Using the LedgerX public websocket API we're able to get live top of the orderbook updates for an option chain with over 150 different contracts and save the data to a RedisTimeSeries type as well as publish updates to listening subscribers. An example subscriber, an interactive plot showing the implied volatility skew of the selected expiration and type (call or put).
uberscientist/implied-vol-plot
Using the LedgerX public websocket API we're able to get live top of the orderbook updates for an option chain with over 150 different contracts and save the data to a RedisTimeSeries type as well as publish updates to listening subscribers. An example subscriber, an interactive plot showing the implied volatility skew of the selected expiration and type (call or put).