# Cynergy Bank Account & Transaction Information API (AIS)

**Canonical:** https://apis.io/apis/cynergy-bank/cynergy-bank-account-information-api/  
**Provider:** Cynergy Bank — https://apis.io/providers/cynergy-bank/  
**Documentation:** https://developer.openbanking.cynergybank.co.uk/

Cynergy Bank Account & Transaction Information API (AIS) is one of 3 APIs that [Cynergy Bank](https://apis.io/providers/cynergy-bank/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Account Information, AISP, and Open Banking. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Cynergy Bank's implementation of the OBIE Read/Write Account & Transaction Information (AISP) API, allowing FCA/EEA-regulated Account Information Service Providers to retrieve customer account, balance, transaction, and product data with customer consent. FAPI-secured (OAuth2/OIDC, mTLS, PSD2 SCA). The harvested OpenAPI is the shared OBIE Read/Write standard the interface conforms to, not a Cynergy-proprietary contract.

## Machine-readable artifacts (6)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cynergy-bank/refs/heads/main/openapi/cynergy-bank-account-information-obie-standard-openapi.yaml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/cynergy-bank/refs/heads/main/overlays/cynergy-bank-account-information-overlay.yaml
- **Documentation** — https://developer.openbanking.cynergybank.co.uk/
- **Documentation** — https://www.cynergybank.co.uk/support/open-banking
- **APIReference** — https://developer.openbanking.cynergybank.co.uk/
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/cynergy-bank/refs/heads/main/apis.yml

## Other Cynergy Bank APIs (2)

- [Cynergy Bank Payment Initiation API (PIS)](https://apis.io/apis/cynergy-bank/cynergy-bank-payment-initiation-api/)
- [Cynergy Bank Confirmation of Funds API (CBPII)](https://apis.io/apis/cynergy-bank/cynergy-bank-confirmation-of-funds-api/)

## Tags

Account Information, AISP, Open Banking

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