What the Fuck is a World Model?

June 4, 2026

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

Key points

• Lorem ipsum dolor sit amet, consectetur adipiscing elit.
• Integer nec odio. Praesent libero. Sed cursus ante dapibus diam.
• Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.

Image

Sample code (TypeScript)

type User = { id: string; name: string; interests: string[] }

export function summarizeUser(user: User): string {
	const interests = user.interests.length ? user.interests.join(", ") : "none listed"
	return `User ${user.name} (${user.id}) — interests: ${interests}`
}

// Example
console.log(
	summarizeUser({ id: "u_123", name: "Alex", interests: ["robotics", "vision", "world models"] }),
)

Diagram (Mermaid)

flowchart TD
	A["Input text"] --> B["Tokenizer"]
	B --> C["Model"]
	C --> D["Output tokens"]
	D --> E["Detokenize"]
	E --> F["Rendered response"]

Math

Inline: The Gaussian PDF is $p(x)=\frac{1}{\sqrt{2\pi\sigma^2}}\exp\left(-\frac{(x-\mu)^2}{2\sigma^2}\right)$.

Block:

More filler

Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo.