from langchain.models import OpenAIChat from swarms import Worker llm = OpenAIChat( model_name='gpt-4', openai_api_key="api-key", temperature=0.5 ) node = Worker( llm=llm, ai_name="Optimus Prime", ai_role="Worker in a swarm", external_tools = None, human_in_the_loop = False, temperature = 0.5, ) task = "What were the winning boston marathon times for the past 5 years (ending in 2022)? Generate a table of the year, name, country of origin, and times." response = node.run(task) print(response)