<iframe src="https://www.googletagmanager.com/ns.html?id=GTM-WP4G3CDG" height="0" width="0" style="display:none;visibility:hidden"></iframe>

This website lets you blind-test GPT-5 vs. GPT-4o—and the results may surprise you

Take this blind test to discover whether you truly prefer OpenAI’s GPT-5 or the older GPT-4o—without knowing which model you’re using.Read More

Read more blog

At VB Transform 2026, Zillow’s engineering chief said AI ROI numbers only hold up if you measure before you build

Zillow, the real estate technology company, doesn’t get one conversation with its customers. They move from a phone

July 21, 2026

A single AI agent conversation can look perfect and still be broken, leaders from LangChain, Conviva and CoreWeave said at VB Transform 2026

A single AI agent conversation can look flawless scored on its own and still point to a broken

July 21, 2026

Writer’s AI harness cuts token spend nearly 40% — without sacrificing accuracy

Enterprise AI is facing an ROI paradox. While throwing more compute at the strongest foundation model works well

July 21, 2026