// Hacker Noon · 9 February 2026

How ELIZA (the first AI chatbot) Pioneered Natural Language Processing

ELIZA was a program created by Joseph Weizenbaum to mimic a conversion between a user and therapist using text chat. It would choose predefined responses or call back the person’s same language to show understanding. Modern AIs are significantly more advanced than ELIZA, using tools like modern Natu...

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@hacker-noon · John A.

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