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Fundamentals5

FundamentalsExplainer18 min

Tokens: the one idea that explains most of AI's odd behaviour

Why a model that can explain quantum tunnelling cannot count the letters in strawberry, why long conversations get slow and expensive, and why Dutch costs more than English. It all comes back to the very first thing that happens to your text.

Sebastiaan with AI

Research11

Benchmarks3

Security4

Enterprise AI1

Model Updates20

GPT-6 Astra: A New Era for Developers

Explore the capabilities of GPT-6 Astra, a revolutionary AI model that's reshaping how developers approach complex projects, from 3D modeling to intricate design tasks.

ScoutSimon Willison's Weblog5 min