Tech Owl - Tech Owl

Stripe

Your Stripe webhook returns 200 OK and does nothing. Here's the 15-minute test before your first paid user

Harsha Vardhan audited three indie SaaS products built with Cursor this month. All three had the same silent billing bug. The webhook handler caught the Stripe event, logged it, returned 200 OK, and then did nothing. Stripe marked the event delivered and moved on. No access was revoked, no subscription

SaaS

Teardown: how Sleek.design hit $10k MRR in six weeks

Every few weeks another "I hit $10k MRR" post goes up on Indie Hackers and half the replies are some version of "sure, but with a Twitter audience that was always going to happen." Usually they're right. Sometimes they're not. Mattia Pomelli&

AI

Gemma 4 is out and the small one is the interesting story

Google pushed Gemma 4 out earlier this month. Four models, Apache 2.0, weights on Hugging Face and Kaggle and Ollama the same day. I've been poking at the smaller variants on a laptop for about a week now. The headline most people will write is about the

AI

Opus 4.7 is here, and it's the upgrade I didn't expect to care about

Anthropic dropped Opus 4.7 this week. On paper it's a point release. The kind of thing I'd normally skim the changelog for and then forget about by lunch. I've had a day with it now and I think it's the most

ai-tools

Claude in Chrome: teach it once, never do it again

I open the same four tabs every morning. Pull numbers from a dashboard, paste them into a sheet, write a two-line summary, email it to my team. It takes maybe eight minutes and I hate every second of it. Anthropic shipped a Chrome extension that can supposedly take this off