Public delayed snapshots · educational
Free live gamma tools (delayed)
Delayed public snapshots — the live, intraday versions live on the paid Decision Desk.
GEX Heatmaps — strike × time
SPY GEX Heatmap
Per-strike net gamma across the session — where dealer gamma builds or bleeds.
View SPY →QQQ GEX Heatmap
The same strike × time gamma map for the Nasdaq-100 proxy.
View QQQ →SPX GEX Heatmap
Index-settled 0DTE gamma structure for the S&P 500.
View SPX →Levels & structure
Gamma flip & walls
Spot, gamma flip, call wall and put wall — where dealers pin and where price accelerates.
View levels →Expected move
The session's implied range — the band the options market is pricing for SPY.
View expected move →IV smile / skew
Where the wings are bid — downside fear vs upside chase, read from the vol curve.
View skew →Quant & macro
Premium Compression
Theta decay velocity by session window — when premium bleeds fastest.
View compression →Path-Risk Meter
Execution risk at the rail — spread and tick variance into a slippage read.
View path risk →Daily Structure
Rails, expected move and pin — the day's structural map at a glance.
View structure →Not investment advice. Delayed public data only, for education. You execute in your own broker.