Evaluate your LLM response

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import cohere
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co = cohere.ClientV2(api_key="<YOUR API KEY>")
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response = co.chat(
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    model="command-r-plus-08-2024",
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    messages=[{"role": "user", "content": """
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    You are an AI grader that given an output and a criterion, grades the completion based on
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    the prompt and criterion. Below is a prompt, a completion, and a criterion with which to grade
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    the completion. You need to respond according to the criterion instructions.
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    ## Output
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    The customer's UltraBook X15 displayed a black screen, likely due to a graphics driver issue.
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    Chat support advised rolling back a recently installed driver, which fixed the issue after a
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    system restart.
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    ## Criterion 
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    Rate the ouput text with a score between 0 and 1. 1 being the text was written in a formal
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    and business appropriate tone and 0 being an informal tone. Respond only with the score.
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    """}]
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)
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print(response.message.content[0].text)