Microsoft AI Review (2026): Is Copilot Worth Using Now?

Short answer: Microsoft's AI is called Microsoft Copilot. It is the free AI assistant built into Windows, Edge and Bing, and it runs as an app on phones, PCs and the web. If you pay for Microsoft 365, the same Copilot shows up inside Word, Excel, PowerPoint and Outlook. And yes, Copilot is AI: a chatbot and assistant that runs on large language models from OpenAI, Anthropic and Microsoft's own labs.

Here is the verdict up front. If your work and files already live in Microsoft 365, Copilot is the most convenient AI assistant you can get, and a Personal plan at $9.99 a month is a sensible way in. If you are not tied to Microsoft, ChatGPT or Claude is the better standalone pick. Copilot is also mid-overhaul, with Microsoft merging apps, cutting features and rolling out a new "super app", so expect things to keep moving.

We reviewed Microsoft AI as it stands in late October 2026, drawing on Microsoft's own pricing pages, news coverage, independent reviews and user feedback. We did not run our own hands-on tests for this review; where we cite testing, it is someone else's, and we say whose.

What is Microsoft AI? Copilot explained

"Microsoft AI" means two things. It is the name of Microsoft's AI division, founded in March 2024 and led by Mustafa Suleyman, which builds Microsoft's in-house MAI models. For most people searching the term, though, it means the product: Microsoft Copilot.

Copilot started life as Bing Chat in February 2023 and took the Copilot name later that year. Since then the brand has been stretched across almost everything Microsoft sells. Three versions matter to you:

• Microsoft Copilot (consumer): the free AI companion at copilot.microsoft.com and in the Copilot apps for Windows, Mac, iOS and Android. You sign in with a personal Microsoft account.
• Copilot in Microsoft 365 apps: the assistant inside Word, Excel, PowerPoint and Outlook, unlocked by a Personal, Family, Premium or Pro subscription.
• Microsoft 365 Copilot (work): the business version, priced per user, which can read your company's email, files, meetings and Teams chats.

2026 has been a year of reshuffles. In March, Satya Nadella put former Snap executive Jacob Andreou in charge of a new Copilot division, and in an internal memo Andreou said the app must "earn the right to exist in customers' lives," according to PYMNTS. In August, Microsoft began merging the consumer Copilot app with the Microsoft 365 Copilot app, and on September 25 it unveiled a Copilot "super app" aimed mainly at business users. Personal and work accounts still stay separate inside the merged app, according to Directions on Microsoft.

Key features

Free AI chat, voice and vision

The free Copilot app covers the basics most people need: chat, voice conversations, vision (point your camera or share your screen and ask about what it sees) and image creation, per JAVIS's October 2026 review. Answers can draw on the web with citations, Review42 notes. Microsoft describes the free tier only as "a limited free version of Copilot subject to available capacity and limits" on its individual pricing page, and it does not publish numeric caps. That vagueness matters, because limits are a top user complaint (more on that below).

A choice of AI models

Copilot is not tied to one model any more. Microsoft says it uses models from OpenAI and Anthropic, with an "Auto" setting that picks a model and effort level for each request, JAVIS reports. Microsoft's Jon Pearl told Fortune that Copilot also taps xAI's Grok models. On the work side, the Cowork model picker lists GPT-6 Astra, GPT-6.1 Sol, Claude Sonnet 5.5, Claude Opus 5.5, Fable 5.1 and Grok 4.7, according to an October roundup. Behind all this sits Microsoft AI's own model work, including MAI-Voice-1, the MAI-Image text-to-image models and seven new MAI models released in June 2026.

The upside: you get frontier models without picking a vendor. The downside: with Auto switched on, you often won't know which model answered.

Microsoft AI image generator

Image creation is part of the free app, with higher allowances on paid plans. Microsoft's pricing page lists more image creation than the free tier on Personal and Family, and extensive usage on Premium. Microsoft AI announced its first in-house image model, MAI-Image-1, in October 2025. Content rules are strict: one recent Trustpilot reviewer complained that Copilot refused to change the colour of socks in a photo.

Copilot inside Word, Excel, PowerPoint and Outlook

This is the real reason to pick Copilot. On a paid Microsoft 365 plan, Copilot can draft and rewrite in Word, write formulas and analyse data in Excel, build decks in PowerPoint and triage email in Outlook. October updates added interactive dashboards and a "record a skill" feature in PowerPoint, plus tone-matching drafting instructions in Outlook, reports Geeky Gadgets. Some of these land on work accounts first, so check what your plan actually gets.

One catch for households: on Family and Premium, Copilot in the Office apps works only for the subscription owner. Microsoft's FAQ says these features "can't be shared with other family members."

Home, Code and Autopilot (the new super app)

The super app adds three new modes. Home combines chat with Cowork, Copilot's tool for handing off multi-step tasks. Code uses the same technology as GitHub Copilot to build small apps, trackers and dashboards from plain-English descriptions. Autopilot, a rebrand of the agent Microsoft called Scout at Build, runs long tasks in the cloud without constant supervision, Gizmodo explains.

Most of this is still in testing. Fortune reports that Code reaches Microsoft 365 Premium and Pro subscribers through a test programme "later this year," while Autopilot is in a narrower preview with no general release date. Code, Autopilot and the newest models also use usage-based billing on top of your plan.

What Microsoft removed

The clean-up cost consumers some features. On August 18, Microsoft retired Group Chats, AI podcasts, Deep Research and Copilot Labs for consumers, and began removing Mico, the animated character in Copilot Voice, Mashable reported. Content made with those features was deleted unless users exported it first. Mico is moving to Copilot Learn Live, a voice tutoring feature, according to WindowsForum. If you relied on Deep Research, that is a genuine loss on the consumer side.

Pricing and plans

Prices below were checked in October 2026 on Microsoft's US pricing page for individuals and, for business plans, GeoToolbox's October 6 pricing guide. They exclude tax and vary by country.

A few things to know. The old $20 Copilot Pro plan stopped selling to new customers in October 2025, GeoToolbox notes; Premium is its replacement. Microsoft 365 Pro is new, launching on September 28, 2026, and it buys higher limits rather than new apps. Microsoft publishes no hard numbers for any tier's limits, so "highest usage" is hard to value.

The budget call is simple. Most people should start free. If you already pay for Microsoft 365 Personal, you have Copilot in Office at no extra cost. Premium at $19.99 only makes sense if you hit limits often, and Pro at $99.99 is for a small group of very heavy users.

Microsoft 365 Copilot for work

For businesses, Microsoft 365 Copilot is the version that matters, and it is selling: Microsoft says it passed 30 million paid seats. Its advantage is grounding. It can answer from your organisation's email, files, meetings and chats, within existing permissions. Every staff member with an eligible Microsoft 365 plan also gets free Copilot Chat, which works with the web and uploaded files but cannot read your company data.

Watch the stacking costs. The per-seat licence covers everyday chat and Office features, while Cowork, Code, Autopilot and frontier models are billed through Copilot Credits on top, Directions on Microsoft explains. Agent licensing for Autopilot is still not fully spelled out.

Performance and independent testing

Independent hands-on evidence is thinner than you'd expect for a product this big, and much of it predates the 2026 changes.

TechSifted's review, last edited in September, is the most detailed. Its tester found Copilot accurately summarised a 40-page contract in Word and pulled out the key clauses. Excel formulas worked about 80% of the time, with the rest plausible but subtly wrong. PowerPoint decks came out "serviceable but generic." In head-to-head prompts, the reviewer found ChatGPT won more often on complex reasoning, writing and coding. TechSifted scored Copilot 4.1/5 for heavy Microsoft 365 users and 3.2/5 for everyone else.

Review42 points to a G2 Learn comparison in which ChatGPT beat Copilot four tests to three, with Copilot doing well on data analysis and image generation. JAVIS, which also did not test hands-on, gave Copilot 70/100 and called it "the obvious choice if your work already lives in Microsoft 365."

Two caveats apply. First, Copilot's quality now depends on which model Auto picks, so older tests may not reflect today's answers. Second, security researchers have reported Copilot issues in 2026, including two Cowork sandbox bypasses found by PromptArmor, which JAVIS notes were reported as patched. Businesses rolling out agents should take permissions seriously.

User reports point the same way. Recent Trustpilot reviewers complain of confident wrong answers, lost chat history and tight free limits; one estimated the cap at about six messages per 30 minutes. Those are individual reports, not measured figures, but they come up often.

Who it's for

Choose Copilot if you live in Word, Excel, Outlook and Teams. Having AI inside the documents you already use beats copying text into a separate chatbot. It also suits Windows and Edge users who want a free assistant one click away, and businesses already on Microsoft 365 that want AI grounded in their own data with familiar admin controls.

Skip Copilot if you want the strongest standalone chatbot for writing, coding or research, or if you rely on Google Workspace. Also skip it if you hate change: features have come and gone fast in 2026.

Microsoft AI alternatives

• ChatGPT: the better all-round assistant if you are not tied to Office, with a broader feature set and strong reasoning. See our ChatGPT with GPT-6 review. Choose it for general use.
• Claude: a strong pick for long documents, careful writing and coding. Anthropic's models already power parts of Copilot, but the Claude app gives you them directly. Read our Claude AI review.
• Google Gemini and AI Mode: the natural choice for Google Workspace and Android users, as Copilot is for Microsoft 365. For search-style answers, see our Google AI Mode review.

For a wider view, our best AI tools for productivity roundup compares more options.

Verdict

Microsoft Copilot is the easiest AI to recommend to anyone who already pays for Microsoft 365, and its free app is a capable assistant with voice, vision and image creation. The deep Office integration is its real edge. For heavy Office users, that alone is worth the subscription.

It is harder to recommend on its own merits. Independent testing still finds ChatGPT ahead for most general tasks, limits are vague, consumer features were cut in August, and the pricing ladder now runs from $9.99 to $99.99 a month plus usage billing. We rate it 3.5 out of 5. Use it inside Microsoft's world; look elsewhere for a standalone chatbot.

FAQ

Is Copilot AI?

Yes. Microsoft Copilot is an AI assistant and chatbot powered by large language models. It answers questions, writes and edits text, analyses files and images, and creates pictures. Microsoft says it uses models from OpenAI and Anthropic alongside its own MAI models, and an Auto setting picks the model for each request.

What is Microsoft AI called?

Microsoft's AI assistant is called Microsoft Copilot. It replaced Bing Chat in 2023 and now runs in Windows, Edge, Bing, the Copilot apps and Microsoft 365. The business version is Microsoft 365 Copilot. "Microsoft AI" is also the name of the division, led by Mustafa Suleyman, that builds Microsoft's in-house models.

Is Microsoft Copilot free?

Yes, the basic Copilot app is free with chat, voice, vision and image creation, subject to capacity limits. Copilot inside Word, Excel, PowerPoint and Outlook needs a Microsoft 365 plan, starting with Personal at $9.99 a month.

What is the difference between Copilot and Microsoft 365 Copilot?

Copilot is the consumer assistant for personal Microsoft accounts. Microsoft 365 Copilot is the work version, priced per user, that can draw on your organisation's email, files, meetings and chats. Microsoft is merging the two apps, but personal and work accounts stay separate.