Contacts & audience

Contacts, CSV import, tags, custom fields, segments and opt-in.

Contacts, tags and custom fieldsManage your WhatsApp contacts in MeAPI — add, edit and delete contacts, tags, custom fields used as template variables, opt-in records, search, filter by tag, export to CSV and open a contact's chat.Beginner · 6 minImport contacts from CSV or ExcelImport up to 20,000 WhatsApp contacts into MeAPI from a CSV file — prepare the file, map columns to phone, name, tags and custom fields, set the default country, handle duplicates and record opt-in.Beginner · 7 minSegments — dynamic groups for campaigns and flowsBuild contact segments in MeAPI with conditions on tags, fields, last message, opt-in and conversation status; save them, use them in campaigns and in flow-builder conditions.Intermediate · 7 minOpt-in and opt-out — WhatsApp consent done rightHow to collect WhatsApp opt-in (website, checkout, QR, in store), record it in MeAPI, how STOP/START opt-out works automatically, and why consent protects your quality rating.Beginner · 6 min