Designing a Continuous Quality Monitoring Pipeline for the Gemini API
A practical, indie-developer-friendly design for a Gemini API evaluation pipeline that catches silent quality regressions using a Golden Dataset and a multi-aspect LLM-as-Judge, with full code and real cost numbers.
Designing an Image Pipeline with Gemini Files API and Cloudflare R2 — Notes from Running a Wallpaper App
Notes from rebuilding the image processing pipeline of a wallpaper app around Gemini Files API and Cloudflare R2. Covers the 48-hour TTL, idempotent retries, and cost monitoring, with implementation code and 30 days of numbers.
Why a Fixed seed in the Gemini API Still Drifts, and How I Handle It
Even when you pin generationConfig.seed in the Gemini API, the same prompt can return slightly different outputs. Here is what causes the drift and the layered approach I rely on as an indie developer running a wallpaper-classification pipeline.
Wiring Circuit Breakers and Graceful Degradation into Gemini API — an Indie App's Stability-First Notes
When you run Gemini API in production for an indie app, something upstream breaks at least a few times a month. Here are the building blocks for circuit breakers and graceful degradation I settled on, with the implementation traps I actually hit.
Why Your Apps Script Stops Mid-Batch When Calling the Gemini API — UrlFetchApp Timeouts and the 6-Minute Execution Limit
When Apps Script calls the Gemini API, two limits collide: UrlFetchApp's response timeout and the 6-minute script runtime cap. Here is how to tell them apart and how I work around them with chunking, checkpoints, and time-based triggers.
Auto-Generating App Metadata in 30 Languages with Gemini API — Lessons from Beautiful HD Wallpapers
How I used Gemini API to auto-generate App Store and Google Play metadata in 30 languages for a 50M+ download wallpaper app. Covers prompt design, character limit handling, and real results from 3 months of production use.
Debugging Gemini API Calls from Next.js App Router Server Actions
Practical solutions for the most common errors when calling Gemini API from Next.js App Router Server Actions: undefined env vars, broken streaming, and deploy-only failures.
3 Gemini API Embedding Errors I Hit Building a Wallpaper App — and How I Fixed Them
Three real Gemini API Embedding errors encountered while building an auto-categorization feature for a wallpaper app with 50M+ downloads: INVALID_ARGUMENT, RESOURCE_EXHAUSTED 429, and poor RAG precision — with working code fixes.
3 Months Using Gemini API as My App Backend — An Indie Developer's Honest Review
After 12 years of indie development and 50M+ app downloads, I adopted Gemini API as the backbone for a new app. Here's what the costs, latency, and quality actually looked like after three months.
What Happens When You Show Your Own Artwork to Gemini Vision — An Honest Review from a Maker and a Developer
I fed my own art images into Gemini Vision to test what it reads and what it misses. An honest, indie-developer look at where it's genuinely useful for running a wallpaper app, and where it still falls short.
Gemini 3.2 API Suddenly Broke — 5 Common Errors and How to Fix Them
Switched to Gemini 3.2 API and hit a wall? This guide covers 5 common errors developers encounter during migration — wrong model IDs, rate limits, context overflow, streaming interruptions, and Function Calling schema failures — with working code fixes.
Gemini API DEADLINE_EXCEEDED Errors: Five Things to Check First
When DEADLINE_EXCEEDED suddenly starts spiking on your Gemini API backend, here are the five checks I run first — based on real production debugging.