SDKs

Pick an SDK that matches your platform and checkout product. All client SDKs use your publishable key; backend calls use your API key.

Mobile checkout

For Bolt Managed Checkout and SSO in native apps:

React Native targets Embeddable Checkout on the backend.

SDK	Docs
Unity	Unity overview
JavaScript	JavaScript overview

See the Gaming quickstart for payment links and webhooks.

Install the Connect SDK for seller onboarding flows:

npm install @boltpay/bolt-connect-sdk

Use a Bolt server SDK for Merchant Callback and Embeddable Checkout backends, or call the REST API directly:

All five are current. Any of them can back a Merchant Callback API; you can also call the REST API directly.