Aloan published a public reference for its Commercial API v1, with a downloadable OpenAPI 3.1.0 document and 30 operations covering relationships, deals, term sheet intake and the credit memo. A separate sandbox has its own keys and data, and the API supports IP allowlists.
Our readA bank's IT team can scope a loan origination, CRM or data warehouse integration and test it in a sandbox before contracting, rather than relying on vendor led engineering alone.