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Claude Relay Service

License: MIT Node.js Redis Docker

๐Ÿ” Self-hosted Claude API relay service with multi-account management

ไธญๆ–‡ๆ–‡ๆกฃ โ€ข Preview โ€ข Telegram Channel


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โš ๏ธ Important Notice

Please read carefully before using this project:

๐Ÿšจ Terms of Service Risk: Using this project may violate Anthropic's terms of service. Please carefully read Anthropic's user agreement before use. All risks from using this project are borne by the user.

๐Ÿ“– Disclaimer: This project is for technical learning and research purposes only. The author is not responsible for any account bans, service interruptions, or other losses caused by using this project.

๐Ÿค” Is This Project Right for You?

  • ๐ŸŒ Regional Restrictions: Can't directly access Claude Code service in your region?
  • ๐Ÿ”’ Privacy Concerns: Worried about third-party mirror services logging or leaking your conversation content?
  • ๐Ÿ‘ฅ Cost Sharing: Want to share Claude Code Max subscription costs with friends?
  • โšก Stability Issues: Third-party mirror sites often fail and are unstable, affecting efficiency?

If you have any of these concerns, this project might be suitable for you.

Suitable Scenarios

โœ… Cost Sharing with Friends: 3-5 friends sharing Claude Code Max subscription, enjoying Opus freely
โœ… Privacy Sensitive: Don't want third-party mirrors to see your conversation content
โœ… Technical Tinkering: Have basic technical skills, willing to build and maintain yourself
โœ… Stability Needs: Need long-term stable Claude access, don't want to be restricted by mirror sites
โœ… Regional Restrictions: Cannot directly access Claude official service

Unsuitable Scenarios

โŒ Complete Beginner: Don't understand technology at all, don't even know how to buy a server
โŒ Occasional Use: Use it only a few times a month, not worth the hassle
โŒ Registration Issues: Cannot register Claude account yourself
โŒ Payment Issues: No payment method to subscribe to Claude Code

If you're just an ordinary user with low privacy requirements, just want to casually play around and quickly experience Claude, then choosing a mirror site you're familiar with would be more suitable.


๐Ÿ’ญ Why Build Your Own?

Potential Issues with Existing Mirror Sites

  • ๐Ÿ•ต๏ธ Privacy Risk: Your conversation content is completely visible to others, forget about business secrets
  • ๐ŸŒ Performance Instability: Slow when many people use it, often crashes during peak hours
  • ๐Ÿ’ฐ Price Opacity: Don't know the actual costs

Benefits of Self-hosting

  • ๐Ÿ” Data Security: All API requests only go through your own server, direct connection to Anthropic API
  • โšก Controllable Performance: Only a few of you using it, Max $200 package basically allows you to enjoy Opus freely
  • ๐Ÿ’ฐ Cost Transparency: Clear view of how many tokens used, specific costs calculated at official prices
  • ๐Ÿ“Š Complete Monitoring: Usage statistics, cost analysis, performance monitoring all available

๐Ÿš€ Core Features

๐Ÿ“ธ Click to view interface preview - See detailed screenshots of the Web management interface

Basic Features

  • โœ… Multi-account Management: Add multiple Claude accounts for automatic rotation
  • โœ… Custom API Keys: Assign independent keys to each person
  • โœ… Usage Statistics: Detailed records of how many tokens each person used

Advanced Features

  • ๐Ÿ”„ Smart Switching: Automatically switch to next account when one has issues
  • ๐Ÿš€ Performance Optimization: Connection pooling, caching to reduce latency
  • ๐Ÿ“Š Monitoring Dashboard: Web interface to view all data
  • ๐Ÿ›ก๏ธ Security Control: Access restrictions, rate limiting
  • ๐ŸŒ Proxy Support: Support for HTTP/SOCKS5 proxies

๐Ÿ“‹ Deployment Requirements

Hardware Requirements (Minimum Configuration)

  • CPU: 1 core is sufficient
  • Memory: 512MB (1GB recommended)
  • Storage: 30GB available space
  • Network: Access to Anthropic API (recommend US region servers)
  • Recommendation: 2 cores 4GB is basically enough, choose network with good return routes to your country (to improve speed, recommend not using proxy or setting server IP for direct connection)

Software Requirements

  • Node.js 18 or higher
  • Redis 6 or higher
  • Operating System: Linux recommended

Cost Estimation

  • Server: Light cloud server, $5-10 per month
  • Claude Subscription: Depends on how you share costs
  • Others: Domain name (optional)

๐Ÿ“ฆ Manual Deployment

Step 1: Environment Setup

Ubuntu/Debian users:

# Install Node.js
curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash -
sudo apt-get install -y nodejs

# Install Redis
sudo apt update
sudo apt install redis-server
sudo systemctl start redis-server

CentOS/RHEL users:

# Install Node.js
curl -fsSL https://rpm.nodesource.com/setup_18.x | sudo bash -
sudo yum install -y nodejs

# Install Redis
sudo yum install redis
sudo systemctl start redis

Step 2: Download and Configure

# Download project
git clone https://github.com/Wei-Shaw/claude-relay-service.git
cd claude-relay-service

# Install dependencies
npm install

# Copy configuration files (Important!)
cp config/config.example.js config/config.js
cp .env.example .env

Step 3: Configuration File Setup

Edit .env file:

# Generate these two keys randomly, but remember them
JWT_SECRET=your-super-secret-key
ENCRYPTION_KEY=32-character-encryption-key-write-randomly

# Redis configuration
REDIS_HOST=localhost
REDIS_PORT=6379
REDIS_PASSWORD=

Edit config/config.js file:

module.exports = {
  server: {
    port: 3000,          // Service port, can be changed
    host: '0.0.0.0'     // Don't change
  },
  redis: {
    host: '127.0.0.1',  // Redis address
    port: 6379          // Redis port
  },
  // Keep other configurations as default
}

Step 4: Start Service

# Initialize
npm run setup # Will randomly generate admin account password info, stored in data/init.json

# Start service
npm run service:start:daemon   # Run in background (recommended)

# Check status
npm run service:status

๐ŸŽฎ Getting Started

1. Open Management Interface

Browser visit: http://your-server-IP:3000/web

Default admin account: Look in data/init.json

2. Add Claude Account

This step is quite important, requires OAuth authorization:

  1. Click "Claude Accounts" tab
  2. If you're worried about multiple accounts sharing 1 IP getting banned, you can optionally set a static proxy IP
  3. Click "Add Account"
  4. Click "Generate Authorization Link", will open a new page
  5. Complete Claude login and authorization in the new page
  6. Copy the returned Authorization Code
  7. Paste to page to complete addition

Note: If you're in China, this step may require VPN.

3. Create API Key

Assign a key to each user:

  1. Click "API Keys" tab
  2. Click "Create New Key"
  3. Give the key a name, like "Zhang San's Key"
  4. Set usage limits (optional)
  5. Save, note down the generated key

4. Start Using Claude Code

Now you can replace the official API with your own service:

Set environment variables:

export ANTHROPIC_BASE_URL="http://127.0.0.1:3000/api/" # Fill in your server's IP address or domain according to actual situation
export ANTHROPIC_AUTH_TOKEN="API key created in the backend"

Use claude:

claude

๐Ÿ”ง Daily Maintenance

Service Management

# Check service status
npm run service:status

# View logs
npm run service:logs

# Restart service
npm run service:restart:daemon

# Stop service
npm run service:stop

Monitor Usage

  • Web Interface: http://your-domain:3000/web - View usage statistics
  • Health Check: http://your-domain:3000/health - Confirm service is normal
  • Log Files: Various log files in logs/ directory

Upgrade Guide

When a new version is released, follow these steps to upgrade the service:

# 1. Navigate to project directory
cd claude-relay-service

# 2. Pull latest code
git pull origin main

# If you encounter package-lock.json conflicts, use the remote version
git checkout --theirs package-lock.json
git add package-lock.json

# 3. Install new dependencies (if any)
npm install

# 4. Restart service
npm run service:restart:daemon

# 5. Check service status
npm run service:status

Important Notes:

  • Before upgrading, it's recommended to backup important configuration files (.env, config/config.js)
  • Check the changelog to understand if there are any breaking changes
  • Database structure changes will be migrated automatically if needed

Common Issue Resolution

Can't connect to Redis?

# Check if Redis is running
redis-cli ping

# Should return PONG

OAuth authorization failed?

  • Check if proxy settings are correct
  • Ensure normal access to claude.ai
  • Clear browser cache and retry

API request failed?

  • Check if API Key is correct
  • View log files for error information
  • Confirm Claude account status is normal

๐Ÿ› ๏ธ Advanced Usage

Reverse Proxy Deployment Guide

For production environments, it is recommended to use a reverse proxy for automatic HTTPS, security headers, and performance optimization. Two common solutions are provided below: Caddy and Nginx Proxy Manager (NPM).


Caddy Solution

Caddy is a web server that automatically manages HTTPS certificates, with simple configuration and excellent performance, ideal for deployments without Docker environments.

1. Install Caddy

# Ubuntu/Debian
sudo apt install -y debian-keyring debian-archive-keyring apt-transport-https
curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | sudo gpg --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg
curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt' | sudo tee /etc/apt/sources.list.d/caddy-stable.list
sudo apt update
sudo apt install caddy

# CentOS/RHEL/Fedora
sudo yum install yum-plugin-copr
sudo yum copr enable @caddy/caddy
sudo yum install caddy

2. Caddy Configuration

Edit /etc/caddy/Caddyfile:

your-domain.com {
    # Reverse proxy to local service
    reverse_proxy 127.0.0.1:3000 {
        # Support streaming responses or SSE
        flush_interval -1

        # Pass real IP
        header_up X-Real-IP {remote_host}
        header_up X-Forwarded-For {remote_host}
        header_up X-Forwarded-Proto {scheme}

        # Long read/write timeout configuration
        transport http {
            read_timeout 300s
            write_timeout 300s
            dial_timeout 30s
        }
    }

    # Security headers
    header {
        Strict-Transport-Security "max-age=31536000; includeSubDomains"
        X-Frame-Options "DENY"
        X-Content-Type-Options "nosniff"
        -Server
    }
}

3. Start Caddy

sudo caddy validate --config /etc/caddy/Caddyfile
sudo systemctl start caddy
sudo systemctl enable caddy
sudo systemctl status caddy

4. Service Configuration

Since Caddy automatically manages HTTPS, you can restrict the service to listen locally only:

// config/config.js
module.exports = {
  server: {
    port: 3000,
    host: '127.0.0.1' // Listen locally only
  }
}

Caddy Features

  • ๐Ÿ”’ Automatic HTTPS with zero-configuration certificate management
  • ๐Ÿ›ก๏ธ Secure default configuration with modern TLS suites
  • โšก HTTP/2 and streaming support
  • ๐Ÿ”ง Concise configuration files, easy to maintain

Nginx Proxy Manager (NPM) Solution

Nginx Proxy Manager manages reverse proxies and HTTPS certificates through a graphical interface, deployed as a Docker container.

1. Create a New Proxy Host in NPM

Configure the Details as follows:

Item Setting
Domain Names relay.example.com
Scheme http
Forward Hostname / IP 192.168.0.1 (docker host IP)
Forward Port 3000
Block Common Exploits โ˜‘๏ธ
Websockets Support โŒ Disable
Cache Assets โŒ Disable
Access List Publicly Accessible

Note:

  • Ensure Claude Relay Service listens on 0.0.0.0, container IP, or host IP to allow NPM internal network connections.
  • Websockets Support and Cache Assets must be disabled, otherwise SSE / streaming responses will fail.

2. Custom locations

No content needed, keep it empty.

3. SSL Settings

  • SSL Certificate: Request a new SSL Certificate (Let's Encrypt) or existing certificate
  • โ˜‘๏ธ Force SSL
  • โ˜‘๏ธ HTTP/2 Support
  • โ˜‘๏ธ HSTS Enabled
  • โ˜‘๏ธ HSTS Subdomains

4. Advanced Configuration

Add the following to Custom Nginx Configuration:

# Pass real user IP
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $scheme;

# Support WebSocket / SSE streaming
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_buffering off;

# Long connection / timeout settings (for AI chat streaming)
proxy_read_timeout 300s;
proxy_send_timeout 300s;
proxy_connect_timeout 30s;

# ---- Security Settings ----
# Strict HTTPS policy (HSTS)
add_header Strict-Transport-Security "max-age=31536000; includeSubDomains" always;

# Block clickjacking and content sniffing
add_header X-Frame-Options "DENY" always;
add_header X-Content-Type-Options "nosniff" always;

# Referrer / Permissions restriction policies
add_header Referrer-Policy "no-referrer-when-downgrade" always;
add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;

# Hide server information (equivalent to Caddy's `-Server`)
proxy_hide_header Server;

# ---- Performance Tuning ----
# Disable proxy caching for real-time responses (SSE / Streaming)
proxy_cache_bypass $http_upgrade;
proxy_no_cache $http_upgrade;
proxy_request_buffering off;

5. Launch and Verify

  • After saving, wait for NPM to automatically request Let's Encrypt certificate (if applicable).
  • Check Proxy Host status in Dashboard to ensure it shows "Online".
  • Visit https://relay.example.com, if the green lock icon appears, HTTPS is working properly.

NPM Features

  • ๐Ÿ”’ Automatic certificate application and renewal
  • ๐Ÿ”ง Graphical interface for easy multi-service management
  • โšก Native HTTP/2 / HTTPS support
  • ๐Ÿš€ Ideal for Docker container deployments

Both solutions are suitable for production deployment. If you use a Docker environment, Nginx Proxy Manager is more convenient; if you want to keep software lightweight and automated, Caddy is a better choice.


๐Ÿ’ก Usage Recommendations

Account Management

  • Regular Checks: Check account status weekly, handle exceptions promptly
  • Reasonable Allocation: Can assign different API keys to different people, analyze usage based on different API keys

Security Recommendations

  • Use HTTPS: Strongly recommend using Caddy reverse proxy (automatic HTTPS) to ensure secure data transmission
  • Regular Backups: Back up important configurations and data
  • Monitor Logs: Regularly check exception logs
  • Update Keys: Regularly change JWT and encryption keys
  • Firewall Settings: Only open necessary ports (80, 443), hide direct service ports

๐Ÿ†˜ What to Do When You Encounter Problems?

Self-troubleshooting

  1. Check Logs: Log files in logs/ directory
  2. Check Configuration: Confirm configuration files are set correctly
  3. Test Connectivity: Use curl to test if API is normal
  4. Restart Service: Sometimes restarting fixes it

Seeking Help

  • GitHub Issues: Submit detailed error information
  • Read Documentation: Carefully read error messages and documentation
  • Community Discussion: See if others have encountered similar problems

๐Ÿ“„ License

This project uses the MIT License.


โญ If you find it useful, please give it a Star, this is the greatest encouragement to the author!

๐Ÿค Feel free to submit Issues for problems, welcome PRs for improvement suggestions