If you do not already have an API key, please reach out to our team via email or Slack.

Cardinal Gray’s API suite enables auto lenders, dealers, insurance companies, and wholesalers to auto-generate state DMV transaction forms, reconcile their vehicle data against that of the DMV, collect signatures across 50 state jurisdictions, and ultimately transact with the DMV.

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A work-in-progress

The following documentation only covers the basics of Cardinal Gray’s form generation, data reconciliation, and signature collection APIs. For information regarding document OCR, payoffs, or transaction auditing, please check your account dashboard. Moreover, this documentation is always improving, so if you have any questions or need help, please reach out to us on Slack or via email at founders@cardinalgray.com.

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Common Schemas

Commonly used data objects.

Vehicle Object

Vehicle and ownership information.

Transaction Specification

Logic for transacting on a vehicle.

Example Workflows

Example DMV transaction workflows.

Object Glossary