About Helcim:
Helcim Inc. is an independent Visa, MasterCard, American Express, Discover and Interac processor and merchant account provider.
Founded in Calgary, Alberta in 2006, we are a team of talented individuals determined to out-do our bank-owned competitors. Our passion allows us to be approachable, innovative and to create a great customer experience. With a strong focus on e-commerce, we’ve become a Canadian leader in the design and operation of state-of-the-art online processing platforms.

At Helcim, our goal is to provide Canadian and US businesses with the opportunity to accept credit card payments at affordable rates. By creating a wide range of online and retail platforms, we are continuing our efforts in accommodating the transaction needs of businesses of all kinds. Through fair and transparent pricing structures, we strive to build long-term relationships with each of our merchants, clients, and partners.

Feature Level of Support
Auth Implemented
Sale (Auth+Capture) Implemented
Capture Implemented
Void Implemented
Credit Implemented

Authentication and Security Credentials:

  • Merchant ID
  • Token

Supported Parameters: 

Key Name Format Mandatory Descriptions
apiVersion Numerical Required “1.0.1”
apiType Alphabetical Required “pxyhpci”
username Alphanumeric Required API Username
userPassKey Alphanumeric Required API PassKey
pxyCreditCard.creditCardNumber Numerical Required HostedPCI Token Representing Credit Card
pxy.CreditCard.cardCodeVerification Numerical Optional HostedPCI Token Representing CVV Code
pxyCreditCard.expirationMonth Numerical Required Expiration month with 2 digits for example, for December use “12”
pxyCreditCard.expirationYear Numerical Required Expiration year with 4 digits for example, for 2025, use “2025”
pxyTransaction.txnCurISO Alphabetical Required 3 letter ISO Currency Code for example, “USD” or “CAD”
pxyTransaction.txnAmount Numerical Required Amount to Authorize, for example for $10.50 use 10.50
pxyTransaction.merchantRefId Numerical Required Merchant reference number can be order id or invoice id
pxyTransaction.txnPayName Alphanumeric Required HostedPCI payment profile name, for example “DEF”
pxyTransaction.txnComment Alphabetical Optional Short comment
pxyCustomerInfo.email Alphanumeric Optional Customer’s Email Address
pxyCustomerInfo.customerIP Numerical Optional Customer’s IP Address
pxyCustomerInfo.billingLocation.firstName Alphabetical Optional Customer’s First Name
pxyCustomerInfo.billingLocation.lastName Alphabetical Optional Customer’s Last Name
pxyCustomerInfo.billingLocation.phoneNumber Numerical Optional Billing Phone Number
pxyCustomerInfo.billingLocation.address Alphanumeric Optional Customer’s Billing Address
pxyCustomerInfo.billingLocation.city Alphabetical Optional Customer’s Billing City
pxyCustomerInfo.billingLocation.state Alphabetical Optional Customer’s Billing State or Province
pxyCustomerInfo.billingLocation.zipCode Numerical Optional Customer’s Billing Zip Code or Postal Code
pxyCustomerInfo.billingLocation.country Alphabetical Optional Customer’s Billing Country
pxyCustomerInfo.shippingLocation.firstName Alphabetical Optional Customer’s First Name for Shipping
pxyCustomerInfo.shippingLocation.lastName Alphabetical Optional Customer’s Last Name for Shipping
pxyCustomerInfo.shippingLocation.phoneNumber Numerical Optional Shipping Phone Number
pxyCustomerInfo.shippingLocation.address Alphanumeric Optional Customer’s Shipping Address
pxyCustomerInfo.shippingLocation.city Alphabetical Optional Customer’s Shipping City
pxyCustomerInfo.shippingLocation.state Alphabetical Optional Customer’s Shipping State or Province
pxyCustomerInfo.shippingLocation.zipCode Alphabetical Optional Customer’s Shipping Zip Code or Postal Code
pxyCustomerInfo.shippingLocation.country Alphabetical Optional Customer’s Shipping Country

API Sample: 

Resource URL:

https://[HPCI_API_HOSTENAME]/iSynSApp/paymentAuth.action

Request Body:

apiVersion=1.0.1&apiType=pxyhpci&userName=[APIuserName]&userPassKey=[APIPassKey]&pxyCreditCard.creditCardNumber=[CreditCardToken]&pxyCreditCard.cardCodeVerification=[CVVToken]&pxyCreditCard.expirationMonth=[ExpiryMonth]&pxyCreditCard.expirationYear=[ExpiryYear]&pxyTransaction.txnCurISO=[Currency]&pxyTransaction.txnAmount=[Amount]&pxyTransaction.merchantRefId=[UniqueMerchantRefID]&pxyTransaction.txnPayName=[ProfileName]&pxyTransaction.txnComment=[ShortComment]&pxyCustomerInfo.billingLocation.firstName=[CustomerFirstName]&pxyCustomerInfo.billingLocation.lastName=[CustomerLastName]&pxyCustomerInfo.billingLocation.address=[BillingStreetAddress]&pxyCustomerInfo.billingLocation.city=[BillingCity]&pxyCustomerInfo.billingLocation.state=[State/Province]&pxyCustomerInfo.billingLocation.zipCode=[ZipCode/PostalCode]&pxyCustomerInfo.billingLocation.country=[Country]&pxyCustomerInfo.shippingLocation.firstName=[ShippingFirstName]&pxyCustomerInfo.shippingLocation.lastName=[ShippingLastName]&pxyCustomerInfo.shippingLocation.address=[ShippingStreetAddress]&pxyCustomerInfo.shippingLocation.city=[ShippingCity]&pxyCustomerInfo.shippingLocation.state=[ShippingState/Province]&pxyCustomerInfo.shippingLocation.zipCode=[ShippingZipCode/PostalCode]&pxyCustomerInfo.shippingLocation.country=[ShippingCountry]