Complete Beginner's Guide to Claude 2026 — Get Started in 5 Minutes
A gentle, beginner-friendly explanation of how to get started with the AI assistant 'Claude' — from registration and pricing to practical tips. Includes a look at Claude Sonnet 5 and Opus 5, which you can try right now on the free plan.
Get Started Today in 5 Minutes on Your Phone — Claude Is More Accessible Than Ever in 2026
"I've heard of ChatGPT, but what exactly is Claude?" If that sounds familiar, you're not alone. In 2026, there is an AI that has quietly become hugely popular among professional writers, engineers, and office workers alike. Its name is Claude. It can write text, look things up, fix code — and give you the experience of having a brilliant personal assistant right at your fingertips. Best of all, it is free to start.
There is also a smartphone app, so you can use Claude on the train or during a spare moment in your day. The recommendation is to try the free plan first, then decide whether a paid plan makes sense for you.
What Is It?
Claude is a conversational AI assistant developed by Anthropic, a U.S. company known for its research on AI safety. You send a message in the chat interface, and Claude responds in natural, fluent language.
Claude's greatest strengths are its focus on safety and its ability to read and understand long documents. It has the processing power to ingest roughly eight novels' worth of text (about 750,000 words) in a single session and answer questions about them — while being carefully designed to avoid generating harmful content.
What Can It Do?
As of September 2026, Claude excels at the following:
- Writing and editing: Drafts blog posts, emails, and reports for you
- Summarizing and translating: Condenses long PDFs or English articles into easy-to-understand summaries in your language
- Programming help: Finds bugs in your code or writes new code from scratch
- Brainstorming: Suggests ideas for business proposals, presentation structures, recipes, and much more
- Learning support: Breaks down complex concepts into simple explanations and creates practice problems
Summarizing a document used to take an hour. Reading through long meeting minutes and pulling out the key points was a chore.
Just paste the meeting notes into Claude and say "Summarize this in three sentences." Done in 30 seconds. The time saved goes straight to your actual work.
New Features Added in 2026
Claude now offers three models: Fable 5 (the top tier), Opus 5, and Sonnet 5.
- Claude Sonnet 5 (released June 30, 2026): The standard model available to all users, including free accounts. It now handles complex tasks that previously required a higher-tier model.
- Claude Opus 5 (released July 24, 2026): Designed for professional, high-precision work such as coding and extended research sessions.
- Claude Fable 5: Anthropic's flagship top-tier model, built for researchers and enterprises with demanding needs.
As of September 2026, Claude Sonnet 5 is available on the free plan. You can enjoy a high-quality AI experience without paying a cent.
How Do You Use It?
Three Steps from Free Sign-Up to First Use
Step 1: Create an account (about 2 minutes)
Go to claude.ai and click "Sign up." You can register with an email address or log in with a Google or Apple account. Finish by verifying your identity via SMS (text message). No credit card is required.
Step 2: Install the smartphone app (optional)
Search for "Claude" in the App Store (iPhone) or Google Play (Android) and install the app. You can use the same account as on your PC browser, and your conversation history syncs automatically.
Step 3: Start chatting
Just type in the chat window — plain, everyday language is fine. Ask things like "Suggest three dinner recipes for tonight" or "Fix this email to sound more polished." It feels just like texting.
Start with simple questions. Trying these three patterns will quickly show you what Claude can do: "Tell me about ___," "Summarize ___," and "Translate ___ into English."
What Does It Cost?
- ✓Access to Claude Sonnet 5
- ✓Daily usage limit applies
- ✓Basic chat and file attachments
- ✓Smartphone app supported
- ✓Near-unlimited access to Sonnet 5 and Opus 5
- ✓Fable 5 also available
- ✓Priority access — comfortable even at peak times
- ✓Projects feature to organize your chats
- ✓For heavy users
- ✓Large-scale document processing and coding work
- ✓Unlimited use of Claude Code (the coding-focused AI)
For teams and businesses:
- Team plan: Approximately $25/user/month. Contractual guarantee that your input data will not be used to train AI models.
- Enterprise plan: Contact sales for pricing. Includes large-scale deployment, SSO (Single Sign-On), and SLA (Service Level Agreement) guarantees.
The monthly Pro plan is $20/month. Switching to an annual plan brings it down to about $17/month. A good approach is to try the monthly plan first, then switch to annual billing if you decide to keep using it.
Summary
Claude is an AI assistant you can try for free right now. In 2026, even the free plan includes Claude Sonnet 5 — a high-performance model — so there is every reason to sign up and give it a go. Start by reducing small everyday burdens: tidying up emails, drafting text, getting a study-buddy for a new topic.
Head to claude.ai and create your free account today.
Sources:
- Claude活用ラボ — Claude始め方・使い方完全ガイド 2026
- Claude Subscription Plans & Pricing 2026 | IntuitionLabs
- Claude Sonnet 5 Benchmarks, Pricing | CoderSera
- Claude全モデル比較ガイド 2026年9月 | はてなベース
- Claude料金プラン完全比較 | JAPAN AI ラボ
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