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AI Model Architectures

Explainers and tests of unconventional AI model designs: looped and recurrent transformers, diffusion LLMs, world models and decision models.

25 articles·Updated Sep 3, 2026
A flat predictive tile connects to a rising sequence of increasingly layered, volumetric cubes, illustrating the shift from predicting a single token to simulating a full world state.

What Is AI World Modeling?

AI world modeling means predicting the next state of an environment, not just the next word. Here's what it is, where it came from, and why it matters for coding agents.

AI world modelingworld model AICode World Model