03 / market volatility / research demo

See how market
volatility changes.

An interactive Heston calibration lab for exploring volatility surfaces across market regimes.

Production lab / embedded view

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Open full demo

Research demonstration, not financial advice. The embedded view is the same production lab as heston.austxu.dev.

Service

FastAPI + WebSocket

The API keeps REST and WebSocket schemas stable and runs as a bounded Render Free demo service.

Open the full lab
Frontend

Same lab, larger frame

The production frontend is embedded here so the project page and the working instrument stay in one place.

Vite / Cloudflare Pages
Provenance

Two truths

Live and synthetic data stay visibly distinct so a graceful fallback never looks like a market feed.

live ≠ synthetic