Production RAG: what I learned from processing 5M+ documents

Lessons learned from building RAG systems for Usul AI and enterprise clients, processing over 13 million pages.

B-trees and database indexes — PlanetScale

B-trees are used by many modern DBMSs. Learn how they work, how databases use them, and how your choice of primary key can affect index performance.

Stitch - Design with AI

Stitch generates UIs for mobile and web applications, making design ideation fast and easy.

Plexe AI - YCombinator startup for making it easy to train Machine Learning models

AI Data Scientist that builds ML models from a prompt

Polly

Polly is a modern employee feedback and engagement platform.

Rownd

Customer identity and data privacy platform for businesses.

WeLoveNoCode

Platform connecting businesses with no-code developers and tools.

AI Company Research Tool

Web app for AI-driven company research

aVenture.vc

Data-driven research platform for the VC ecosystem

SearchAI

AI-powered web search with a contextual chat assistant

Claude Code Output Styles: Explanatory, Learning, and Custom Options

An implementation guide to Claude Code's /output-style, the built‑in Explanatory and Learning modes (with to-do prompts), and creating reusable custom...

How to Secure Environment Variables for LLMs, MCPs, and AI Tools Using 1Password or Doppler

Stop hardcoding API keys in MCP configs and AI tool settings. Learn how to use 1Password CLI or Doppler to inject secrets just-in-time for Claude, Cur...