# haystack

> MCP Client

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.

## Overview

- **Category:** AI
- **Language:** Python
- **Stars:** 26210
- **Forks:** 2979
- **Owner:** deepset-ai
- **GitHub:** https://github.com/deepset-ai/haystack
- **Homepage:** https://haystack.deepset.ai
- **Created:** 2019-11-14T09:05:28+00:00
- **Updated:** 2026-08-03T08:48:39+00:00
- **Source:** https://model-context-protocol.com/clients/haystack