import json import os import sys sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) import asyncio from langchain_openai import ChatOpenAI from browser_use import Agent extend_system_message = ( 'REMEMBER the most important RULE: ALWAYS open first a new tab and go first to url wikipedia.com no matter the task!!!' ) # or use override_system_message to completely override the system prompt async def main(): task = "do google search to find images of Elon Musk's wife" model = ChatOpenAI(model='gpt-4o') agent = Agent(task=task, llm=model, extend_system_message=extend_system_message) print( json.dumps( agent.message_manager.system_prompt.model_dump(exclude_unset=True), indent=4, ) ) await agent.run() if __name__ == '__main__': asyncio.run(main())