# Triodos Payment Initiation Service (PIS) API

**Canonical:** https://apis.io/apis/triodos-bank-uk/triodos-payment-initiation-api/  
**Provider:** Triodos Bank UK — https://apis.io/providers/triodos-bank-uk/  
**Base URL:** https://api-ma.triodos.com/xs2a-bg  
**Documentation:** https://developer.triodos.com/docs/getting-started

Triodos Payment Initiation Service (PIS) API is one of 4 APIs that [Triodos Bank UK](https://apis.io/providers/triodos-bank-uk/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Payment Initiation Service, PIS, and Payments. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

The XS2A Payment Initiation Service (PIS) from Triodos Bank UK - 66 operation(s) for initiating, authorising, and tracking SEPA, cross-border, UK domestic, and periodic (recurring) payments from Triodos accounts under the Berlin Group NextGenPSD2 standard.

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/triodos-bank-uk/refs/heads/main/openapi/triodos-bank-uk-xs2a-openapi.json
- **Documentation** — https://developer.triodos.com/docs/getting-started
- **APIReference** — https://developer.triodos.com/reference
- **Documentation** — https://www.triodos.co.uk/open-banking-developers

## Other Triodos Bank UK APIs (3)

- [Triodos Account Information Service (AIS) API](https://apis.io/apis/triodos-bank-uk/triodos-account-information-api/)
- [Triodos Confirmation of Funds Service (CoF) API](https://apis.io/apis/triodos-bank-uk/triodos-confirmation-of-funds-api/)
- [Triodos XS2A Authorization (OAuth2/OIDC) API](https://apis.io/apis/triodos-bank-uk/triodos-authorization-api/)

## Tags

Payment Initiation Service, PIS, Payments

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