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Delete a sub-account

DELETE
/v1/subaccounts/{subaccount}

Starts deleting the sub-account: its sends are refused at once, then its domains are released and it is removed with its suppressions (status is deleting until then). Its emails stay, with its id. Repeating the call returns it as it is.

Authorization

bearerAuth
headerAuthorizationBearer <token>

A secret API key from the dashboard: coss_live_… for production environments, coss_test_… for sandbox environments.

Path Parameters

subaccount*string

The sub-account's id (sub_…) or your uid for it.

Header Parameters

Coss-Version?"2026-10-10"

The API version (a date) to use for this request. Defaults to your organization's version, pinned to the latest one when it first used the API and upgraded from the dashboard. The SDK always sends the version it was built for.

Value in"2026-10-10"

Response Body

The sub-account, being deleted.

application/json
  1. response
object*"subaccount"
Value in"subaccount"
id*string
uid*|

Your own id for it (e.g. your user's id), unique in the environment. Every path and send that takes a sub-account accepts its id or its uid.

name*string
metadata*
status*string

disabled: you turned it off (its sends are refused). deleting: its domains are being released.

Value in"active""disabled""deleting"
quotas*
reputation*
created_at*string
Formatdate-time
updated_at*string
Formatdate-time
import { Coss } from "coss";const coss = new Coss({  apiKey: process.env.COSS_API_KEY,  baseUrl: "https://api.coss.com",});const { data, error } = await coss.email.subaccounts.delete("user_8812");
{  "object": "subaccount",  "id": "sub_01k7c8m4q2f3e9v6t5r1n0p8yz",  "uid": "user_8812",  "name": "Acme Bakery",  "metadata": {    "plan": "pro"  },  "status": "active",  "quotas": {    "recipients_per_day": 5000,    "recipients_per_second": 5,    "burst": 50  },  "reputation": {    "status": "good",    "trigger": null,    "changed_at": null,    "reinstated_at": null  },  "created_at": "2026-01-15T09:30:00.000Z",  "updated_at": "2026-01-15T09:30:00.000Z"}