APIs & Webhooks
Connect supported payment actions and account events to your application. Plan retries, duplicate notifications, and clear error handling as part of the build.
Simplify workflows for merchant onboarding, payment collection, reconciliation, dispute management, and more with our powerful API and user-friendly console.

Build around your software workflow, with a clear integration plan and practical support for your team.

Connect supported payment actions and account events to your application. Plan retries, duplicate notifications, and clear error handling as part of the build.
Use sandbox scenarios to test onboarding and transactions. Include declines, incomplete applications, and status changes—not just successful payments.
Work with Allied CardPay to scope requirements, coordinate provider questions, and organize testing and launch handoffs. Agree development ownership before work begins.
Review branding across payment screens, application pages, and merchant views. Confirm which elements can be customized and which workflows use hosted pages.
Keep merchants informed as they apply, provide documents, and move through account review.

Use a guided application flow when you do not need to build every screen. Confirm required fields, branding, and the handoff back into your product.
Plan how merchant information moves from your software into the application. Include consent, validation, and document collection in your integration.
Give merchants a clear view of their next step. Plan how your team communicates additional-document requests, review progress, and activation.
Coordinate production readiness, account approval, and first-merchant rollout. Define who responds when an application or setup needs attention.
Choose the payment experiences that belong in your product today, with room to expand as your needs change.

Review embedded forms, hosted checkout, and payment links against your customer journey. Choose an approach that fits your development resources.
Plan repeat payments around customer authorization and billing schedules. Include failed payments, cancellations, and changes to saved payment details.
Assess supported devices and card-present workflows. Confirm how terminal transactions connect to your software, merchants, and reporting.
Review ACH eligibility and the required authorization, status, and return workflows. Confirm availability and settlement details for the selected program.
Give your operations and finance teams the information and handoffs they need as your merchant portfolio grows.

Identify the application, account, and processing information your team needs. Confirm available views and how staff will follow up when merchants need help.
Map transaction, fee, and funding information to your finance workflow. Review available exports and API data before defining your reconciliation process.
Review merchant pricing alongside your commercial terms and processing activity. Use the available reporting to understand the performance of your program.
Define support channels, escalation contacts, and dispute-response ownership. Make the operating handoffs clear before merchants begin processing.
Capabilities depend on the provider, geography, merchant approval, and integration selected. Confirm your specific requirements before development.
Bring your merchant profile and product roadmap. We’ll help identify the next practical step.