# Cynergy Bank Confirmation of Funds API (CBPII)

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

Cynergy Bank Confirmation of Funds API (CBPII) 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 Confirmation of Funds, CBPII, 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 Confirmation of Funds (CBPII) API, allowing regulated Card Based Payment Instrument Issuers to confirm whether sufficient funds are available on a customer account with the customer's 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 (5)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/cynergy-bank/refs/heads/main/openapi/cynergy-bank-confirmation-of-funds-obie-standard-openapi.yaml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/cynergy-bank/refs/heads/main/overlays/cynergy-bank-confirmation-of-funds-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/

## Other Cynergy Bank APIs (2)

- [Cynergy Bank Account & Transaction Information API (AIS)](https://apis.io/apis/cynergy-bank/cynergy-bank-account-information-api/)
- [Cynergy Bank Payment Initiation API (PIS)](https://apis.io/apis/cynergy-bank/cynergy-bank-payment-initiation-api/)

## Tags

Confirmation of Funds, CBPII, 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-confirmation-of-funds-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/cynergy-bank/.