{"id":"kevensen-go-passage-of-time-mcp-server","name":"go-passage-of-time-mcp-server","homepage":null,"repo_url":"https://github.com/kevensen/go-passage-of-time-mcp-server","category":"ai-ml","subcategories":[],"tags":["mcp","time","temporal-utilities","go","stdio","http","agent-tools"],"what_it_does":"Provides an MCP server (Go) that lets an LLM do basic “passage of time”/time-related operations, inspired by a similar Python MCP server. Can run as an stdio MCP server by default, or as an HTTP streamable server when given a port.","use_cases":["LLM tools that need current time, time arithmetic, or reasoning about elapsed/passage-of-time concepts","Building lightweight temporal utilities in an MCP-enabled agent workflow","Integrating time-related actions into agents without implementing time logic in every client"],"not_for":["High-security, authenticated multi-tenant deployments (auth behavior is not described)","Production systems requiring strict rate limiting guarantees or published SLAs","Use cases requiring complex scheduling, time zones, or persistent storage semantics beyond “basic time operations”"],"best_when":"You want a simple, local/agent-integrated MCP time utility that runs in stdio mode or a basic HTTP mode for tooling.","avoid_when":"You need well-documented APIs, robust operational guarantees (SLA, retry semantics), or strong authentication/authorization controls. ","alternatives":["jlumbroso/passage-of-time-mcp (Python reference implementation)","Other MCP servers providing time/date utilities (if available in your ecosystem)","Implement time operations directly in your agent/tooling rather than via an MCP server"],"af_score":36.5,"security_score":25.0,"reliability_score":21.2,"package_type":"mcp_server","discovery_source":["github"],"priority":"low","status":"evaluated","version_evaluated":null,"last_evaluated":"2026-04-04T21:20:00.871103+00:00","interface":{"has_rest_api":false,"has_graphql":false,"has_grpc":false,"has_mcp_server":true,"mcp_server_url":null,"has_sdk":false,"sdk_languages":[],"openapi_spec_url":null,"webhooks":false},"auth":{"methods":[],"oauth":false,"scopes":false,"notes":"README does not describe any authentication/authorization mechanism for either stdio MCP or HTTP mode."},"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 in provided README/repo metadata."},"requirements":{"requires_signup":false,"requires_credit_card":false,"domain_verification":false,"data_residency":[],"compliance":[],"min_contract":null},"agent_readiness":{"af_score":36.5,"security_score":25.0,"reliability_score":21.2,"mcp_server_quality":55.0,"documentation_accuracy":35.0,"error_message_quality":0.0,"error_message_notes":null,"auth_complexity":100.0,"rate_limit_clarity":0.0,"tls_enforcement":30.0,"auth_strength":20.0,"scope_granularity":0.0,"dependency_hygiene":40.0,"secret_handling":40.0,"security_notes":"Security posture is hard to assess from the provided materials. No auth described; HTTP mode could be sensitive without TLS/auth guidance. README does not mention logging/secret handling, scopes, or transport security.","uptime_documented":0.0,"version_stability":35.0,"breaking_changes_history":30.0,"error_recovery":20.0,"idempotency_support":"false","idempotency_notes":null,"pagination_style":"none","retry_guidance_documented":false,"known_agent_gotchas":["Time-related tools often need clarity about time zones/clock source; this README does not document such behavior.","If running over HTTP, agent integrations may need to know the expected streaming/protocol details; README only mentions `-port` at a high level.","No documented error codes, retry guidance, or idempotency guarantees were found in the provided materials."]}}