llm = Langchain::LLM::OpenAI.new(api_key: ENV["OPENAI_API_KEY"])

assistant = Langchain::Assistant.new(
  llm: llm,
  instructions: "You're a helpful AI assistant"
)

messages = assistant.add_message_and_run content:"Please describe the image", image_url:"https://upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Gfp-wisconsin-madison-the-nature-boardwalk.jpg/2560px
-Gfp-wisconsin-madison-the-nature-boardwalk.jpg"

messages.last.content
#=> "The image showcases a tranquil landscape featuring a wooden boardwalk that meanders through a vibrant green field. The boardwalk is flanked by tall grasses and shrubs, leading the viewer's gaze toward the horizon. Above, the sky is a bright blue with soft, wispy clouds scattered throughout, creating a serene atmosphere. The overall scene evokes a sense of peace and invites exploration of the natural surroundings."