X-Auth-ID header.
On Campaign Manager API pages, enter your token in the X-Auth-Token authentication field and your account ID in both account_id and X-Auth-ID. Mintlify keeps these values in the playground while you browse endpoints.
cURL
Internal authentication
Internal service-to-service endpoints use a separate secret:/internal/* endpoints. Restrict the internal key to trusted services and rotate it separately from account credentials.
Content types
- Send
Content-Type: application/jsonfor JSON request bodies. - Upload contacts as
multipart/form-datawith a file field namedfile. - Results and CDR exports return
text/csv.