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mcp-langchain-ts-client

by isaacwasserman

A LangChain.js client for Model Context Protocol. It's a port of rectalogic/langchain-mcp to the JS/TS LangChain and MCP APIs.

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What is mcp-langchain-ts-client?

This is a LangChain.js client for interacting with Model Context Protocol (MCP) servers. It provides tools and functionalities to integrate MCP capabilities into LangChain applications.

How to use mcp-langchain-ts-client?

First, install the package using npm install mcp-langchain-ts-client. Then, initialize the MCPToolkit with server parameters, initialize the toolkit, extract the LangChain.js compatible tools, and use them within your LangChain agent, as shown in the example code.

Key features of mcp-langchain-ts-client

  • Integration with Model Context Protocol

  • LangChain.js compatibility

  • Toolkit for easy initialization

  • Extraction of LangChain tools

  • Support for various LLMs (e.g., Anthropic)

Use cases of mcp-langchain-ts-client

  • Building AI agents with access to contextual information

  • Integrating external data sources into LLM workflows

  • Creating reactive agents using LangGraph

  • Developing applications that leverage Model Context Protocol capabilities

  • Enhancing LLM performance with contextual awareness

FAQ from mcp-langchain-ts-client

What is Model Context Protocol (MCP)?

MCP is a protocol for providing context to language models.

What is LangChain?

LangChain is a framework for developing applications powered by language models.

How do I install this client?

You can install it using npm install mcp-langchain-ts-client.

What LLMs are supported?

The client is compatible with various LLMs, including Anthropic's Claude models.

Where can I find more information about MCP?

Refer to the documentation and resources related to Model Context Protocol.