Free AI Mode vs AI Overview Check: Compare Both Google Answers

Google runs two AI answer surfaces inside Search. AI Overviews appear above regular results on some queries. AI Mode is a separate conversational view. Google's own documentation says the two "may use different models and techniques" and can show different links for the same question. The full breakdown is in AI Overviews vs AI Mode.

That statement changes how you check. If you only look at AI Overviews, you have no evidence about AI Mode. The reverse is also true.

A side-by-side check answers four plain questions for each query:

• Did the surface produce an AI answer at all?
• Did it name your brand, and did it get your facts right?
• Which sites did it show as a supporting link?
• Was your own URL among them?

Neither surface is the Gemini app, which is governed by different controls. If that distinction is fuzzy, read whether Gemini is the same as AI Overviews before you start.

You need a browser, a spreadsheet and about two minutes per query.

1. Pick five to ten buyer questions. Use the words a customer would type, such as "best payroll software for a 20 person agency". Include at least one question that names your brand directly.
2. Open a private, signed-out browser window. This gives you a cleaner baseline than your everyday signed-in session. Note your city, because results can vary by location and language.
3. Run the query in regular Search. Go to https://www.google.com/search?q=your+query. Record whether an AI Overview appears. If it does, expand it fully.
4. Run the identical query in AI Mode. Click the AI Mode tab on the same results page. As of October 2026, the AI Mode view uses the udm=50 parameter, so https://www.google.com/search?q=your+query&udm=50 opens it directly.
5. Copy the answer text from each surface. Paste the full text, not a summary. You will need the exact wording to spot wrong facts.
6. Log every supporting link. Hover or click each source card and record the domain and URL.
7. Repeat on a second day. One reading can be an outlier. Two readings show you what is stable.

Use one row per query per surface:

If you want a faster way to find which queries show an AI Overview at all, start with the free AI Overview keyword check.

Differences between the two surfaces are expected. Google says so. Read each column on its own, then compare.

No AI Overview, but an AI Mode answer

This is common. AI Overviews do not trigger on every query, while AI Mode answers whatever you type. Log it and move on. It is not a problem to fix.

Different links on each surface

AI Mode can split one question into several related searches across subtopics, a technique Google calls query fan-out. That can pull in sources the AI Overview never used. The mechanics are covered in AI Mode query fan-out and source selection. You can't see those sub-queries, so treat the link list as the evidence.

Wrong facts about your brand

Write down the exact wrong sentence and the surface it appeared on. Then check that the correct fact (your price, your location, your product name) is stated plainly on a page Google can fetch. That gives the engine a sentence it can quote. It does not guarantee the answer changes. For a fuller method, see how to check AI Overview accuracy.

You are missing from both

Google states that a page must be indexed and eligible to show with a snippet to appear as a supporting link in either surface, with no additional technical requirements. So check the basics first:

• No noindex on the pages that matter.
• No nosnippet or max-snippet:0 in your robots meta tag.
• No stray data-nosnippet on the sections that hold your key facts.
• Googlebot is allowed in robots.txt.

If the sites that do get cited are review sites or directories, being named on those sites is the route into the answer. The evidence shows a strong association there, not a promised effect.

A manual comparison is useful and narrow. Know what it can't tell you.

• It is a snapshot. You see one answer at one moment from one location. The next person may see something else.
• There is no position. Google's generative AI report in Search Console shows impressions only, with no clicks, click-through rate or position. No outside tool has ground truth for a rank inside an AI answer, so don't invent one.
• The real queries are hidden. AI Mode's fan-out searches are not shown to you, so you can't confirm why a source was chosen.
• Cited is not the same as used. A source can shape an answer without appearing as a link.
• Some exclusions are invisible. Inclusion in Google's generative surfaces is on by default, but a Search Console control can opt a property out, and child properties inherit it. Only someone with Search Console access can check it.

For aggregate data over time, Search Console's generative AI report is the first-party source. It counts impressions, not outcomes.

Running ten queries across two surfaces by hand takes most of an hour, and copying links invites mistakes. The free Google AI Mode Checker from 99Visibility runs a query in AI Mode and shows which sites get cited, so you can fill the AI Mode column of your log quickly. Pair it with a manual AI Overview reading for the same query and the same day.

Keep the same discipline either way. Record the date, keep the two surfaces in separate columns, and never average them into one number. If one surface names you and the other doesn't, that gap is the finding.

Why would AI Mode and AI Overviews give different answers to the same question? Google's documentation says the two surfaces may use different models and techniques, and they can show different links. AI Mode can also break a question into several related searches before answering, which can surface different sources. So different answers are expected behavior, not a fault. The practical response is to check and record each surface separately rather than assume one reflects the other.

Does blocking Google-Extended remove me from AI Overviews or AI Mode? No. Google states that Google-Extended does not affect a site's inclusion in Google Search and is not a ranking signal. It governs use of content for Gemini apps and related products. There is no robots.txt token that targets AI Overviews or AI Mode specifically. For those surfaces, Googlebot access, index status, snippet controls and the Search Console generative AI control are what matter.

Do I need schema markup or an llms.txt file to appear in either surface? No. Google says there are no additional technical requirements to appear in AI Overviews or AI Mode, and its optimization guide says Google Search ignores llms.txt and similar AI text files. Existing structured data does no harm, but it isn't a lever for AI answers. Focus first on whether your pages are indexed, eligible for a snippet and state your key facts plainly in the HTML.

How often should I repeat the comparison? Repeat it whenever something changes that could matter: a pricing update, a site migration, a new product page, or a change to robots.txt or meta tags. Running the same query set on a fixed schedule makes readings comparable. Keep the query wording, location and browser setup identical each time, and date every row, because platform behavior changes and older readings stop reflecting what Google shows.

Can I see AI Mode and AI Overview data in Search Console? Search Console has a generative AI performance report that covers AI Overviews and AI Mode. As of October 2026 it shows impressions only, with dimensions such as pages, countries, dates and devices. It does not show clicks, click-through rate or position, and it has no API. It tells you that you appeared, not what the answer said, so a manual or tool-based answer check still fills a gap.