Building DriftScript: An AI Telephone Game with Streamlit, Multi-Provider LLM Routing, and Drift Scoring

If most LLM apps are search engines, DriftScript is impro theater. It takes one prompt, routes it through multiple AI personalities, and surfaces how language drifts over time. The objective is not perfect fidelity. The objective is controlled chaos that people want to share. This post breaks down how the app was built, the architecture decisions behind it, and where to take it next. Product Idea in One Line Input prompt -> 5 to 10 personality rewrites -> compare start and end -> score the drift.