hogunism

Notes from a founder shipping vertical AI for the AEC industry. Real customers, real engineering pain, real builds.

GPT-5 Is Not Your Competitor. Your Workflow Is.

The model is the API. The workflow is the product. If you do not own the workflow, you do not own the customer.

Jun 6, 2026 · 7 min read
Why OpenAI Cannot Eat My Startup — The Expert Domain Bet

The four lines of defense the foundation labs structurally cannot cross — and three self-tests to run on your product this week.

May 31, 2026 · 7 min read