Data catalog
Free-sourced, reproducible market data
Real financial datasets — pinned to a date, attributed to their upstream source, and hashed against the archived raw payload they were derived from. Accessible from Claude, Cursor, or any MCP client, and over a plain REST API with SDKs in 7 languages. We publish real data or nothing — never synthetic.
Live: Hong Kong HKD yield curve
Browse all dates →Datasets
The roadmap is built in the open — each dataset ships only when its real, reproducible source pipeline does.
Hong Kong HKD yield curve
LiveHong Kong
Daily point-in-time HKD discount/zero curves (HONIA-OIS, EFBN zero, HIBOR). Free-sourced, reproducible, content-hashed.
Browse dataset →
Hang Seng index OHLC + dividend points
Coming soonHong Kong
Daily index open/high/low/close with the dividend-point series — the free substitute for a paid index feed.
HKEX option settlement panel
Coming soonHong Kong
End-of-day option settlement prices, with reverse-solved implied volatility — a free substitute for terminal option IV.
HKD money-market rates
Coming soonHong Kong
HIBOR fixings and HONIA overnight rates as standalone, dated, provenanced series.