# Delete a profile (identify by customId)

- Operation ID: `DeleteAClientByCustomId`
- HTTP method: `DELETE`
- Path: `/v4/clients/by-custom-id/{customId}`
- Sanitized category OpenAPI YAML: <https://hub.synerise.com/api-reference/profile-management.yaml>
- [Human-readable API reference](https://hub.synerise.com/api-reference/profile-management#operation/DeleteAClientByCustomId)

## Locate this method

Fetch the sanitized category YAML, then read `paths["/v4/clients/by-custom-id/{customId}"]["delete"]`. Confirm that its `operationId` is `DeleteAClientByCustomId`. That operation contains the full parameters, request body, responses, schemas, and examples.