Nexus LangGraph Agents

Collection of LangGraph agents with Nexus filesystem integration, deployable on LangGraph Platform

Overview

This repository contains production-ready LangGraph agents that leverage Nexus filesystem for persistent storage, file operations, and multi-agent collaboration. All agents are designed for deployment on LangGraph Platform.

Key Features:

• ✅ Multiple specialized agents (ReAct, Quant Trading, Talent Search, etc.)
• ✅ Shared Nexus tools and utilities
• ✅ LangGraph Platform ready
• ✅ Python 3.11+ compatible
• ✅ Production deployment configurations

Repository Structure

See REPO_STRUCTURE.md for detailed structure proposal.

nexus-langgraph/
├── agents/          # Individual agent implementations
├── shared/          # Shared utilities, tools, prompts
├── tests/           # Test suite
├── examples/        # Usage examples
└── langgraph.json   # Deployment configuration

Available Agents

ReAct Agent (react)

General-purpose ReAct agent with Nexus filesystem access.

• File search and analysis
• Code reading and writing
• Documentation generation

Additional agents (quant, talent, etc.) will be added in future updates.

Quick Start

Installation

git clone https://github.com/nexi-lab/nexus-langgraph.git
cd nexus-langgraph
pip install -e .

Configuration

1. Copy .env.example to .env
2. Set your API keys:

   export NEXUS_API_KEY="sk-your-nexus-key"
   export ANTHROPIC_API_KEY="sk-ant-your-key"  # or OPENAI_API_KEY

Deploy to LangGraph Platform

langgraph dev

Or deploy to LangGraph Cloud:

langgraph deploy

Dependencies

• nexus-fs-python[langgraph]>=0.1.0 - Nexus client SDK
• langgraph>=0.2.0 - LangGraph framework
• langchain-core>=0.3.0 - LangChain core
• langchain-anthropic>=0.2.0 - Claude support
• langchain-openai>=0.2.0 - GPT-4 support

Documentation

• Repository Structure - Detailed structure proposal
• Deployment Guide - LangGraph Platform deployment
• Adding Agents - Guide for new agents
• Architecture - System architecture

Status

✅ Initial Migration Complete - React agent migrated and ready for deployment. Additional agents can be added following the same pattern.

Related Projects

• nexus-fs-python - Python client SDK
• nexus - Nexus filesystem server

License

Apache-2.0