The messaging infrastructure layer for conversational AI — authentication, your first message, webhook handling, and the conversational agent integration pattern.

Every AI agent eventually needs to communicate. Email is too slow. Push notifications require app installs. The channel developers keep circling back to: messaging — iMessage, RCS, SMS. The channel their users already live in.

Linq is building the infrastructure layer that makes this possible — a single API for iMessage, RCS, and SMS that abstracts away carrier relationships, delivery complexity, and the Apple Business Register process. This post covers how to integrate it.

What Linq Actually Does

Before the code: understand what you’re working with.

Linq sits between your application and the messaging networks. You send one API request.…