These tools integrates with
WeaviatevsLangChain
Cloud-native vector search engine versus The leading LLM app framework
Compare interactively in Explore →Choose Weaviate when…
- •You want a knowledge graph alongside vector search
- •Multi-modal search (text + image) is needed
- •You need hybrid keyword + vector search
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
Weaviate
LangChain
Category
LLM Infrastructure
Pipelines & RAG
Type
Open Source
Open Source
Free Tier
✓ Yes
✓ Yes
Pricing Plans
Cloud: Usage-based
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GitHub Stars
⭐ 11,000
⭐ 93,000
Health
●80 — Active
●85 — Active
Weaviate
Open-source vector database with hybrid search (vector + BM25), multi-modal support, and native GraphQL API. Strong enterprise adoption.
Shared Connections3 tools both integrate with
Only Weaviate (2)
LangChainMilvus
Only LangChain (26)
OpenHandsCrewAIAutoGenSemantic KernelLangSmithChromaWeaviatepgvectorLiteLLMLangfuse
Explore the full AI landscape
See how Weaviate and LangChain fit into the bigger picture — 207 tools, 452 relationships, all mapped.