Claude 3.7 sonnet tool_use failed

[WRCoding]

Today I was using tool_use, suddenly reported this exception, the code has not changed, yesterday everything is normal, anyone know what happened? Here's my code, Claude requested by proxy

class ClaudeService(AIService):

    def __init__(self):
        self.api_key = CLAUDE
        self.client = anthropic.Anthropic(base_url="https://oa.api2d.net/claude", api_key=self.api_key)
        self.tool_callbacks = {}  # 用于存储工具回调函数

    def register_tool_callback(self, tool_name: str, callback: Callable, params: List[str]):
        """
        注册工具回调函数

        参数:
            tool_name (str): 工具名称
            callback (Callable): 回调函数
        """
        self.tool_callbacks[tool_name] = {'method': callback, 'params': params}

    def chat(self, query: str, sys_prompt: str = AIConfig.get_system_prompt(), json_format: bool = True,
             **kwargs) -> AIResponse:
        tool_list = [
            {
                "name": "get_date_transactions",
                "description": "获取指定范围内的交易数据",
                "input_schema": {
                    "type": "object",
                    "properties": {
                        "start_time": {
                            "type": "string",
                            "description": "范围的起始时间,时间格式转换为YYYYmmdd 例如20250301",
                        },
                        "end_time": {
                            "type": "string",
                            "description": "范围的终止时间,时间格式转换为YYYYmmdd 例如20250310",
                        }
                    },
                    "required": ["start_time", "end_time"],
                },
            }
        ]
        print(f'query: {query}')
        # You have access to tools, but only use them when necessary. If a tool is not required, respond as normal
        messages = [{"role": "user", "content": query}]
        response = self.client.messages.create(
            model="claude-3-7-sonnet-20250219",
            max_tokens=1024,
            tools=tool_list,
            system=sys_prompt,
            messages=messages
        )
        print(f'response: {response}')
        if response.stop_reason == "tool_use":
            messages.append({"role": "assistant", "content": response.content})
            tool_use = response.content[-1]
            tool_name = tool_use.name
            tool_input = tool_use.input
            print(f'tool_name: {tool_name}, tool_input: {tool_input}')

            # 调用相应的回调函数处理工具请求
            if tool_name in self.tool_callbacks:
                func = self.tool_callbacks[tool_name]['method']
                params = self.tool_callbacks[tool_name]['params']
                p_dict = {}
                for p in params:
                    p_dict[p] = tool_input[p]
                result = func(**p_dict)
                too_response = {
                    "role": "user",
                    "content": [
                        {
                            "type": "tool_result",
                            "tool_use_id": tool_use.id,
                            "content": f'交易数据如下,请结合所给的数据进行分析回答: 100'
                        }
                    ]
                }
                messages.append(too_response)

                print(f'messages: {messages[1]}')
                response = self.client.messages.create(
                    model="claude-3-7-sonnet-20250219",
                    max_tokens=1024,
                    tools=tool_list,
                    system=sys_prompt,
                    messages=messages
                )
            return AIResponse(content=response.content[0].text, raw_response=response)

    def is_available(self) -> bool:
        pass

    def get_response(self, messages) -> ChatCompletion:
        pass

    def get_date_transactions(self, start_time: str, end_time: str):
        print(f'start_time: {start_time}, end_time: {end_time}')
        pass

Here's a screenshot of the exception

.

[chaselambda]

Can you make a simpler reproduction without the proxy?