# Chase UK Confirmation of Funds API (CBPII)

**Canonical:** https://apis.io/apis/chase-uk/chase-uk-confirmation-of-funds-api/  
**Provider:** Chase UK — https://apis.io/providers/chase-uk/  
**Documentation:** https://developer.openbanking-obie-sandbox.chase.co.uk/docs/

Chase UK Confirmation of Funds API (CBPII) is one of 3 APIs that [Chase UK](https://apis.io/providers/chase-uk/) 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 and API documentation.

Chase UK's Confirmation of Funds (CBPII) dedicated interface, conformant to the OBIE Read/Write API Standard, allowing an FCA-authorised card-based payment instrument issuer to check whether a specified amount is available on a consenting customer's account. Access is gated behind developer onboarding and secured with FAPI OAuth2/OIDC, PSD2 SCA, and mutual-TLS. The referenced OpenAPI is the shared OBIE standard specification (v4.0.1), not a Chase-proprietary contract.

## Machine-readable artifacts (4)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/chase-uk/refs/heads/main/openapi/obie-confirmation-funds-openapi.yaml
- **Documentation** — https://developer.openbanking-obie-sandbox.chase.co.uk/docs/
- **Documentation** — https://www.chase.co.uk/gb/en/information-for-tpps/
- **DeveloperPortal** — https://developer.openbanking-obie-sandbox.chase.co.uk/

## Other Chase UK APIs (2)

- [Chase UK Account and Transaction Information API (AIS)](https://apis.io/apis/chase-uk/chase-uk-account-information-api/)
- [Chase UK Payment Initiation API (PIS)](https://apis.io/apis/chase-uk/chase-uk-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/chase-uk/chase-uk-confirmation-of-funds-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/chase-uk/.