---
title: How to build self-improving companies and internal AI agents (YC talks)
date: 2026-05-21
summary: Notes and links for two Y Combinator talks about self-improving companies and internal AI agents.
tags: youtube, yc, ai, agents
---

This short post collects notes and links for two Y Combinator talks. Thumbnails below link to the videos; embedded players are included for easy viewing.

## Videos

### How to Build a Self-Improving Company with AI — Y Combinator

[![How to Build a Self-Improving Company with AI](images/yt-X_JsIHUfUjc.jpg)](https://www.youtube.com/watch?v=X_JsIHUfUjc)

<p><a href="https://www.youtube.com/watch?v=X_JsIHUfUjc" target="_blank" rel="noopener noreferrer">Watch on YouTube — How to Build a Self-Improving Company with AI</a></p>

<div style="max-width:100%; margin:16px 0;">
<iframe src="https://www.youtube.com/embed/X_JsIHUfUjc" width="100%" height="360" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen title="How to Build a Self-Improving Company with AI"></iframe>
</div>

A few short takeaways and prompts for teams and builders:
- Focus on measurable feedback loops: define metrics, collect signals, and automate where the ROI is clear.
- Use AI to scale repeatable improvement tasks while keeping human oversight on strategy and safety.
- Start with small pilot systems that demonstrate measurable improvement before scaling.

### How to Build an Internal AI Agent That Evolves Itself — YC Root Access

[![How to Build an Internal AI Agent That Evolves Itself](images/yt-DGD9b8K42lk.jpg)](https://www.youtube.com/watch?v=DGD9b8K42lk)

<p><a href="https://www.youtube.com/watch?v=DGD9b8K42lk" target="_blank" rel="noopener noreferrer">Watch on YouTube — How to Build an Internal AI Agent That Evolves Itself</a></p>

<div style="max-width:100%; margin:16px 0;">
<iframe src="https://www.youtube.com/embed/DGD9b8K42lk" width="100%" height="360" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen title="How to Build an Internal AI Agent That Evolves Itself"></iframe>
</div>

Short notes:
- Design agents with safety and guardrails; make evolution safe, observable, and reversible.
- Balance automation with human-in-the-loop checks for high-impact decisions.
- Emphasize evaluation metrics and continuous testing when enabling agent self-improvement.

## Links

- Y Combinator — How to Build a Self-Improving Company with AI: https://www.youtube.com/watch?v=X_JsIHUfUjc
- YC Root Access — How to Build an Internal AI Agent That Evolves Itself: https://www.youtube.com/watch?v=DGD9b8K42lk

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Screenshots: YouTube thumbnails (downloaded and included in this repo). If you prefer different screenshots or specific timestamps as images, say which and a screenshot can be extracted instead.