It's impossible
You can only check if they have posted about collaboration or any recent news otherwise there is no tool that can tell you current customers
Maria T. Whoa, that’s definitely not normal. Sounds like a Claygent prompt or workflow is looping or hitting GPT-4 way too many times. Pause everything, set a low usage cap here: https://platform.openai.com/account/billing/limits, and check your usage logs to see which prompt or table caused it