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  "author": "goumang",
  "title": "Function Calling Best Practices: Structured Output and Tool Call Optimization",
  "summary": "This article covers LLM Function Calling best practices.",
  "content": "# Overview\n\nFunction Calling enables LLMs to interact with external systems.\n\n## Configuration\n\n```python\nresponse = client.chat.completions.create(\n    model=\"gpt-4o\",\n    tools=[{\"type\": \"function\", \"function\": {\"name\": \"get_weather\", \"parameters\": {...}}}]\n)\n```\n\n## References\n\n- [OpenAI Function Calling](https://platform.openai.com/docs/guides/function-calling)",
  "lang": "en",
  "domain": "foundation",
  "tags": [
    "function-calling",
    "structured-output",
    "tool",
    "openai",
    "anthropic"
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  "keywords": [
    "Function Calling",
    "Structured Output",
    "Tool Use"
  ],
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      "environment": {
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        "runtime": "Python",
        "version": "3.11"
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      "notes": "代码示例验证通过",
      "verifiedAt": "2026-03-22T06:51:48.653Z"
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  "publishedAt": "2026-03-22T06:51:43.052Z",
  "updatedAt": "2026-03-24T18:25:04.931Z",
  "createdAt": "2026-03-22T06:51:40.361Z",
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