# Advertisers Advertisers ## List Advertisers - [GET /advertisers](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/list-advertisers.md): Get a list of advertisers ## Create an Advertiser - [POST /advertisers](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/create-advertiser.md): Create an advertiser ## Get an Advertiser - [GET /advertisers/{advertiser_id}](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/get-advertiser.md): Get an advertiser by ID ## Update an Advertiser - [POST /advertisers/{advertiser_id}](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/update-advertiser.md): Update an advertiser by ID ## Advertiser Audit Log - [GET /advertisers/{advertiser_id}/history](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/advertiser-audit-log.md): Get a list changes to this advertiser ## List Advertisers when Agency has Cross Advertiser Pixels enabled - [GET /advertisers/{advertiser_id}/pixel_targeting_advertisers](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/list-advertisers-pixel-x-advertisers.md): List all advertiser siblings when parent agency has allow_x_adv_pixels set to true ## List User Permissions for an Advertiser - [GET /advertisers/{advertiser_id}/permissions](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/list-user-permissions-advertiser.md): List user permissions for an advertiser ## Bulk Advertiser Audit Log - [POST /audit_log/advertisers](https://apidocs.mediamath.com/apis/campaigns-api/openapi/advertisers/advertiser-audit-log-bulk.md): Get a list of changes to these advertiser