"Grok 4 免费使用教程：合法体验路径、API 接入与替代方案"

# 1. 注册 xAI API 账号
# 访问 https://console.x.ai/

# 2. 获取 API Key

# 3. 测试调用
curl https://api.x.ai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer your-xai-api-key" \
  -d '{
    "model": "grok-4",
    "messages": [{"role": "user", "content": "你好，介绍一下你自己"}],
    "max_tokens": 1024
  }'

from openai import OpenAI

# Crazyrouter 提供 Grok 4 访问，价格比 xAI 直连便宜 50%+
client = OpenAI(
    api_key="your-crazyrouter-key",
    base_url="https://crazyrouter.com/v1"
)

response = client.chat.completions.create(
    model="grok-4",
    messages=[
        {"role": "system", "content": "你是一个有帮助的助手，用中文回答。"},
        {"role": "user", "content": "解释量子计算的基本原理，用简单的比喻"}
    ],
    max_tokens=2048
)

print(response.choices[0].message.content)

from openai import OpenAI

client = OpenAI(
    api_key="your-crazyrouter-key",
    base_url="https://crazyrouter.com/v1"
)

# 示例 1：代码生成
response = client.chat.completions.create(
    model="grok-4",
    messages=[{
        "role": "user",
        "content": "用 Python 实现一个线程安全的 LRU 缓存，支持 TTL 过期"
    }],
    temperature=0.1
)
print(response.choices[0].message.content)

# 示例 2：数学推理
response = client.chat.completions.create(
    model="grok-4",
    messages=[{
        "role": "user",
        "content": "证明：对于任意正整数 n，n^3 - n 能被 6 整除"
    }],
    temperature=0.0
)
print(response.choices[0].message.content)

# 示例 3：中文写作
response = client.chat.completions.create(
    model="grok-4",
    messages=[{
        "role": "user",
        "content": "写一篇关于 AI 对教育行业影响的分析文章，800字"
    }],
    temperature=0.7
)
print(response.choices[0].message.content)

import OpenAI from 'openai';

const client = new OpenAI({
  apiKey: 'your-crazyrouter-key',
  baseURL: 'https://crazyrouter.com/v1',
});

async function askGrok4(question) {
  const response = await client.chat.completions.create({
    model: 'grok-4',
    messages: [{ role: 'user', content: question }],
    max_tokens: 2048,
  });
  return response.choices[0].message.content;
}

// 使用
const answer = await askGrok4('解释 React Server Components 的工作原理');
console.log(answer);