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https://github.com/browser-use/browser-use
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61 lines
1.4 KiB
Python
61 lines
1.4 KiB
Python
"""
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Example of using LangChain models with browser-use.
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This example demonstrates how to:
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1. Wrap a LangChain model with ChatLangchain
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2. Use it with a browser-use Agent
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3. Run a simple web automation task
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@file purpose: Example usage of LangChain integration with browser-use
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"""
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import asyncio
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from langchain_openai import ChatOpenAI # pyright: ignore
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from browser_use import Agent
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from examples.models.langchain.chat import ChatLangchain
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async def main():
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"""Basic example using ChatLangchain with OpenAI through LangChain."""
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# Create a LangChain model (OpenAI)
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langchain_model = ChatOpenAI(
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model='gpt-4.1-mini',
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temperature=0.1,
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)
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# Wrap it with ChatLangchain to make it compatible with browser-use
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llm = ChatLangchain(chat=langchain_model)
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# Create a simple task
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task = "Go to google.com and search for 'browser automation with Python'"
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# Create and run the agent
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agent = Agent(
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task=task,
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llm=llm,
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)
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print(f'🚀 Starting task: {task}')
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print(f'🤖 Using model: {llm.name} (provider: {llm.provider})')
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# Run the agent
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history = await agent.run()
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print(f'✅ Task completed! Steps taken: {len(history.history)}')
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# Print the final result if available
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if history.final_result():
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print(f'📋 Final result: {history.final_result()}')
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return history
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if __name__ == '__main__':
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print('🌐 Browser-use LangChain Integration Example')
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print('=' * 45)
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asyncio.run(main())
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