Scale smarter with the OnPress book printing API

Integrate. Automate. Grow.

The OnPress book printing API gives you a direct, automated connection to our industry-leading book printing and fulfillment services. Designed for businesses with consistent, ongoing volume, our API helps you scale faster, reduce manual work, and deliver a seamless experience to your customers.

Who is the OnPress API built for?

Publishers and book retailers managing frequent print-on-demand orders
Self-publishing platforms looking to automate book production
Education companies fulfilling course books or training materials
Corporate partners handling handling bulk orders of books or bulk orders

Why integrate with OnPress?

Seamless automation: Eliminate manual order uploads and streamline production
Fast turnarounds: Tap into our high-capacity equipment and print in just a few days
Quality: Our G7-certified digital presses ensure color consistency with every run
Reliable fulfillment: Keep your customers happy with quality books delivered on time, every time
Expert support: Get access to a dedicated integration team and dedicated Account Executive

Minimum volume requirements

The API is designed for businesses producing daily orders with at least 500+ books per month. The API is not a fit for hobbyists or early-stage businesses without reliable volume.

Is the API right for me?

You produce or expect to produce daily orders and 500+ books per month
You want to automate book printing and fulfillment
You have predictable, ongoing order volume
You have technical resources to connect to an API
You’re ready to scale your business with a reliable print partner

Ready to connect?

Contact our sales team today to see if the OnPress API is the right fit for your business.

Call 866-285-3155

Monday - Friday from 9 a.m. to 8 p.m. ET
info@onpressbookprinting.com

API onboarding requirements

For a successful and efficient integration, clients must meet the following minimum requirements:

Dedicated technical contact:
You must provide an internal developer or IT resource with direct access to your systems and authority to make changes.
Timely communication:
Clients are expected to respond to integration and testing communications within 2 business days to maintain project momentum.
File and order readiness:
All print files (PDFs) must meet our file specifications before testing begins. Test orders must include complete and valid shipping data.
Limit testing rounds:
Clients are expected to complete integration within 2 testing rounds. Additional rounds may incur fees.
Client-side responsibility:
In the event of test failures, clients are responsible for troubleshooting and correcting their systems. Our team will assist with verifying successful submission formats, but debugging client systems falls outside our support scope.

Typical API setup timeline

1. Kickoff + documentation review:

1–2 days

2. Integration + internal testing:

1–2 weeks

3. Client testing + certification:

Get a digital proof to ensure everything looks perfect.

4. Go live:

Immediately after successful tests

Total estimated time: 2–4 weeks with an engaged and ready team.

Important: If your team does not have in-house technical resources or the ability to meet these requirements, manual order submission may be a better fit.

Book printing API integration FAQs

What does it cost to use the API?

There’s no ongoing fee to use the API for businesses meeting our monthly volume requirements.

Is there a minimum volume requirement?

Yes. The OnPress API is built for businesses producing at least 500 books per month. If you’re growing quickly and expect to reach that volume soon, contact us to discuss your options.

How long does it take to set up?

Typical setup time is 2–4 weeks depending on your technical resources and order complexity. Our integration team will guide you through every step.

What file types and order information are needed?

You’ll submit print-ready PDFs for covers and interiors, along with basic order metadata like shipping details, quantities, and product specs. We’ll provide full documentation after your initial consultation.

Can I use the API for one-off orders?

The API is optimized for steady, ongoing volume. Businesses with sporadic or low-volume needs are better served using our manual ordering system.

What support is available during integration?

You’ll have access to a dedicated onboarding specialist to help you integrate, test, and go live successfully.

Where can I have books shipped?

Books can be shipped to almost any destination in the world. You will be provided with shipping rates and times as a part of the onboarding process.

How long will it take to print and fulfill an order?

Most printed book orders are completed within 2-5 business days depending on the quantity.