haystack

About haystack

🎉🎊✨   Haystack 3.0 is out!   ✨🎊🎉 Read the announcement here! 🥳 🎈 🎆 🪅 🎇 🍾 🥂 🎁 🌈 Haystack is an open-source AI orchestration framework for building production-ready LLM applications in Python. Design modular pipelines and agent workflows with explicit control over retrieval, routing, memory, and generation. Build scalable RAG systems, multimodal applications, semantic search, question answering, and autonomous agents, all in a transparent architecture that lets you experiment, customize deeply, and deploy with confidence.

agent-framework agentic-ai agentic-rag agents ai ai-agents context-engineering framework genai generative-ai

Quick Facts

Stars	26,774
Forks	3,307
Language	Python
Category	MCP 服务器
License	Apache-2.0
Quality Score	62.9817129585272/100
Open Issues	153
Last Updated	2026-10-19
Created	2019-11-14
Platforms	mcp, python
Est. Tokens	~16k

Compatible Skills

These tools work well together with haystack for enhanced workflows:

langroid — semantic(0.32)+complementary+rare_topics+same_lang+similar_pop+shared_platform (66%)
LightRAG — semantic(0.39)+complementary+same_lang+similar_pop+shared_platform (64%)
PocketFlow — semantic(0.32)+complementary+same_lang+similar_pop+shared_platform (61%)
OpenViking — semantic(0.16)+complementary+rare_topics+same_lang+similar_pop+shared_platform (60%)
autogen — semantic(0.21)+complementary+same_lang+similar_pop+shared_platform (57%)

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Frequently Asked Questions

What is haystack?

haystack is 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, m. It is categorized as a MCP 服务器 with 26.8k GitHub stars.

What programming language is haystack written in?

haystack is primarily written in Python. It covers topics such as agent-framework, agentic-ai, agentic-rag.

How do I install or use haystack?

You can find installation instructions and usage details in the haystack GitHub repository at github.com/deepset-ai/haystack. The project has 26.8k stars and 3307 forks, indicating an active community.

What license does haystack use?

haystack is released under the Apache-2.0 license, making it free to use and modify according to the license terms.

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