Scope
This reference covers the Partner API only — server-to-server calls authenticated with yourX-API-Key.
Out of scope here: Widget API (magic-link end-user calls) and Superadmin / Leap Portal APIs. Integrate those surfaces only under separate Leap guidance.
Base URL
Production hosts are provided when you go live. Always develop against sandbox first.
Authentication
Send your key on every request:
Manage keys in the Partner Portal. See Authentication.
string
required
Partner API key. Never embed production keys in client apps or public repos.
Success envelope
Error envelope
Common HTTP status codes
Pagination
List endpoints (links, users, operations, …) usepage and limit:
Rate limits
Some endpoints publish specific limits (for example, pre-quote lite is 30 requests/minute). For general Partner API quotas on your account, contact support@leapfinancial.com. When you receive429, back off and retry with jitter.
Where to go next
Create links
POST /partner/links discriminated by flow.Operations
List and fetch transfer operations.
Webhooks
Event delivery and
X-RAAS-* signature headers.Quick start
Mint your first sandbox link.