GPT-2's 'all you really need': the decoder, prompting, and scale

ianand · x · 2026-09-20

ianand summarizes the key moment in our universe: GPT-2 took the decoder half of the Transformer and showed 'all you really need' is — the decoder, a single model for multiple tasks, prompting instead of task fine-tuning (the big unlock), and scale. This line gave rise to today's popular LLMs.

Related event: ianand's Thought Experiment: Jev, a Decision-Only AI From a Parallel Universe(9 posts)→

Original post →

More from Research

Research channel →