See it in action

You say

Bulk import three new users from our beta test into the 'Early Access' list with their signup dates in a custom field.

Your agent does

I have initiated a bulk import for 3 contacts to list_id 101.

Operation: POST /api/accounts/{id}/contacts/imports Contacts:

alice@example.com (signup_date: 2023-10-01)
bob@example.com (signup_date: 2023-10-02)
charlie@example.com (signup_date: 2023-10-03)

Import ID: imp_98765.

About this skill

Covers the full Contacts API surface for building and maintaining marketing audiences in Mailtrap: creating and updating individual contacts, bulk importing up to 50,000 contacts per request, managing contact lists and dynamic segments, defining custom fields, and firing custom events for automation triggers. Includes guidance on CRM and CDP sync patterns using the API directly or via no-code tools (Zapier, Make, n8n), and clarifies the difference between marketing contacts and sending suppressions.