Hi @Karthik_Sunkari Verified. Able to see data for CRUDEOIL MCX with expiry 2024-12-16. Please try again. Regards, Smart API Team

Hello, we tried replicating at our end, it is working fine.

Hello, for previous OI data, use Get Historical OI data API (https://apiconnect.angelone.in/rest/secure/angelbroking/historical/v1/getOIData), the link to documentation is here - https://smartapi.angelbroking.com/docs/Historical Also, the option Greeks, is available for only NFO at this moment.

Please try again, it should work.