langchain and LangGraph
The tools are **complements**, where LangGraph (B) provides a framework for building stateful, multi-actor LLM applications that can leverage the broader agent engineering platform and tools offered by Langchain (A).
About langchain
langchain-ai/langchain
The agent engineering platform
Provides unified abstractions for LLM models, embeddings, vector stores, and retrieval tools across 100+ provider integrations, enabling seamless model swapping and real-time data augmentation. Built on a modular, component-based architecture that supports chains and orchestration patterns, with optional integration to LangGraph for complex agentic workflows and LangSmith for observability and evals.
About LangGraph
r-manimaran/LangGraph
For Building Stateful, multi-actor applications with LLMs, Create agent and multi-agent workflows
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