웹 검색 도구

{
  "model": "openai/gpt-5.4",
  "messages": [{"role": "user", "content": "What happened in AI research this week?"}],
  "tools": [{"type": "arouter", "arouter": {"id": "web_search"}}]
}

{
  "choices": [{
    "message": {
      "role": "assistant",
      "content": "According to recent research...",
      "annotations": [{
        "type": "url_citation",
        "url_citation": {
          "url": "https://arxiv.org/abs/2501.12345",
          "title": "Scaling Laws for LLMs",
          "content": "We study the relationship between...",
          "start_index": 32, "end_index": 96
        }
      }]
    }
  }]
}

{"model": "openai/gpt-5.4:online", "messages": [...]}

{"model": "openai/gpt-5.4", "tools": [{"type": "arouter", "arouter": {"id": "web_search"}}], "messages": [...]}