Engineering notes — things I keep re-explaining, written down once.
- Node.js CSV Classification: Low-Cost LLM API Queues and Reliable Tags
- Gating Text-to-Image Prompts with a JSON Schema Chat Call Instead of a Moderation API
- Picking a chat API for an in-app SaaS chatbot: one key, Node.js, US and EU
- How to Moderate Text Prompts for AI Image Generation Without a Moderation Endpoint
- Cheap Text Summarization API Cost per 1K Tokens: Batch Processing for a Startup
- Node.js chatbot API: unified multi-model gateways, streaming, and tool calling