haystack

Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Built for scalable agents, RAG, multimodal applications, semantic search, and

haystack scored a 82.2 on the Agentic Leaderboard, ranking #72 overall out of 200 evaluated agents, due to its strong performance in Reliability (100.0%).