Jan 29 (Reuters) - AI ​startup Perplexity ‌has signed ‌a $750 million agreement with Microsoft ⁠to ‌use its Azure ‍cloud service, Bloomberg News ​reported on ‌Thursday, citing people familiar with the ⁠matter. Reuters could ​not ​immediately verify the report. (Reporting ‍by ⁠Mihika Sharma in ⁠Bengaluru; Editing ‌by Pooja ‌Desai)