Haystack
OfficialRAG & RetrievalProduction-ready framework for building RAG pipelines, semantic search, and question answering systems. Component-based architecture with strong focus on retrieval quality.
by deepset18.6k starsApache-2.0Updated Apr 2026
Installation
Install
pip install haystack-aiLanguage support
Python
Supported LLMs
OpenAIAnthropicGoogleCohereHugging FaceOllama
Features (8)
pipelinesretrieversgeneratorsdocument_storesevaluationpreprocessingagentschatSource
View on GitHubDetails
- Author
- deepset
- Category
- RAG & Retrieval
- Languages
- 1
- Features
- 8
- Stars
- 18.6k
- License
- Apache-2.0
- Status
- Official