Apply for a Developer Account

Get API credentials, submit themes and bolts to the CartOS stores, and integrate with 17,000+ active merchants.

Developer Application

All fields marked with * are required. Applications are typically reviewed within 2 business days.

Contact Information

First Name *

Last Name *

Email Address *

We'll send your API credentials to this address.

Company / Organization

Website

Project Details

What are you building? *

Project Description *

Which API scopes will you need? *

Products (read) Products (write) Orders (read) Orders (write) Customers (read) Customers (write) Subscriptions (read) Subscriptions (write) Webhooks

Expected Usage

Expected API Volume *

How many stores? *

GitHub Profile or Repository

Optional. Helps us assess technical background and speeds up approval.

Anything else we should know?

I agree to the CartOS Developer Terms of Service and API Usage Policy *

✅

We've received your developer application and will review it within 2 business days. You'll receive an email with your API credentials once approved.

Fill out the form with your project details.

Our team reviews your application (1–2 business days).

You'll receive your API key and developer portal access via email.

Begin integrating with the sandbox, then go live when ready.

Email us at developers@cart-os.com and we'll get back to you within 24 hours.

CartOS Developers

API Reference Themes Bolts Developer Account CartOS.com