Ship Stripe Subscriptions with Claude Code: Webhooks and Tests
For builders already shipping: how I use Claude Code to add Stripe subscriptions with server-verified webhooks, a sandbox, and a list of failure cases to test before real money moves.
Keep OpenAI API Costs Under Control in Your App
For builders with an AI feature already live: track cost per user, pick smaller models, use prompt caching, set per-user limits and spend caps, and move background work to cheaper processing.
How to Build Your First App with Lovable: A Beginner Guide
A step by step walkthrough for building and publishing your first real app in Lovable, from the first prompt to login, a database, and a live URL.
Supabase Basics for Non-Developers: Tables, Auth and RLS
A plain-English guide to the three Supabase pieces every AI-built app depends on: tables, authentication and row level security, plus the key mistakes that leak data.
How to Add Stripe Payments to a Lovable App with Supabase
How I add Stripe Checkout, webhooks, and subscription status to a Lovable app backed by Supabase, without putting secret keys where they do not belong.
Use Claude to Audit Your Lovable App: Security, Speed and Access
Your Lovable app works, but is it safe, fast and usable for everyone? Here is how I use Claude Code to review AI-built apps for Supabase RLS gaps, exposed keys, slow pages and accessibility problems, with prompts you can copy.
Add Grok to Your App with the xAI API (Keys, SDK, First Feature)
Add your first Grok feature to a real app: create a key in the xAI console, keep it on the server, call Grok with the OpenAI SDK and ship a small, useful feature.
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