Nexus CLI - AI Chat

A basic CLI application for having conversations with AI using the Vercel AI SDK v5.

Setup

1. Install dependencies:

   npm install

2. Configure API Key:

   Copy .env.example to .env and add your OpenAI API key:

   cp .env.example .env

   Then edit .env and replace your_api_key_here with your actual OpenAI API key.

   Get your API key from: https://platform.openai.com/api-keys

Usage

Start the chat:

npm start

Commands:

• Type your message and press Enter to chat
• Type exit or quit to end the conversation

Features

• Interactive CLI conversation
• Maintains conversation history throughout the session
• Uses OpenAI's GPT-4o-mini model via Vercel AI SDK v5
• MCP Integration: Connects to Civic MCP server (nexus.civic.com) via StreamableHTTP
• Automatically loads and uses tools from the MCP server
• API key configurable via .env file or prompted at runtime

Development

Run in watch mode:

npm run dev

Build TypeScript:

npm run build