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Scope

This reference covers the Partner API only — server-to-server calls authenticated with your X-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, …) use page 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 receive 429, 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.