I Replaced ChatGPT With Gemma 4 In My Product. It Felt Like The Same Radio Show With A Different Host.

This is a submission for the Gemma 4 Challenge: Build with Gemma 4

Most “read later” links quietly die in browser tabs. At some point I realized I wasn’t actually trying to consume more content anymore. I was trying to reduce the cost of deciding what deserved my attention in the first place.

That realization eventually turned into TLDR Radio — a Telegram bot that converts long-form articles and discussion threads into short audio briefings you can consume while walking, commuting, cooking, or doing literally anything except staring at another glowing rectangle.

But while building it, I accidentally discovered something much more interesting than “AI summaries”. I swapped the underlying model, and almost nothing important broke. That realization stayed in my head much longer than any benchmark chart.

What I Built