Claude Code ​

Support: pay-as-you-go Xiaoku APIs are supported.

Install the CLI ​

Requires Node.js 18+. On Windows, install WSL or Git for Windows first.

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

Check: claude --version

Configure ​

⚠️ Before you configure, clear the ANTHROPIC_AUTH_TOKEN and ANTHROPIC_BASE_URL environment variables.

Step 1: Create or edit settings.json ​

  • macOS/Linux: ~/.claude/settings.json
  • Windows: your user directory /.claude/settings.json
json
{
  "env": {
    "ANTHROPIC_BASE_URL": "https://api-ai.xiaoku.ai/",
    "ANTHROPIC_AUTH_TOKEN": "XIAOKU_API_KEY",
    "ANTHROPIC_MODEL": "deepseek-v4-pro",
    "ANTHROPIC_DEFAULT_SONNET_MODEL": "deepseek-v4-pro",
    "ANTHROPIC_DEFAULT_OPUS_MODEL": "deepseek-v4-pro",
    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "deepseek-v4-pro"
  }
}

Step 2: Create or edit .claude.json ​

  • macOS/Linux: ~/.claude.json
  • Windows: your user directory /.claude.json
json
{
  "hasCompletedOnboarding": true
}

Open a new terminal window after saving.

Use ​

Open the project directory and run claude. The first launch asks you to trust the folder. Use /status to confirm the configuration and model.

VS Code extension ​

Search the VS Code marketplace for Claude Code for VS Code and install it. Add this to settings.json:

json
{
  "claudeCode.preferredLocation": "panel",
  "claudeCode.selectedModel": "deepseek-v4-pro",
  "claudeCode.environmentVariables": [
    { "name": "ANTHROPIC_BASE_URL", "value": "https://api-ai.xiaoku.ai/" },
    { "name": "ANTHROPIC_AUTH_TOKEN", "value": "XIAOKU_API_KEY" }
  ]
}