The Westpac NZ FX Rates product consists of a single restful JSON API providing lists of all foreign currency pairs that Westpac NZ trades publicly, along with the real-time then-current indicative exchange rates for those currency pairs according to the supported exchange method(s), being the rate at which a customer can:

• send foreign currency via electronic transaction (T/T)
• receive foreign currency via electronic transaction

Calls against this API are limited to 2 calls per minute and 300 calls per day.

Warning All rates are indicative only and subject to change without notice.

• Rates are updated Monday to Friday excluding public holidays.
• Certain transactions are subject to a commission charge and/or fee(s).
• T/T = telegraphic transfer received from overseas. Westpac NZ no longer accepts travellers' cheques unless they were issued by Westpac NZ and are deposited into a Westpac NZ bank account.
• Westpac NZ accepts no liability for losses suffered as a result of it converting currencies and any exchange risks from the conversion of currencies is the responsibility of the account/deposit holder.