Delete promo code
documentedRemove a promo code from a cart.
DELETE /api/v2/cart/{cart_id}/promotionsCartno implementation yet0 runsInput
whmcs_base_url*
WHMCS Base URL
https://your-whmcs-domain.com
cart_id*
Cart ID
Cart identifier
api_state*
X-Api-State header value
Cart state value
Calls whmcs as you (your API key is your account); keychains.dev holds the credentials.