Haystack
Production-ready RAG pipelines.
Open-source framework for building search, RAG and agent pipelines, with an enterprise platform.
- Vendor
- deepset
- Category
- LLM & RAG frameworks
- Pricing
- Open source
- Open source
- Yes
- License
- Apache 2.0
- Platforms
- Python
- Launched
- 2020
- Website
- haystack.deepset.ai
Features
- Pipelines
- Evaluation
- Enterprise platform
Best for
- Research
- Enterprise
More llm & rag frameworks
- LangChain — LangChain. The most widely used LLM application framework.
- AI SDK — Vercel. The TypeScript toolkit for AI apps.
- LlamaIndex — LlamaIndex. Data framework for RAG and document agents.
- DSPy — Stanford NLP. Program — don’t prompt — language models.
- Instructor — Jason Liu & community. Pydantic-typed structured outputs from any LLM.
- Outlines — .txt (dottxt). Guaranteed structured generation with regex, JSON Schema and grammars.
- BAML — Boundary. A typed language for defining and testing LLM functions.