Example inputs — paste a market to start

Contract

Options market

StrikeTypeBidAskIV % (opt.)Solved IVRemove

Quote one strike below and one above the level so the skew can be read. Leave IV blank to solve it from the mid.

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0¢25¢50¢75¢100¢

Amber band: market from YES bid (100 − NO ask) to YES ask. Blue line: option-implied fair value. Grey line: the same without skew.

Fair YES—
Edge buying YES—fair − ask − fee
Edge buying NO—fair − ask − fee
IV at level—

Smile from your quotes

Fair YES if inputs move