Building a Voice-Controlled AI Agent with Groq, LangGraph, and Streamlit

A detailed walkthrough of architecture, safety constraints, and lessons learned. Most assistants stop at answering in a chat box. I wanted something clumsier and more honest: you speak, the machine writes files and runs tools on your laptop—and you can see every step. That sounds simple until you remember that speech is messy, models hallucinate structure, and giving an LLM access to your filesystem without guardrails is a bad idea. This piece walks through how I built exactly that: a voice-co...