# first direct Payment Initiation API (PIS)

**Canonical:** https://apis.io/apis/first-direct/first-direct-payment-initiation-api/  
**Provider:** first direct — https://apis.io/providers/first-direct/  
**Documentation:** https://develop.hsbc.com/

first direct Payment Initiation API (PIS) is one of 4 APIs that [first direct](https://apis.io/providers/first-direct/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Payment Initiation, PISP, and Read/Write. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

OBIE Read/Write Payment Initiation (PIS) API for first direct accounts, exposed through HSBC's developer platform. FAPI-secured with OAuth2/OIDC, mutual-TLS and PSD2 strong customer authentication; requires FCA/TPP onboarding and OBIE/eIDAS certificates. OpenAPI pointer is the shared OBIE Read/Write standard, not a first-direct-proprietary contract.

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/first-direct/refs/heads/main/openapi/obie-payment-initiation-openapi.yaml
- **Documentation** — https://develop.hsbc.com/knowledge-article/get-started-open-banking-apis
- **APIReference** — https://develop.hsbc.com/

## Other first direct APIs (3)

- [first direct Open Data API](https://apis.io/apis/first-direct/first-direct-open-data-api/)
- [first direct Account and Transaction Information API (AIS)](https://apis.io/apis/first-direct/first-direct-account-information-api/)
- [first direct Confirmation of Funds API (CBPII)](https://apis.io/apis/first-direct/first-direct-confirmation-of-funds-api/)

## Tags

Payment Initiation, PISP, Read/Write

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