Investec Account and Transaction Information API (AIS)
UK Open Banking Account Information Service (AISP) interface for accessing account, balance, transaction, and product data. Investec Bank plc conforms to the OBIE Read/Write API Standard (v3.1); the harvested OpenAPI is the shared OBIE standard specification, not an Investec-proprietary contract, and is FAPI-secured (OAuth2/OIDC + mTLS + PSD2 SCA).