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Virtuoso633

Travel Assistant MCP Server

by Virtuoso633
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TypeScript
Remote

Travel Assistant MCP Server

A production-ready Model Context Protocol (MCP) server for intelligent travel planning.
It combines 16 powerful tools, live API integrations, database persistence, and a gamification system—perfect for the Vibe Summer Challenge 2025.

🌐 Live Deployment

Endpoint

URL

MCP Server

https://travel-assistant-mcp.virtuosoofcoding633.workers.dev/mcp

Health Check

https://travel-assistant-mcp.virtuosoofcoding633.workers.dev/health

Related MCP server: Concierge Voyage MCP

✨ Feature Highlights

  1. 16 MCP tools (weather, events, expenses, itinerary, gamification)

  2. Real APIs: FreeCurrencyAPI, Google Places, Open-Meteo, REST Countries

  3. Gamification: Points, levels, unlockable rewards

  4. Cloudflare Workers + D1 (SQLite) for serverless scale

  5. TypeScript + Hono.js + Drizzle ORM for type-safe development

  6. <7 ms average cold-start; sub-second responses

📁 Project Structure

travel-assistant-mcp/
├── src/
│   ├── index.ts               # Worker entry
│   ├── tools/                 # 16 MCP tool handlers
│   ├── db/                    # Drizzle schema & migrations
│   └── lib/                   # API helpers & gamification logic
├── drizzle.config.ts
├── wrangler.toml
├── package.json
├── .dev.vars.example
└── README.md

🚀 Quick Start

1. Clone & Install

git clone https://github.com/Virtuoso633/travel-assistant-mcp.git
cd travel-assistant-mcp
npm install

2. Environment Variables

cp .dev.vars.example .dev.vars
# Edit .dev.vars and add any API keys (optional – fallbacks provided)

3. Local Database & Dev Server

npm run db:generate     # create drizzle client
npm run db:migrate      # apply migrations locally
npm run dev             # wrangler dev --local (http://localhost:8787)

4. Test Locally

curl -X POST http://localhost:8787/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'

🏗️ Deploy to Cloudflare

Login & Deploy

npx wrangler login                # OAuth or API token
npm run deploy                    # wrangler deploy

Remote Migration

npm run db:migrate:prod           # applies migrations to D1 prod DB

🔧 MCP Usage Examples

List Tools

curl -X POST https://travel-assistant-mcp.virtuosoofcoding633.workers.dev/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'

Create Itinerary

curl -X POST https://travel-assistant-mcp.virtuosoofcoding633.workers.dev/mcp \
  -H "Content-Type: application/json" \
  -d '{
        "jsonrpc":"2.0",
        "id":1,
        "method":"tools/call",
        "params":{
          "name":"create_itinerary",
          "arguments":{
            "destination":"Kyoto, Japan",
            "duration":3,
            "startDate":"2025-09-15",
            "interests":["culture","food"],
            "budget":"mid-range",
            "travelStyle":"solo",
            "userId":"demo_user"
          }
        }
      }'

🖥️ Claude Desktop Integration

  1. Create or edit:

    ~/.config/claude-desktop/claude_desktop_config.json

  2. Add:

    {
  "mcpServers": {
    "travel-assistant": {
      "command": "npx",
      "args": ["@modelcontextprotocol/server-http", "https://travel-assistant-mcp.virtuosoofcoding633.workers.dev/mcp"]
    }
  }
}

  3. Restart Claude Desktop and use prompts like:

    Plan a 5-day trip to Tokyo with a mid-range budget.

📜 API Reference (MCP)

tools/list

POST /mcp
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list"
}

tools/call

POST /mcp
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "tool_name",
    "arguments": { /* tool-specific */ }
  }
}

🛠️ Scripts

npm run dev                # local Cloudflare Worker
npm run deploy             # deploy to Cloudflare
npm run db:generate        # generate drizzle client
npm run db:migrate         # migrate local DB
npm run db:migrate:prod    # migrate prod D1
npm run test               # MCP inspector
npm run lint               # eslint
npm run type-check         # TypeScript strict check

🌤️ 16 MCP Tools (Quick List)

Category

Tool

Description

Weather

get_weather

5-day forecast

compare_weather

Compare two locations

Events

find_events

Google Places search

save_event

Save place to plan

get_saved_places

List saved places

get_place_details

Detailed place info

Expenses

add_expense

Track expense with FX

convert_currency_live

Live conversion

get_live_exchange_rates

Multi-currency rates

get_expense_summary

Totals & breakdown

Itinerary

create_itinerary

AI travel plan

optimize_itinerary

Route/time optimizer

get_user_itineraries

List itineraries

get_itinerary_details

Itinerary detail

Gamification

get_user_progress

Points/levels

unlock_reward

Redeem reward

⚙️ Environment Variables (.dev.vars.example)

# ---------------- Required ----------------
DB_URL="file:./local.db"

# -------------- Optional Keys --------------
GOOGLE_MAPS_API_KEY=""
FREE_CURRENCY_API_KEY=""
BETTER_AUTH_SECRET=""

# -------------- Development ---------------
NODE_ENV="development"
DEBUG="true"

📖 Contributing

git checkout -b feature/amazing-feature
npm run lint && npm run type-check
git commit -m "Add amazing feature"
git push origin feature/amazing-feature
# open PR

📄 License

MIT — see LICENSE.

Built with ❤️ for the Vibe Summer Challenge 2025

Demo Video URL :: https://drive.google.com/drive/folders/1_xjZcIVCSt5ZB9I2UmvN1YusxnDJO3pq?usp=sharing

This server cannot be installed

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