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Getting started

  • Welcome to Helcim!
    • Review Our Solutions
    • API Use Cases
  • Developer testing
    • Test Credit Card Numbers
    • Testing Payment Declines and CVV Responses
  • Connecting to the Helcim API
    • Creating an API Access Configuration
  • Understanding PCI Compliance
    • Processing with Card Tokens
    • Processing with Full Card Numbers

Helcim API

  • Overview of the Helcim API
    • API Message Format
    • API Rate Limits
  • Payment API
    • Payments
    • Card Batches
    • Card Terminals
    • Idempotency
    • Suspected Duplicate Transactions
    • Level 2 and 3 Optimized Payments
  • Invoice API
    • Invoices
    • Invoice Online View
  • Customer API
    • Customers
    • Cards
    • Bank Accounts
    • PAD Agreements
  • Recurring API
    • Payment Plans
    • Subscribers
    • Add-ons
    • Procedures
    • Errors and Error Handling
  • Payments Hardware API
    • Testing the Payment Hardware API
    • Testing In-Person Transactions
    • Turning API mode on and off
    • Registering Devices with the Payment Hardware API
    • Pairing Devices with your Third-Party System
    • Initiating a Purchase Transaction
    • Initiating a Debit Refund Transaction
    • Enabling Webhooks for the Payment Hardware API
  • ACH Payment API
    • ACH Bank Payments
    • ACH Batches
  • Webhooks
  • Errors and Error Handling

Helcimpay.js

  • Overview of HelcimPay.js
    • Payment Types and Methods
    • Managing Customers and Invoices
    • Customization Options
    • Processing with Fee Saver
    • Processing Partial Payments
    • Managing Payment Details
  • Integrating with HelcimPay.js
    • Initialize a HelcimPay.js Checkout Session
    • Render the HelcimPay.js Payment Modal
    • Validate a HelcimPay.js Payment
    • Errors and Error Handling
    • Testing HelcimPay in Localhost environments

Helcim.js

  • Overview of Helcim.js
    • Creating a Helcim.js Configuration
    • Testing your Helcim.js Integration
    • Enabling reCaptcha for Helcim.js
    • Utilizing Amount Hashing for Helcim.js
    • Transactions through Helcim.js and the Payment API
  • Integrating with Helcim.js
    • HTML Request Fields
    • Transaction Responses
    • Errors and Error Handling

NO code options

  • Helcim Online Checkout
  • Hosted Payment Pages

Support

  • Technical Support
  • API Versions
  • Integration Partner Program
    • Programmatic Revenue Share
    • Connected Account Registrations
    • Connected Account Webhooks

Managing Payment Details

Through HelcimPay.js you can determine whether payment details are displayed, set as default, or if payments are processed on a specific terminal.

Updated 4 months ago


Processing Partial Payments
Integrating with HelcimPay.js