Nov 2025
Voice-First AI Experience
Interactive demo of voice-driven development with WisprFlow and Granola. See how speaking at 170+ WPM enables multi-agent orchestration and transforms productivity.
§ 00 · Playground · Est. MMXXIII
Things I built to think with.
Not demos. Not case studies. Working artifacts — small machines I built to answer a real question about retrieval, cognition, or how an engineer stays legible to themselves. 10 of them, indexed below.
10objects
In rotation
10live
Pokable in-browser
3yrs
Continuous field notes
7ship
Voice & retrieval shipped
~/playground — ls -lah
#001 Voice-First AI Experience Voice
#002 Voice AI for Legal Professionals Voice
#003 Voice AI for Real Estate Agents Voice
#004 Local vs Cloud AI Coding: 60-Run Evidence Explorer Tool
#005 Web Scraping for AI RAG
#006 Website to Knowledge Base RAG
#007 RAG Visualized Experience RAG
#008 AI Chatbot Experience RAG
— — — + 2 more below — — —
Type
Showing 10 of 10 objects
Feb 2026
Voice AI for Legal Professionals
See how attorneys dictate motions, capture client consultations, and draft documents faster with voice AI. Interactive demo with real legal scenarios.
Feb 2026
Voice AI for Real Estate Agents
See how top-producing agents dictate MLS listings in 2 minutes, capture buyer consultations automatically, and save 11+ hours per week with voice AI.
Aug 2026
Local vs Cloud AI Coding: 60-Run Evidence Explorer
Inspect every coding-agent run, switch scoring boundaries, trace provider recovery, compare elapsed time and exact spend, and price local inference with your own assumptions.
Feb 2026
Web Scraping for AI
See how Firecrawl turns any website into clean, structured data for AI agents, RAG pipelines, and LLM applications. Interactive crawling pipeline demo.
Mar 2026
Website to Knowledge Base
Build a structured knowledge base from any website. Watch Firecrawl crawl, extract, and organize content into categories, entities, and a searchable index.
Nov 2025
RAG Visualized Experience
Interactive RAG walkthrough that shows why retrieval reduces hallucinations, trims cost, and lets experienced engineers ship grounded copilots fast.
Jan 2024
AI Chatbot Experience
Try out a live AI chatbot powered by large language models. Experience firsthand how modern AI can understand and respond to your questions in real-time.
Jan 2024
Embeddings Demo
Interactive demo of converting natural language into vectors or embeddings, a fundamental technique used in natural language processing (NLP) and generative AI.
Jan 2024
Tokenizer Demo
Interactive demo of how text is broken down into tokens for processing by language models.
© MMXXVI · Zachary Proser · Playground10 objects · Source Serif 4 / Inter / JetBrains Mono