Haystack
Open Source
Open-source framework
Best for AI engineers
Enterprise support available
Highly modular
Extensive integrations
Open-source AI framework for production-ready agents, RAG, and context engineering.
Last updated: May 30, 2026
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Quick Answer
Deepset Haystack is an open-source AI orchestration framework for Python developers to build production-ready LLM applications. It enables modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Best for AI engineers and data scientists building scalable agents, RAG, and multimodal applications. It is open-source with enterprise support available.
About Haystack
Deepset Haystack is an open-source AI orchestration framework for Python developers to build production-ready LLM applications. It enables modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Haystack supports scalable agents, RAG, multimodal applications, and semantic search, integrating with various models and databases.
What Makes It Unique
Haystack provides a modular, open architecture that offers full visibility to inspect, debug, and optimize every decision an AI makes, allowing for flexible integration with diverse AI stacks without vendor lock-in.
AI-extracted from public sources. May contain errors. ·
