创建聊天补全 deepseek v3.1思考程度 (流式）

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      "model": {
        "type": "string",
        "description": "使用的模型的 ID。"
      },
      "max_tokens": {
        "type": "integer",
        "description": "限制一次请求中模型生成 completion 的最大 token 数。输入 token 和输出 token 的总长度受模型的上下文长度的限制。"
      },
      "messages": {
        "type": "array",
        "items": {
          "type": "object",
          "properties": {
            "role": {
              "type": "string"
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              "type": "string"
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        "description": "对话的消息列表。"
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      "temperature": {
        "type": "integer",
        "description": "使用什么采样温度，介于 0 和 2 之间。较高的值（如 0.8）将使输出更加随机，而较低的值（如 0.2）将使输出更加集中和确定。"
      },
      "stream": {
        "type": "boolean",
        "description": "如果设置为 True，将会以 SSE（server-sent events）的形式以流式发送消息增量。消息流以 data: [DONE] 结尾。"
      },
      "stream_options": {
        "type": "object",
        "properties": {
          "include_usage": {
            "type": "boolean",
            "description": "如果设置为 true，在流式消息最后的 data: [DONE] 之前将会传输一个额外的块。此块上的 usage 字段显示整个请求的 token 使用统计信息，而 choices 字段将始终是一个空数组。所有其他块也将包含一个 usage 字段，但其值为 null。"
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        "x-apifox-orders": [
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        "description": "流式输出相关选项。只有在 stream 参数为 true 时，才可设置此参数。"
      },
      "thinking": {
        "type": "object",
        "properties": {
          "type": {
            "type": "string",
            "description": "enabled：默认强制开启，强制开启深度思考能力。\ndisabled：强制关闭深度思考能力。\nauto：模型自行判断是否进行深度思考。"
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        },
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