---
title: "How to build world-class AI products — Sarah Sachs (AI lead @ Notion) &  Carlos Esteban (Braintrust)"
category: "resources"
sourceLabels: ["Public YouTube metadata"]
---
# How to build world-class AI products — Sarah Sachs (AI lead @ Notion) &  Carlos Esteban (Braintrust)

## What It Is
A public YouTube video used as supporting context for the AI Engineer World's Fair 2026 wiki. It is not part of the confirmed World's Fair San Francisco 2026 official event-video set.

## Source Classification
- Source role: supporting contextual video source.
- Channel/source: public YouTube or AI Engineer channel video outside the confirmed World's Fair San Francisco 2026 event-video set.
- Use: background, speaker, company, or historical AIE context; not primary evidence for World's Fair San Francisco 2026 session facts.

## Transcript Availability
English auto-captions

## Cached Transcript
Not fetched yet.

## Link
[YouTube](https://www.youtube.com/watch?v=6YdPI9YbjbI)

## Related Scheduled Sessions
- [[2026-06-29-sarah-sachs-notion-s-token-town]] — Notion's Token Town
## Extracted Slides
- [[youtube-6YdPI9YbjbI-dense-slides]]
- [[youtube-6YdPI9YbjbI-reconstructed-slides]]
- [[youtube-6YdPI9YbjbI-slides]]