These tools competes with
HaystackvsLangChain
Composable NLP and LLM pipeline framework versus The leading LLM app framework
Compare interactively in Explore →Choose Haystack when…
- •You're building search-first or RAG pipelines in Python
- •Deepset's enterprise search DNA fits your use case
- •You need flexible document processing pipelines
Choose LangChain when…
- •You want a broad, flexible LLM orchestration toolkit
- •You need integrations with many tools and data sources
- •You're prototyping or exploring LLM app patterns
Side-by-side comparison
Field
Haystack
LangChain
Category
Pipelines & RAG
Pipelines & RAG
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
deepset Cloud: Custom
—
GitHub Stars
⭐ 18,000
⭐ 93,000
Health
●85 — Active
●85 — Active
Haystack
deepset's open-source framework for building production NLP and LLM pipelines. Strong focus on RAG, search, and document AI use cases.
Shared Connections3 tools both integrate with
Only Haystack (1)
LangChain
Only LangChain (26)
OpenHandsCrewAIAutoGenSemantic KernelLangSmithChromaWeaviatepgvectorLiteLLMLangfuse
Explore the full AI landscape
See how Haystack and LangChain fit into the bigger picture — 207 tools, 452 relationships, all mapped.