2.0.0 Initial release of the v2 API

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LeanX payment API

Getting started

3.0.0 (2026-07-02) v3 API

2.5.1 (2025-07-15) Amount required for quote

2.5.0 (2025-07-11) Sender details required for payments

2.1.1 (2025-06-24) External ID for payments

2.1.0 (2025-06-05) Extended quote and payment API

2.0.0 Initial release of the v2 API

Signing a token

Why am I getting a 401?

Transaction states

Settlement currencies

API v3 (current)

Quotes & payments

Beneficiary validation

API v2 (maintenance)

Quotes & payments

Beneficiary validation

2.0.0 Initial release of the v2 API

3.0.0 (2026-07-02) v3 API

2.5.1 (2025-07-15) Amount required for quote

2.5.0 (2025-07-11) Sender details required for payments

2.1.1 (2025-06-24) External ID for payments

2.1.0 (2025-06-05) Extended quote and payment API

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2.0.0 Initial release of...

2.0.0 Initial release of the v2 API