Mashup Lookup
Last updated Nov 6th, 2025
post api.withmono.com/v3/lookup/mashupv1.0
This resource allows you to verify the NIN, BVN and date of birth of your user in one API call for KYC.

Sandbox Credentials
Kindly retrieve your Sandbox test credentials from the Sandbox page here.
Body Params
Headers
Request
123456
curl --request POST \
--url https://api.withmono.com/v3/lookup/mashup \
--header 'accept: application/json' \
--header 'content-type: application/json' \
--header 'mono-sec-key: string' \
--data '{"nin":"string", "bvn": "string", "date_of_birth": "string"}'
Response
Choose an option from the drop down or click one of these buttons to see an example:
