frameworks/agents that can run MCP tool servers using official SDKs (if available in your stack)"],"af_score":35.2,"security_score":35.0,"reliability_score":18.8,"package_type":"mcp_server","discovery_source":["github"],"priority":"low","status":"evaluated","version_evaluated":null,"last_evaluated":"2026-04-04T20:00:36.419329+00:00","interface":{"has_rest_api":true,"has_graphql":false,"has_grpc":false,"has_mcp_server":true,"mcp_server_url":"/mcp","has_sdk":false,"sdk_languages":["Java"],"openapi_spec_url":null,"webhooks":false},"auth":{"methods":[],"oauth":false,"scopes":false,"notes":"README does not mention authentication/authorization mechanisms for the MCP endpoint."},"pricing":{"model":null,"free_tier_exists":false,"free_tier_limits":null,"paid_tiers":[],"requires_credit_card":false,"estimated_workload_costs":null,"notes":"No pricing information provided (likely open-source library/starter, but not stated)."},"requirements":{"requires_signup":false,"requires_credit_card":false,"domain_verification":false,"data_residency":[],"compliance":[],"min_contract":null},"agent_readiness":{"af_score":35.2,"security_score":35.0,"reliability_score":18.8,"mcp_server_quality":55.0,"documentation_accuracy":55.0,"error_message_quality":0.0,"error_message_notes":null,"auth_complexity":20.0,"rate_limit_clarity":10.0,"tls_enforcement":70.0,"auth_strength":20.0,"scope_granularity":10.0,"dependency_hygiene":40.0,"secret_handling":40.0,"security_notes":"Security-relevant controls (authn/authz, scopes, rate limiting, and detailed error handling) are not described in the README. TLS requirements and secret-handling practices are not documented here; score assumes typical HTTPS in Spring Boot but cannot confirm from provided content.","uptime_documented":0.0,"version_stability":30.0,"breaking_changes_history":20.0,"error_recovery":25.0,"idempotency_support":"false","idempotency_notes":null,"pagination_style":"none","retry_guidance_documented":false,"known_agent_gotchas":["SSE/streaming is not supported (readme explicitly states no SSE streaming), so agents expecting streamed/incremental results may not work as intended.","Authentication and rate-limit behavior are not documented in the provided README, so agent clients may need to rely on default server behavior or add deployment-level controls."]}}