langchain-mcp
Basiclangchain-mcp is a tool that provides support for the Model Context Protocol (MCP) within the LangChain framework, enabling seamless interactions with various tools defined under the MCP.
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Overview
langchain-mcp is a tool that provides support for the Model Context Protocol (MCP) within the LangChain framework, enabling seamless interactions with various tools defined under the MCP.
Installation
1Install the package
npx
pip install langchain-mcp2Add to Claude
Add this configuration to your claude_desktop_config.json:
claude_desktop_config.json
{
"mcpServers": {
"langchain-mcp": {
"command": "npx",
"args": [
"-y",
"pip install langchain-mcp"
]
}
}
}3Verify installation
Restart Claude Desktop, then ask:
"What tools do you have available from langchain-mcp?"
Prerequisites
- Node.js 18 or higher
- npm or npx available
- Claude Desktop or Claude API access
Configuration
No configuration required. This server works out of the box.
Usage Examples
List Resources
"What resources are available in langchain-mcp?"
Claude will query available resources and return a list of what you can access.
Get Details
"Show me details about [specific item] in langchain-mcp"
Claude will fetch and display detailed information about the requested item.
Create New
"Create a new [item] in langchain-mcp with [details]"
Claude will use the appropriate tool to create the resource and confirm success.
Works with langchain-mcp
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