Chile is expected to raise its benchmark interest rate in October to 11.25% from the current 10.75%, a central bank poll of traders showed on Thursday, as the world's top copper producer tries to rein in high inflation.

Traders expect consumer prices to rise by 1% this month.

The Andean country's central bank hiked its benchmark interest rate by 100 basis points at its September meeting. (Reporting by Gabriel Araujo; Editing by Steven Grattan)