AI Assistant Evolution: From ELIZA to Copilot

This section traces the historical development of AI assistants, from early conversational programs to today's sophisticated virtual agents.

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Pioneering AI Assistants and Chatbots: ELIZA, created by Joseph Weizenbaum in 1966, is recognized as the first chatbot, demonstrating early human-computer conversation through pattern matching.
Top Modern AI Assistants by User Base: Google's Gemini AI assistant has surpassed one billion monthly users, making it Google's fastest-growing product ever and its 14th product to reach this milestone.
Key Milestones in AI Assistant Development: Significant milestones include the launch of Apple's Siri in 2011, Amazon's Alexa in 2014, and the rapid adoption of large language models (LLMs) like ChatGPT, which reached 100 million users in two months in 2022.