How to Bulk-Invite Members and Assign Plans with Memberstack CLI

You can onboard an entire list of members into Memberstack from a single CSV file using the Memberstack CLI . No dashboard clicking, no manual data entry. If you're running a course launch, onboarding event attendees, or migrating a list of users from a spreadsheet, this is the fastest way to get them all into your membership site with the right plans attached. If you're using an AI agent like Claude Code or Codex, you can hand it this guide and it'll run the whole workflow for you. This guide covers the full process: install the CLI, prepare your CSV, import your members, and verify the results. What You Need Before you start, make sure you have: Node.js v20 or higher installed on your machine. Check with node --version . A Memberstack account with at least one app created. Sign up free at memberstack.com . A CSV or JSON file with the members you want to import (we'll cover the format below). A terminal (or an AI agent with terminal access like Claude Code, Codex, Cursor, or Gemini CL