OpenAI Puts ChatGPT in Word, Giving Free Users a New Copilot Alternative

OpenAI has put a ChatGPT sidebar inside Microsoft Word, giving people on the Free plan a new way to draft, discuss and revise documents without leaving the editor. The move places ChatGPT beside Microsoft Copilot in the same workspace, but the two tools are built for different kinds of help: one is a general-purpose conversational assistant, while the other is more deeply wired into Word.

The add-in launched September 17 and is available through Microsoft Marketplace. After installation, users open it from Word’s ribbon, sign in to a ChatGPT account and get a familiar chat panel alongside their document. It is available to ChatGPT Free, Go, Plus and Pro users, although each account’s ordinary ChatGPT usage limits still apply.

A chatbot enters the document

The change is simple on its face: ChatGPT is no longer only a destination in a browser or app when someone is writing in Word. A user can ask it to create a reusable template, talk through a draft or suggest how to shorten a passage. That makes the assistant available at the point where the writing work is happening rather than after text is copied into a separate chat.

That distinction showed up in a vacation-planning exercise. ChatGPT produced a template that included reservation deadlines, estimated travel times, backup plans and optional activities. Copilot produced a more conventional Word template, organized into practical sections that were easier to rearrange and use immediately.

Neither result establishes a universal winner. The test instead illustrates a choice users will face now that both assistants can occupy Word: use ChatGPT when the task needs exploration, or use Copilot when the job is already defined and the priority is changing the document quickly. Copilot’s deeper integration also makes it feel more like a feature of Word than a separate destination.

The boundary around the sidebar

The Word sidebar is not simply the existing ChatGPT experience transplanted intact. Conversations created there are separate from a user’s regular ChatGPT conversations, and ChatGPT memory does not carry into Word. Someone accustomed to the chatbot retaining preferences or context will need to provide that context again inside the add-in.

What users should expect

• Installation begins in Microsoft Marketplace, followed by sign-in from Word’s ribbon.
• Free access does not remove the account’s normal ChatGPT usage limits.
• Chats and remembered preferences remain separate from the main ChatGPT app.

The competitive wrinkle is access. Copilot availability can depend on a Microsoft 365 subscription, a Copilot license and an organization’s settings, while some newer editing features are still being rolled out to eligible users. ChatGPT’s add-in, by contrast, is available even on the Free plan, subject to the usual limits. That does not give ChatGPT Copilot’s document-level integration, but it does lower the barrier to putting a second AI assistant inside Word.

For people already embedded in Microsoft 365, Copilot may retain an important advantage: depending on the setup, it can draw on Microsoft files, email and meetings. OpenAI’s new presence in Word is therefore less a replacement for Copilot than a direct alternative for a different kind of writing moment—the one where the user needs to think through the work before deciding exactly what to change.