4min chapter

99% Invisible cover image

The ELIZA Effect

99% Invisible

CHAPTER

What Is GPT-2?

GPT-2 is a giant neural network trained on a huge corpus of text to predict the next word in a sentence or a paragraph given the preceding text. It basically conjures up a whole coherent piece of writing based on just a few words that you give it. You get what appear to be plausible if very slightly weird screenplays and, you know, news bulletins and chat message histories. Here's Brian Christian, who we also heard from in the story.

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