Integrating Gemini API into iOS Widgets: Working Around WidgetKit's Execution Limits
Calling Gemini API directly from a WidgetKit TimelineProvider silently fails after release. Learn the App Groups caching pattern plus BGTaskScheduler refresh that keeps widgets fresh while cutting API calls to roughly one tenth, with field-tested numbers and a pre-release checklist.
Building a Paid Service with the Gemini Multimodal API: Image, Audio, and Video Processing
A complete implementation guide for paid services built on Gemini's multimodal capabilities — covering image analysis, audio transcription, video processing, PDF Q&A, Stripe Metered Billing integration, and production error handling.
Gemini 2.5 Pro + Imagen 4 Content Automation Pipeline: Complete Build Guide
Build a production-ready pipeline combining Gemini 2.5 Pro and Imagen 4 API to auto-generate blog articles, SNS posts, and thumbnails. Covers async processing, quality filters, and monetization design.
Building a RAG Evaluation Framework with Gemini API: RAGAS, LLM-as-Judge, and Custom Metrics Production Masterclass
Complete guide to building a quantitative RAG evaluation framework using RAGAS, LLM-as-Judge with Gemini API, and custom domain metrics — including CI/CD integration and production monitoring.
Monetizing Content Production Services with Gemini 2.5 Flash's Low-Cost Advantage
A practical guide to building profitable content production services using Gemini 2.5 Flash's cost efficiency. Covers model routing between Flash and Pro, async batch processing design, and real revenue simulations.
Never Embed Your Gemini API Key in a Mobile App: Complete Multi-Layer Security Architecture with Firebase App Check
A production-grade guide to securing Gemini API access in mobile apps. Covers Firebase App Check, Cloud Functions proxy, rate limiting, and anomaly detection — with complete iOS and Android code examples.
Gemini 2.5 Pro in Production: The Pitfalls Nobody Talks About
A practical guide to the production-specific problems with Gemini 2.5 Pro—rate limit architecture, Thinking mode cost control, long-context quality management, and response quality diagnostics—with complete code examples.
Gemini 3 Deep Think Not Working as Expected: 5 Common Issues and Fixes
Troubleshoot Gemini 3 Deep Think mode issues systematically. From API misconfiguration and timeouts to unexpected costs and missing thought summaries — 5 real-world problems with working code fixes.
Cutting Gemini API Costs by 80%: Context Caching and Implicit Caching
A hands-on guide to reducing Gemini API costs by 80% using Context Caching and Implicit Caching. Includes decision frameworks, working code examples, and a troubleshooting checklist for when caching stops working in production.
Gemini API FAILED_PRECONDITION Error: Case-by-Case Diagnosis and Fixes
FAILED_PRECONDITION in Gemini API means 'the current system state doesn't allow this operation.' Learn to diagnose and fix all common causes: billing setup, API enablement, context cache expiry, and model access restrictions.
Building a Type-Safe Gemini Chat Store with Drizzle ORM — Multi-Turn Persistence, Branching Threads, and Vector Search in Production
A production-grade design for persisting Gemini API multi-turn conversations with Drizzle ORM. Covers streaming saves, branching threads, function calling history, pgvector integration, and the migration strategy you actually need.
Automate Contact Form Handling with Gemini API — Classification, Priority Scoring & Slack Alerts
Build a Python system that automatically classifies incoming contact form submissions using Gemini API, scores their priority, and sends structured Slack notifications — ready to deploy today.