Check Printing API Integration
AUTOMATE YOUR CHECK PRINTING AND DOCUMENT MAILING WITH CUSTOM API INTEGRATIONS
Submit bulk check printing and mailing requests and automate vendor payments with ease. Connect your back-office systems and enterprise payment processing platforms with our customizable, automated check printing API to boost accounts payable employee efficiency. Setup and initial integration are simple, with our development team on hand to assist you throughout the entire process. You won’t have to switch platforms or send check payments manually again, saving your business considerable time and money.
The SmartPayables API is the easiest way to make check printing and mailing reliable for companies of any size. If you’re looking to upgrade the efficiency of your payments, contact our team today.

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KEY BENEFITS OF THE SMARTPAYABLES API
Automated Check Printing Made Easy
The SmartPayables check printing API simplifies payment automation for businesses of all sizes. Once integrated with your existing payment or ERP platform, automating payments to vendors, employees, or clients becomes a seamless, scalable process. Whether you're issuing a single batch of checks or managing a high-volume payment run for thousands of payees, the SmartPayables API standardizes your operations, reduces manual effort, and accelerates delivery timelines through efficient bulk check printing and mailing capabilities.
Seamless Integration
SmartPayables offers a robust API that connects your back-office systems directly to our platform, enabling smooth, real-time communication for automated check fulfillment and payment tracking. Our API is designed for compatibility with enterprise platforms, offering frictionless integration with systems like SAP, NetSuite, and Dynamics 365. This ensures your check printing, mailing, and tracking processes are fully automated, helping you streamline operations and enhance the speed and accuracy of every transaction. With SmartPayables, your checks reach their destination faster, with fewer errors and greater efficiency.
Dependable Security Parameters
Security is a top priority at SmartPayables. Our check printing and mailing services are backed by a flawless 17-year track record with zero security breaches. From the moment your system integrates with our API to the final printed check, we implement enterprise-grade protectionsto manage requests and ensure the safety of your sensitive data. Every step, from digital communication to physical check handling, is designed with strict security standards to give you full peace of mind.
Full Development Staff
When you choose SmartPayables, you gain access to an experienced in-house development team dedicated to helping you through every stage of API integration. Whether you're looking for a standard implementation or need a customized solution, our team supports your IT staff with expert guidance and tailored assistance. Most API interactions use HTTPS POST requests and return either XML or JSON responses, and we provide complete documentation and personalized support to ensure a smooth launch with your existing infrastructure.
Webhooks
The SmartPayables API supports webhook functionality to keep you informed of key events in your check printing and mailing workflows. These real-time notifications are customizable based on your existing systems and can alert you when a check printing job has been completed or if an issue arises with a mailing order. Webhooks allow seamless integration with your internal platforms, ensuring that you receive timely updates and maintain complete visibility into the status of every transaction.
Reliable Sandbox Testing
Before processing live payments, SmartPayables gives you access to a secure sandbox environment that allows full testing of API functionality. This feature enables your team to validate connections, test check formatting, and simulate entire payment workflows without risk. Sandbox testing helps ensure accuracy and stability by confirming that your data, printing specifications, and banking integrations are properly configured before launch. It’s a safe, reliable way to confirm that everything works as intended before sending real checks.
Accessible Support
SmartPayables delivers dedicated support from knowledgeable professionals who understand the technical and operational needs of automated check printing and mailing. Whether you’re a developer working on an API integration or a finance team member looking to streamline payment processes, our support team is here to help.
IMPROVING THE PAYMENT EFFICIENCY OF YOUR BUSINESS
Authentication With the SmartPayables API
The SmartPayables API enables you and your organization to connect bank accounts, document mailing, and statement printing tasks directly with our system. To get started, you’ll need to authenticate multiple bank accounts with both a client ID and an API key.
Both of these values are within your personalized, easy-to-access client portal. To learn more about the authentication process with the SmartPayables API, review our API documentation page.


Integration With Your Enterprise Solutions
If you’re using a platform like SAP or Salesforce, the SmartPayables check printing and mailing API makes linking your system with ours effortless. We have experience working with companies operating at the startup level up to a Fortune 500 scale.
With SmartPayables, you don’t need to modify your operations to access dynamic, reliable, outsourced check printing and mailing services.
Save Time and Money With SmartPayables
Automate payments to vendors, send bulk check printing requests and integrate your existing payment systems without the hassle of switching platforms. Our API testing options, simple authentication parameters, and on-call developer support allow your business’s check printing and mailing functions to operate with outstanding efficiency.

