# Mettle Payment Initiation API

**Canonical:** https://apis.io/apis/mettle/mettle-payment-initiation-api/  
**Provider:** Mettle — https://apis.io/providers/mettle/  
**Base URL:** https://api.openbanking.prd-mettle.co.uk/open-banking/v3.1/pisp  
**Documentation:** https://www.bankofapis.com/products/payments/documentation/mettle

Mettle Payment Initiation API is one of 4 APIs that [Mettle](https://apis.io/providers/mettle/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Payment Initiation, Payments, and PIS. The published artifact set on APIs.io includes API documentation and an API reference.

OBIE Read/Write Payment Initiation Services (PIS) API for Mettle, allowing FCA-authorised third parties to initiate domestic and other payments from a customer's Mettle account with their consent. FAPI-secured with OAuth2/OIDC, mTLS, and PSD2 strong customer authentication.

## Machine-readable artifacts (2)

- **Documentation** — https://www.bankofapis.com/products/payments/documentation/mettle
- **APIReference** — https://www.bankofapis.com/products/payments/documentation/mettle

## Other Mettle APIs (3)

- [Mettle Open Data Product API](https://apis.io/apis/mettle/mettle-open-data-product-api/)
- [Mettle Account and Transaction API](https://apis.io/apis/mettle/mettle-account-transaction-api/)
- [Mettle Confirmation of Funds API](https://apis.io/apis/mettle/mettle-confirmation-of-funds-api/)

## Tags

Payment Initiation, Payments, PIS

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/mettle/mettle-payment-initiation-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/mettle/.