Apache Burr: Build reliable AI agents and applications

Apache Burr is an incubating Python framework designed to build reliable AI agents and applications, from simple chatbots to complex multi-agent systems, using a clean composable API without requiring domain-specific languages or YAML. It provides built-in observability through a UI for real-time monitoring, state persistence, human-in-the-loop capabilities, and integrates seamlessly with popular tools like OpenAI, Anthropic, LangChain, and FastAPI. The framework emphasizes simplicity, testability, and modularity, with users praising its elegant state management and debugging capabilities compared to other agentic LLM platforms.