What is Google Search? Clarifying the Relationship Between Search, AI Mode, and Lens

About this article

This article was created using an automated generation workflow powered by generative AI.

We will review the current features of Google Search based on Google's official "How Search Works" and the official Google Search blog, clarifying the relationships between traditional search, AI Overviews, AI Mode, and Google Lens for beginners. We will also note that AI features should not be treated as fixed specifications, as their availability varies by region, language, and account.

Information current as of: September 19, 2026

In a nutshell

Google Search is the entry point to finding what you want to know from the web and various information managed by Google. Today, you can do more than just enter keywords to view a list of links; you can search using images with Google Lens, get summaries with AI Overviews, and dive deeper into complex questions using AI Mode.

By reading this article,you will understand which tool to use in each scenario without confusing Google Search, Lens, AI Overviews, AI Mode, Search Console, and the Gemini app.

Where does it fit within Google?

flowchart LR
  U[利用者: 知りたい] --> S[Google Search]
  S --> W[通常のWeb検索]
  S --> AO[AI Overviews\n検索結果上のAI概要]
  S --> AM[AI Mode\n対話しながら深掘り]
  S --> L[Google Lens\n画像・カメラから検索]
  W --> WEB[Webサイト]
  AO --> WEB
  AM --> WEB
  L --> WEB
  OWNER[サイト運営者] --> SC[Search Console]
  SC -->|掲載状況を確認| S

The key distinction here is that:Search is a service for people looking for information, while Search Console is for those managing and analyzing the sites that appear in search results.This is the fundamental difference.

A Simple Glossary of Terms

Understanding the Flow: Whole to Parts to Processing

In a standard search, Search processes your query and returns entry points to relevant web information. In AI Mode, a mechanism is used to expand complex queries into multiple perspectives, search them, and then synthesize the answers and references. Google refers to this concept as "query fan-out" in its explanations.

sequenceDiagram
  participant U as 利用者
  participant S as Google Search / AI Mode
  participant Q as 複数の検索観点
  participant W as Web等の情報源
  U->>S: 複雑な質問を入力
  S->>Q: 質問を複数観点へ展開
  Q->>W: 関連情報を検索
  W-->>Q: 情報・Webページ
  Q-->>S: 検索結果を統合
  S-->>U: AI回答 + 探索用リンク
  U->>S: 追加質問

It is not a service designed to be entirely self-contained within AI answers.Google explains that even in AI Mode, the design presents links to the web, allowing users to explore information further.

What Can You Do?

1. Standard Web Search

Search for product names, errors, regulations, companies, news, and more to navigate to web pages. For professional research, it is safer to treat search results not as the final answer, but as entry points to reach official primary sources.

2. Search by Image

With Google Lens, you can search for products, plants, locations, and text within images. AI Mode also incorporates image understanding derived from Lens.

3. Get Summaries with AI

AI Overviews display AI-generated summaries for searches deemed appropriate. In Google's official announcement in January 2026, they also introduced an experience where users can ask follow-up questions from AI Overviews to transition into an AI Mode conversation.

4. Dive Deeper into Complex Research via Chat

AI Mode is well-suited for interactively exploring comparisons, planning, and queries with multiple conditions. Google officially announced its rollout in Japanese in September 2025. Since features and regional availability continue to be updated, please check the actual interface at the time of use.

How to Use It in Practice

General Users and Office Workers

For example, when researching "Microsoft 365 licensing terms," instead of relying solely on the AI answer from the start, following this sequence makes verification easier.

flowchart TD
  A[調べたいことを検索] --> B[検索結果やAI概要で論点を把握]
  B --> C{重要な判断に使う?}
  C -- いいえ --> D[必要な情報を読む]
  C -- はい --> E[公式サイト・一次資料を開く]
  E --> F[日付・対象プラン・条件を確認]
  F --> G[根拠URLと確認日を残す]

Useful search examples for practical work include the following:

site:support.google.com "AI Mode"
site:developers.google.com "OAuth 2.0"
"エラーメッセージをそのまま引用"

What to look for:Official domains, update dates, target products, and target regions.
Success criteria:Reaching the primary source and verifying the required terms in the original text.
If you change one thing: site:Changing the domain to the official website of your target organization allows you to narrow down the search to that organization's primary information.

IT Administrators

• Establish policies to prevent the careless input of internal or personal information into search queries or AI inputs.

• Verify how this interacts with Chrome and Google Workspace administrative settings.

• Do not rely on AI search results as the sole basis for internal business decisions.

• Distinguish between ads, third-party articles, and official primary sources in search results.

Developers and Site Owners

Avoid scraping the user-facing Google Search interface to use it as a makeshift search API; instead, use official Google APIs or Search Console as appropriate for your goals. The division of labor is clear: use Search Console to analyze how your site appears in search results, and Google Analytics to track user behavior after they arrive.

Do Not Confuse Google Search with Related Services

How Should Microsoft Users Understand This?

For those with Microsoft experience, it is easiest to think of this as a similar direction to "adding Copilot-like experiences to Bing," butit is not a perfect one-to-one match.。

Pricing, Accounts, and Cloud Projects

Since Google Search is a search service for general users, it is not a service like Google Cloud where you must "create a project and enable billing before use."

Security and Privacy

• Do not include customer names, unreleased projects, private keys, tokens, or passwords in search queries.

• Because AI-generated summaries can be incorrect, verify critical information using the primary sources linked.

• For features that integrate with in-account information, such as Personal Intelligence or Connected Apps, verify the opt-in requirements, eligible accounts, and settings.

• For corporate use, consumer-facing features may not behave the same way on Workspace accounts.

Important Notes on Naming and Availability

Google Search itself is an active, ongoing service. On the other hand, AI-related features such as AI Mode, AI Overviews, Search Live, Personal Intelligence, and Connected Apps are updated rapidly, and their availability varies by region, language, and account type.

Google announced updates in January 2026 to make the transition between AI Overviews and AI Mode more seamless, the global expansion of Search Live in March 2026, and the expansion of Connected Apps for AI Mode in July 2026. Therefore, it is important not to write about past limitations—such as "AI Mode is US-only" or "only for Labs participants"—as if they are fixed, current specifications.

Common Misconceptions

Is AI Mode the same as the Gemini app?

No. While it utilizes Gemini technology, AI Mode is a search experience within Google Search. It has a different entry point, purpose, and set of features compared to the Gemini app.

Is Search the same as Search Console?

No. Search is for users looking for information, while Search Console is for site owners to monitor how their own site performs on Google Search.

If an AI answer is provided, do I not need to read the linked sources?

For critical research, the opposite is true. The safest approach is to use the AI answer to grasp the key points, and then open the supporting official pages to verify the terms and dates.

Hands-on with Papanda: Tracing Search's AI Answers Back to Primary Sources

Deliverable: A four-column comparison of the query, AI/Search summary, official URL, and verification date.The Daily Code will be a local HTML "Primary Source Verification Card." Rather than automatically scraping search results, it will serve as a learning tool where users manually paste official URLs to verify information.

Official Google Information

• Google Search – How Search Works

• Official Google Search Blog

• January 2026 Updates to AI Overviews / AI Mode

• Multimodal Search in AI Mode

• Language Expansion for AI Mode, Including Japanese Support

• Global Expansion of Search Live

• AI Mode Connected Apps

Related Articles

• GG05 Search Console API

• GG21 Google Lens

• GG22 Google News

• GG75 Google Search Console

• GG08 Gemini

In the End, What Kind of Service Is It?

Google Search isthe entry point for all of Google whenever you want to know something. Traditional web search has been enhanced with Lens and AI, allowing you to search for information using not only text but also images and long queries.

For beginners, it is safest to start by using it this way:Get the big picture with Search -> Open official links for critical content -> Verify dates and terms. Even though Search Console and Gemini may look similar, they serve different roles, so the key is to use them according to your specific purpose.