Sign in from the CLI, and init wires tracking into Next.js
The CLI signs you in through the browser, and init detects Next.js, installs the SDK and adds the tracking code, asking before each install and showing a diff before it edits your layout.
The CLI now signs you in through your browser, so programs you create belong to your dashboard account. programs lists them and whoami shows who is signed in.
npx affitor login
npx affitor initIn a Next.js project, init detects the framework, installs the SDK and adds the tracking code. It asks before installing anything and shows a diff of the change to your app layout before applying it.
A server-side Node SDK ships alongside it, so you can record sales from your backend. Since June 2026 the SDK is published as @affitor/sdk.