haystack

deepset-ai/haystack

Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agen

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MDX Apache-2.0Last pushed Jul 7, 2026

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 conversational systems.

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git clone https://github.com/deepset-ai/haystack

README

Blue banner with the Haystack logo and the text ‘haystack by deepset – The Open Source AI Framework for Production Ready RAG & Agents’ surrounded by abstract icons representing search, documents, agents, pipelines, and cloud systems.
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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.

Table of Contents

  • Installation
  • Documentation
  • Features
  • Haystack Enterprise: Support & Platform
  • Telemetry
  • 🖖 Community
  • Contributing to Haystack
  • Organizations using Haystack

Installation

The simplest way to get Haystack is via pip:

pip install haystack-ai

Install nightly pre-releases to try the newest features:

pip install --p