{"id":"mcp-rb","name":"mcp-rb","af_score":53.5,"security_score":49.0,"reliability_score":47.5,"what_it_does":"A lightweight Ruby framework for implementing MCP (Model Context Protocol) servers with a Sinatra-like DSL.","best_when":null,"avoid_when":null,"last_evaluated":"2026-03-21T22:13:09.774770+00:00","has_mcp":true,"has_api":true,"auth_methods":[],"has_free_tier":false,"known_gotchas":[],"error_quality":null}