Learned Geek Blog

Part 2 of the SMS AI series. RAG transforms generic AI into useful AI. Here's how I added vector search, conversation memory, and production resilience.

Can I text an AI instead of opening another app? Turns out yes—and it validates a compelling business model. Here's how I built SMS-to-custom-LLM in ~40 lines of code.

You can run real AI models locally - no internet, no fees, complete privacy. Here's how to get started with Ollama and why you'd want to.