Google CEO Sundar Pichai (left) and Microsoft CEO Satya Nadella (right)
Google CEO Sundar Pichai (left) and Microsoft CEO Satya Nadella (right)
  • Microsoft's Bing update and ChatGPT technology gives it an edge over Google in the AI search wars, BofA said. 
  • ChatGPT's popularity among consumers creates uncertainties for Google. 
  • Google's been preparing for AI for years, despite its ad mistake this week, and likely has superior AI technology for search, BofA said. 

Microsoft emerged as the winner this week over Google as both companies hosted presentations on their respective AI search technologies, with the latter disappointing with a mistake in a video. Still, Google has several key long-term advantages, according to Bank of America.