Rosenverse

Peter Van Dijck

UX and AI builder, CEO Sputnik Legal

Early in his career, Peter founded three startups, and was the author of a book on Information Architecture. More recently, he built a 500+ remote engineering, design and product team in Latin America, for clients like Google, Apple and Goldman Sachs. Peter is passionate about making the world better with digital products, AI and working on the climate emergency.

Peter runs modelcontextexperience.com to help product people, UX designers and others learn how the best AI products are built, and is the CEO of Sputnik Legal.

He writes Peter's Context Design, a newsletter exploring the intersection of UX and AI.

Follow Peter on LinkedIn or his personal blog.

Rosenverse talks by Peter:

Peter Van Dijck

" Your short term memory is the context window; too big, and the model has trouble accessing everything. "

Hands on AI #3: Claude Code for UX people

October 22, 2025

Peter Van Dijck

" Use custom systems for experts to quickly review and rate outputs, making feedback cycles much faster. "

Hands-on AI #2: Understanding evals: LLM as a Judge

October 15, 2025

Peter Van Dijck

" You need to be looking at the data. Nobody wants to, but that’s core work. "

Hands-on AI #1: Let’s write your first AI eval

October 8, 2025

Peter Van Dijck

" The AI doesn’t train itself; we provide context dynamically, so it enhances answers with curated data. "

GenAI for UXers: A Rosenbot Demo and Discussion

September 11, 2025

Peter Van Dijck

" Post-training on billions of examples is like training a dog over and over until it gets really good at reasoning and tool use. "

Building impactful AI products for design and product leaders, Part 3: Understand AI architectures: RAG, Agents, Oh My!

July 30, 2025

Peter Van Dijck

" You should plan 20 to 40 percent of your project budget on evals—it’s a lot more work than most people expect. "

Building impactful AI products for design and product leaders, Part 2: Evals are your moat

July 23, 2025

Peter Van Dijck

" If a capability exists and is useful, it’s very likely the model will improve significantly on it over time. "

Building impactful AI products for design and product leaders, Part 1: The new product journey

July 16, 2025

Peter Van Dijck

" You can’t have good AI without good information architecture. "

Designing AI-first products on top of a rapidly evolving technology

June 10, 2025

Peter Van Dijck

" We devote 30 to 50 percent of the project time just on evaluation with real users and experts to ensure quality and safety. "

Coffee with Lou #4: Taking a Peek Under the Rosenbot's Hood

June 14, 2024

Peter Van Dijck

" Co-creation between users and technology determines if this AI evolves to be useful or harmful. "

Building the Rosenbot

June 4, 2024

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