Koog is a JVM (Java and Kotlin) framework for building predictable, fault-tolerant and enterprise-ready AI agents across all platforms – from backend services to Android and iOS, JVM, and even in-browser environments. Koog is based on our AI products expertise and provides proven solutions for complex LLM and AI problems
Koog is a Kotlin and Java framework for building AI agents that use tools, interact with people, and run multi-step workflows. JVM and Kotlin developers use it to deploy agents across platforms such as JVM, Android, iOS, JavaScript, and WebAssembly, with features for persistence, fault recovery, model switching, and monitoring. The catalogue entries provide agents, skills, and instructions for building with Koog.
Latest release 1.2.0 · 28 Aug 2026
These files are JetBrains/koog's own configuration. They tell Claude Code, Codex, OpenCode and Gemini CLI how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.
AGENTS.md A 1,913 tok CLAUDE.md A 3 tok GEMINI.md A 3 tok .claude/skills/add-java-code-snippets-in-docs/SKILL.md A 70 tok .claude/skills/split-jvm-nonjvm/SKILL.md A 68 tok