Agent Debug

Pluggable langraph studio like debugger as a npm package.

Installation

npm install agent-debug

Usage

import { debug } from 'agent-debug';

import { StateGraph, MessagesAnnotation, START, END } from "@langchain/langgraph";
import { ChatOpenAI } from "@langchain/openai";

// define langgraph agent
const model = new ChatOpenAI({
  modelName: "gpt-4o",
  temperature: 0.7,
});

const callModel = async (state) => {
  const response = await model.invoke(state.messages);
  return { messages: [response] };
};

const workflow = new StateGraph(MessagesAnnotation)
  .addNode("llm_node", callModel)
  .addEdge(START, "llm_node")
  .addEdge("llm_node", END);

const agent = workflow.compile();

// spin-up agent debug server on port 3001 ( port 8888 by default )
debug(agent, 3001)

UI

Local development

git clone --recursive [email protected]:sebps/agent-debug-workspace.git