LangChain

Framework for building LLM applications with chaining, RAG, and connector integrations.

LangChain is an open-source framework for building applications with large language models.

Maturity

Established

Cognitive loadMedium

360° overview

Six perspectives place the building block in context. The numbers show where each perspective continues in the reading path.

The building block at a glance

LangChain

360°

2

2

Integrations

Vector DBs (e.g., Milvus, Pinecone, Weaviate)

+2

1

Modularity: reuse and combine building blocks (chains, agents, connectors).

Value stream stage: Build

4

3

4