# Algbra Payment Initiation API (PIS)

**Canonical:** https://apis.io/apis/algbra/algbra-payment-initiation-api/  
**Provider:** Algbra — https://apis.io/providers/algbra/  
**Base URL:** https://secure.tell.systems/algbra/open-banking/v3.1/pisp  
**Documentation:** https://developer.algbralabs.com/open-banking-uk/introduction

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

Algbra's UK Open Banking Payment Initiation (PIS) dedicated interface under the OBIE Read/Write Standard v3.1.8, allowing authorised PISP Third Party Providers to initiate payments on a customer's behalf (scope 'payments'). Documented as part of Algbra's OBIE-conformant interface; secured with FAPI OAuth2/OIDC, mTLS and PSD2 SCA. No first-party OpenAPI is published separately from the OBIE standard specification.

## Machine-readable artifacts (2)

- **Documentation** — https://developer.algbralabs.com/open-banking-uk/introduction
- **APIReference** — https://openbankinguk.github.io/read-write-api-site3/v3.1.8/profiles/

## Other Algbra APIs (3)

- [Algbra Account and Transaction Information API (AIS)](https://apis.io/apis/algbra/algbra-account-transaction-api/)
- [Algbra Confirmation of Funds API (CBPII)](https://apis.io/apis/algbra/algbra-confirmation-of-funds-api/)
- [Algbra Partner Banking API](https://apis.io/apis/algbra/algbra-partner-banking-api/)

## Tags

Payments, Open Banking, PIS

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