1966ELIZA, a 1960s chatbot, fooled people into confiding in it.

Wacky WorldAI & Computers

Joseph Weizenbaum’s program at MIT mimicked a therapist using simple pattern matching.

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ChatGPT is estimated to have reached 100 million users in about two months.GPT-3 had 175 billion parameters.A computer beat the world chess champion in a match in 1997.