Building Next-Gen AI Agents with Koog: A Deep Dive into Kotlin-Powered Agent Engineering (Image: Modern AI system architecture | Source: Unsplash) 1. Architectural Principles and Technical Features 1.1 Core Design Philosophy Koog adopts a reactive architecture powered by Kotlin coroutines for asynchronous processing. Key components include: Agent Runtime: Manages lifecycle operations Tool Bus: Handles external system integrations Memory Engine: Implements RAG (Retrieval-Augmented Generation) patterns Tracing System: Provides execution observability Performance benchmarks: Latency: <200ms/request (GPT-4 baseline) Throughput: 1,200 TPS (JVM environment) Context Window: Supports 32k tokens with history compression 1.2 Model Control Protocol (MCP) MCP enables dynamic model switching across LLM …