Options And GTT
IMC includes options helpers and GTT order endpoints.
Options
optionchainoptiongreeksoptionsymboloptionsorderoptionsmultiordersyntheticfuture
Options order endpoints are trading endpoints. They must include the current mode precondition fields.
GTT
placegttordermodifygttordercancelgttordergttorderbook
GTT write endpoints must also include mode precondition fields. Read-only GTT/account views should still include apikey.