# Check for potential duplicate clients before creation.

**POST /api/v1/account/check-duplicates**

Matches firm-scoped clients on exact first name, last name and date of birth.
Records the authenticated user cannot view are returned with redacted names so
the UI can surface a privacy-safe warning without leaking personal data.


## Servers
- https://api.plannrcrm.com: https://api.plannrcrm.com ()


## Authentication methods
- Personal access token & O auth2


## Parameters



### Body: application/json (object)

- **first_name** (string)
  First name of the client being created.
- **last_name** (string)
  Last name of the client being created.
- **date_of_birth** (string(date))
  Date of birth of the client being created.


## Responses
### 401


#### Body: application/json (object)
- **message** (string)



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