Stop Wasting AI Tokens

YC Root Access

2.3K views • 1 day ago

YouTube

Why it's worth watching

Picked by AICovers an AI startup’s real operating metric: productivity per AI dollar, with concrete examples of measuring output, ROI, and model routing. Useful if you want founder-level lessons on building and optimizing an AI-native product rather than abstract takes.

Key moments

The parts the AI thinks are worth your time, chosen from the creator's chapters. Click to jump.

Chapters

From the creator's chapter list. Click to jump.

About this video

Weave (YC W25) helps engineering teams understand whether their AI coding tools are actually making them more productive. Its models measure the work humans and agents produce and compare that output with AI spending. The company recently raised a $13.5M Series A led by Standard Capital and launched Weave Router, which selects models for different coding tasks. In this Fireside, co-founders Adam Cohen and Andrew Churchill discuss how they went from measuring human productivity to optimizing coding agents, why cost per output matters more than raw token spend, and how their AI coach helps engi