Building an AI Chat App with Expo and Gemini API: From First Commit to App Store Approval
An implementation record of shipping an Expo + Gemini API chat app through both store reviews — measured streaming latency, the chunk-boundary JSON bug, image payload limits, cost ceilings, and the pre-release checklist I run.
Controlling thinking_budget in Gemini 2.5 Pro — Cut Costs by 70% Without Sacrificing Reasoning Quality
Leaving thinking_budget unset in Gemini 2.5 Pro leads to unexpected costs. This guide covers task-level budget design, dynamic control, and production monitoring with working Python code.
Building an AdMob Revenue Anomaly Detector with Gemini API Function Calling
Learn how to build an automatic AdMob revenue anomaly detection system using Gemini API Function Calling — with real Python code, practical tips from 10+ years of indie app development, and Slack alerting integration.
Maximizing Revenue in Indie iOS Wallpaper Apps with AdMob + Gemini API
A decade of indie app development reveals how to balance AdMob revenue against Gemini API costs. Learn architecture patterns, cost control strategies, and Freemium gate implementation for AI-powered wallpaper apps.
Gemini API vs Claude API vs GPT-4o: Measured Costs from a Production Wallpaper App Pipeline
Real-world cost, speed, and output quality benchmarks for Gemini API, Claude API, and GPT-4o, measured on a wallpaper app metadata pipeline running in production.
A Week Using Gemini CLI for iOS App Development: An Indie Dev's Honest Report
An indie developer with 50M+ app downloads shares a week-long experiment integrating Gemini CLI into iOS development. Covers translation, release notes, code review, and an honest comparison with Claude Code.
Build a Voice + Screen-Share AI Pair Programmer with the Gemini Live API in TypeScript
A practical playbook for wiring the Gemini Live API to getDisplayMedia and a microphone to build an over-the-shoulder AI pair programmer in TypeScript, with cost controls and the gotchas I hit in production.
Gemini 3.2 vs Claude Sonnet 4.6 vs GPT-4o — An Honest Comparison for Indie Developers (May 2026)
A practical comparison of Gemini 3.2, Claude Sonnet 4.6, and GPT-4o from an indie developer's perspective — covering code generation, writing quality, API costs, latency, and honest weaknesses.
7 Design Decisions When Wiring Gemini API Into a Solo App — From Error Design to Quality Monitoring
After embedding Gemini API into several of my own apps, I've collected seven design decisions that come up in production but rarely in tutorials — fallback layering, dynamic model switching, latency UX, and lightweight quality monitoring. This is the playbook I use today.
Leveraging Gemini API's Cost Advantage for SaaS — How to Undercut Competitors by 50% and Still Profit
A deep analysis of Gemini API's cost structure with practical strategies to build a SaaS that's 50% cheaper than competitors while maintaining healthy margins. Includes P&L simulation and production code.
A Tiny RAG Stack With Gemini + sqlite-vec — Production Patterns for Solo Developers
If you have been holding off on adding RAG to your personal app because Pinecone's monthly fee or Qdrant's memory footprint felt like overkill, this guide is for you. We walk through a production-grade design that runs on a single server, pairing Gemini's embedding API with sqlite-vec, with working code you can lift straight into your project.