🚀 NextChat + Crazyrouter Setup Guide

Deploy ChatGPT Next Web with Crazyrouter — Vercel one-click deploy, 300+ models, 45% cheaper.

Crazyrouter — One API key for all AI models.

💰 Price Comparison

Model	Official (In/Out per 1M tokens)	Crazyrouter	Savings
Claude Opus 4	$15 / $75	$8.25 / $41.25	45%
GPT-4o	$2.50 / $10	$1.38 / $5.50	45%
Claude Sonnet 4	$3 / $15	$1.65 / $8.25	45%

⚡ Deploy Methods

Method 1: Vercel (Recommended, Free Hosting)

Set these environment variables in Vercel:

• OPENAI_API_KEY: sk-your-crazyrouter-key
• BASE_URL: https://crazyrouter.com?utm_source=github&utm_medium=github&utm_campaign=dev_community
• CUSTOM_MODELS: +claude-sonnet-4-20250514,+claude-opus-4-20250514,+gemini-2.5-pro

Method 2: Docker

docker run -d \
  --name nextchat \
  -p 3000:3000 \
  -e OPENAI_API_KEY=sk-your-crazyrouter-key \
  -e BASE_URL=https://crazyrouter.com?utm_source=github&utm_medium=github&utm_campaign=dev_community \
  -e CUSTOM_MODELS="+claude-sonnet-4-20250514,+claude-opus-4-20250514" \
  yidadaa/chatgpt-next-web

Method 3: Docker Compose

version: "3.8"
services:
  nextchat:
    image: yidadaa/chatgpt-next-web
    ports:
      - "3000:3000"
    environment:
      - OPENAI_API_KEY=sk-your-crazyrouter-key
      - BASE_URL=https://crazyrouter.com?utm_source=github&utm_medium=github&utm_campaign=dev_community
      - CUSTOM_MODELS=+claude-sonnet-4-20250514,+claude-opus-4-20250514,+gemini-2.5-pro
    restart: unless-stopped

⚙️ Configuration

Add Custom Models

Use CUSTOM_MODELS env var to add models. Prefix with + to add:

+claude-sonnet-4-20250514,+claude-opus-4-20250514,+gemini-2.5-pro,+gpt-4o-mini

Access Control

# Set access password
-e CODE=your-password

# Hide user API key settings
-e HIDE_USER_API_KEY=1

❓ FAQ

Q: Does NextChat work with Crazyrouter? A: Yes, fully compatible. Set BASE_URL to Crazyrouter.

Q: Can I use Claude models? A: Yes! Add them via CUSTOM_MODELS environment variable.

Q: Is it free to host on Vercel? A: Yes, Vercel free tier is sufficient for personal use.

Q: How to update? A: Docker: docker pull yidadaa/chatgpt-next-web && docker compose up -d Vercel: Auto-updates from GitHub.

🔗 Links

• 🌐 Crazyrouter
• 🚀 NextChat
• 💬 Telegram

📄 License

MIT