Engineering notes — things I keep re-explaining, written down once.
- The Best Simple US/EU Node.js Architecture for Unified LLM API Access
- What a text and image safety check really costs: JSON schema moderation in Node.js
- How to compare text-to-image API cost per image for a startup MVP in Node.js
- Node.js RAG PDF Upload: Embeddings, pgvector, Chunking, and Citations
- Speech-to-text in Node.js when your chat model API has no audio transcription
- Text-to-Image API in Node.js: A Backend Endpoint for Marketing Images
- One API Key for Moderation: A Unified Node.js Safety Classifier with Structured Output
- Picking an in-app chatbot API for Node.js: pricing, context window, JSON mode
- Labeling unsafe text without a moderation endpoint: JSON schema tags in Node.js
- How to batch moderate existing posts and comments in Node.js and export the LLM results