Introduction

Claude Code Router is a powerful tool that allows you to route Claude Code requests to different AI providers, including VolcEngine's DeepSeekV3.1 model. This guide shows you how to set up and configure this integration.

Prerequisites

• Claude Code installed

  Install Node.js 18+ , recommend v22.18.0(Latest LTS)

npm install -g @anthropic-ai/claude-code

• Claude Code Router installed

npm install -g @musistudio/claude-code-router

• VolcEngine account with API access

deepseek-v3.1 doc: https://www.volcengine.com/docs/82379/1801298

How to get api key: https://www.volcengine.com/docs/82379/1541594

Configuration Setup

Basic Configuration

Create or edit your config.json file in ~/.claude-code-router/ with the following structure:

{
  "LOG": false,
  "LOG_LEVEL": "debug",
  "CLAUDE_PATH": "",
  "HOST": "127.0.0.1",
  "PORT": 3456,
  "APIKEY": "",
  "API_TIMEOUT_MS": "600000",
  "PROXY_URL": "",
  "transformers": [],
  "Providers": [
    {
      "name": "volcengine",
      "api_base_url": "https://ark.cn-beijing.volces.com/api/v3/chat/completions",
      "api_key": "your-api-key-here",
      "models": ["deepseek-v3-1-250821"],
      "transformer": {
        "use": ["deepseek", "deepseek", "deepseek"]
      }
    }
  ],
  "StatusLine": {
    "enabled": false,
    "currentStyle": "default",
    "default": {
      "modules": []
    },
    "powerline": {
      "modules": []
    }
  },
  "Router": {
    "default": "volcengine,deepseek-v3-1-250821",
    "background": "volcengine,deepseek-v3-1-250821",
    "think": "volcengine,deepseek-v3-1-250821",
    "longContext": "volcengine,deepseek-v3-1-250821",
    "longContextThreshold": 60000,
    "webSearch": "volcengine,deepseek-v3-1-250821"
  }
}

Key Configuration Elements

1. Provider Configuration:

   • name: "volcengine" - Identifies the provider
   • api_base_url: VolcEngine's API endpoint
   • api_key: Your VolcEngine API key
   • models: Array containing the DeepSeekV3.1 model

2. Router Configuration:

   • Routes all request types to VolcEngine DeepSeekV3.1
   • Includes default, background, think, long context, and web search routes

3. Transformer Configuration:

   • Uses DeepSeek-specific transformers for proper request formatting

Getting Your VolcEngine API Key

1. Sign up for a VolcEngine account
2. Navigate to the AI platform section
3. Create a new application or access your existing one
4. Generate an API key with appropriate permissions
5. Replace "your-api-key-here" with your actual API key

Starting Claude Code Router

Start the router

ccr code