Guides for AI-built apps
Plain how-tos for people building with Claude Code, Cursor or Codex: taking an app live, sign-in, secrets, leaving an app builder and what it all costs. Each one has a prompt you can paste into your agent.
From localhost to live: what an AI-built app needs to go online
The eight things missing between an app that runs on your laptop and one other people can use: repo, hosting, database, secrets, domain, sign-in, logs and rollback.
Add Google sign-in to an AI-built app: the 6 setup steps
How to set up Google OAuth for an app built with Claude Code, Cursor or Codex: consent screen, client ID, redirect URIs, secrets and publishing, plus the errors you will meet.
Move a Lovable project to your own repo and database
What Lovable documents for exporting a project (GitHub sync, database export) and the order to do it in: repo, new database, data import, auth, environment variables, deploy.
Manage API keys across several AI-built projects
Seven rules for API keys when you have more than one app: one key per project, separate dev and prod, an inventory, least privilege, frontend variables, leak points and rotation.
What an AI-built app costs per month, line by line
Which costs of an AI-built app stay flat and which grow with users (database, storage, email, auth, AI calls), four questions to ask any provider and a quick way to forecast.