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Langchain Playground

Verified Integration
Author: @chrisleekr•Category: ServerApplication
GitHub Repository
JSON-RPC 2.0
Protocol Standard
Sub-second
Execution Latency
Active
Operational Status
Tags:#Claude#Search#Database#API#Git#AI#GitHub#Slack#Node.js

Client Configuration

— Connect Langchain Playground to Claude Desktop or Cursor in seconds
{
  "mcpServers": {
    "langchain-playground": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-langchain-playground"
      ],
      "env": {}
    }
  }
}
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows).
Architecture & Capabilities

System Overview

Explores and demonstrates various LLM-related tools and integrations, including LangChain.js, LangGraph, Slack, and the Model Context Protocol.

Indexed Date

7/23/2026

License

Open Source

Protocol Layer

stdio / SSE RPC

Frequently Asked Questions

Architecture and operational details for Langchain Playground

Langchain Playground supports integration with multiple leading LLM providers, including OpenAI, Ollama, and Groq, allowing developers to choose their preferred model for their applications and workflows.

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