Cutting MCP Tools Didn't Make Anything Lighter — 2,377 Bytes of Definitions vs 110,298 Bytes of Response
I wrote a minimal MCP server for a wallpaper catalog and measured the byte cost of tool definitions against the byte cost of responses. Here is which side actually matters, and the real reason to merge tools.
Making Credits Add Up in a Rork AI Image App — Field Notes on Atomic Ledgers and Moderation
Credit billing in a Rork AI image and video app breaks in production because of the order between generation and deduction. Here are the field notes — atomic ledger consumption, idempotency, refunds on failure, and moderation — with Supabase code you can ship.
Build a Brand EC App with Rork × Shopify Storefront API — Products, Cart, Checkout, Order History, and Push Notifications
A complete guide to building a branded e-commerce mobile app with Rork and the Shopify Storefront API. Covers product listing, cart management, checkout flow, order management, and push notifications — with production-ready code and App Store submission tips.
Rork × MCP (Model Context Protocol) Complete Implementation Guide — Building Next-Gen Mobile Apps with AI Tool Integration
A complete guide to integrating MCP (Model Context Protocol) into your Rork app. Covers architecture design, streaming, authentication, and production operations with working code examples.
Building a B2B SaaS App with Rork: Multi-Tenant Architecture, RBAC, and Stripe Organization Billing
A complete guide to building production-grade B2B SaaS apps with Rork. Learn multi-tenant architecture, role-based access control (RBAC), organization-level Stripe billing, and invitation flows with real code examples.
Rork × Multimodal AI: Design Patterns for Building Intelligent Apps with Camera, Voice, and Text
Learn how to build multimodal AI apps with Rork that seamlessly integrate camera image recognition, voice input, and text analysis. Covers unified input layers, AI orchestration across Gemini, Claude, and Core ML, UX flow design, and production-ready error handling.
Taking Rork × Supabase pgvector Semantic Search to Production: Index Choice, Incremental Re-embedding, and Hybrid Retrieval
How to run semantic search in a Rork app for real. Measure HNSW against IVFFlat, cut embedding API calls with content hashing, and fuse vector search with full-text search using RRF.
Rork × GraphQL Complete Implementation Guide — Building Real-Time Apps with Apollo Client
A complete guide to integrating GraphQL and Apollo Client into your Rork apps. From schema design to queries, mutations, subscriptions, and cache optimization — with practical code examples throughout.
Rork Practical Techniques [Part 2] — Monetization, Production Quality, CI/CD & Performance
Notes from running Rork-built apps in production: StoreKit 2 / RevenueCat, EAS CI/CD, Detox, SQLite + CRDT, and Gemini streaming — annotated with the judgment calls I have made since 2013 as an indie developer.
Production AI Companion Apps: Streaming, Voice & Monetization
Build a production-grade AI companion with streaming responses, voice I/O, mood tracking, offline support, and subscription monetization. App Store submission guidelines included.
Rork App Performance Optimization — Rendering, Memory & Network Techniques
Dramatically improve the performance of your Rork-built mobile apps. A practical guide covering rendering optimization, memory management, and network efficiency with code examples.