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Haystack

A strict pipeline abstraction, built for regulated work.

currentdeepset ↗Verified 2026-08-13

Pipelines

explicit

Specifications

KindFramework
GraphVia integrations
LanguagePython
LicenceApache 2.0
GitHub stars~20k

Official links

deepset official site

What matters

  • Every step is declared, which is what audits need
  • Cleanest option where a wrong answer has consequences

Best for finance, health, legal and government.

Compare with

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Haystack vs LlamaIndex →Haystack vs LangChain & LangGraph →Haystack vs RAGFlow →Haystack vs GraphRAG →Haystack vs LightRAG →

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