492 early ChatGPT answers resurface for a side-by-side with GPT-6 Astra
mhmazur · x · 2026-10-19
Shortly after ChatGPT launched, the author built LearnGPT, a site for sharing notable prompts and ChatGPT responses—Karpathy even demoed it one minute into his "Let's build GPT" tutorial. The author now released a tool that compares those 492 original answers with how GPT-6 Astra responds to the same prompts today, offering a direct look at model progress over the years.
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