Agent skill · marketing growth · sickn33
mailtrap-managing-contacts
Manage Mailtrap contacts, lists, segments, custom fields, imports, CRM syncs, and campaign audiences through the UI or API.
Why this skill is useful
Provides specific API commands and workflows for managing Mailtrap contacts that the AI wouldn't reliably generate on its own.
What it needs
Requires mailtrap account access. About 3k tokens when loaded. Last updated 2026-08-07. 44,571 stars on the source repository.
What this skill does
Managing Mailtrap contacts Overview Before generating API request bodies: check the Contacts OpenAPI spec for current field names, required parameters, and nested structures. Contacts are the marketing database: lists, segments, custom fields, and imports for campaign audiences and related workflows. The Contacts API automates create/update and can feed CRM or CDP sync (your code, or tools like Zapier, Make, n8n — see Import contacts). Suppressions (hard bounces, spam complaints, unsubscribes on the sending side) live in the sending product and block delivery for those addresses on your streams. That is applied separately from marketing filters (segments, list membership, consent flags) that decide who is eligible for campaigns. For sending-side blocks, see Suppressions and mailtrap-sending-emails. Related skills: mailtrap-sending-emails (live send paths). When to use Programmatic contact management (create, update, bulk import) Sync with CRMs or data warehouses Contact list cleanup and CSV import Updating contacts with custom fields or firing custom events for automations Segments and custom fields for audience building Authorization All endpoints below need Authorization: Bearer $MAILTRAPAPITOKEN and an $MAILTRAPACCOUNTID in the path. Resolve $MAILTRAPACCOUNTID from GET https://mailtrap.io/api/accounts, and store tokens in environment variables or a secrets manager. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills sickn33/mailtrap-managing-contacts--d79f5c