Hướng dẫn nhanh

Hướng dẫn này bao gồm mọi tính năng của Claude AI:
- Bắt đầu — Create an account and access Claude in 3 minutes
- Cách sử dụng cửa sổ ngữ cảnh mở rộng — Read long documents in one go without losing earlier context
- Hướng dẫn sử dụng chức năng xử lý nhiều tập tin — Upload several files at once and compare them inside one chat
- Cách sử dụng kỹ năng viết sáng tạo — Draft stories, scripts, and marketing copy in your own voice
- Cách sử dụng lập trình và gỡ lỗi — Write, fix, and explain code across dozens of languages
- How to Use Multi-Lingual Support — Translate and write in more than a dozen languages
- Cách sử dụng hiện vật — See live-rendered code and documents next to the chat screen
- Cách sử dụng dự án — Keep files, instructions, and chats grouped for ongoing work
- Cách sử dụng tích hợp tìm kiếm trên web — Pull current information into answers with linked sources
Thời gian cần thiết: 5 phút cho mỗi phim
Cũng trong hướng dẫn này: Mẹo chuyên nghiệp | Những lỗi thường gặp | Khắc phục sự cố | Chạy | Các lựa chọn thay thế
Tại sao nên tin tưởng hướng dẫn này?
I have used Claude daily for two years and tested every feature covered here.
This tutorial comes from real hands-on experience, not vendor screenshots.

Claude is one of the most capable generative AI assistants available today.
But most people only scratch the surface of what this AI chatbot can do.
This guide on how to use Claude AI shows you every major feature.
Hướng dẫn từng bước, kèm ảnh chụp màn hình và mẹo chuyên nghiệp.
Hướng dẫn về Trí tuệ Nhân tạo Claude
This complete Claude AI tutorial walks you through every feature, from your first new conversation to power-user habits.

Claude
Read 200,000 tokens in a single prompt and get answers with high accuracy. Claude writes code, summarizes long documents, and handles complex tasks other assistants fumble. Start free, no card needed.
Getting Started with Claude
Trước khi sử dụng bất kỳ tính năng nào, hãy hoàn tất thiết lập một lần này.
Quá trình này mất khoảng 3 phút.
Watch my personal experience with Claude first:
Bây giờ chúng ta hãy cùng xem xét từng bước một.
Bước 1: Tạo tài khoản của bạn
Go to claude.ai and click Sign Up.
Enter your email, or continue with a Google account.
✓ Điểm kiểm tra: Kiểm tra của bạn hộp thư đến for the login code.
Step 2: Open the Chat Screen
Claude runs in the browser, plus desktop and mobile apps.
Log in and the chat screen opens with an empty message box.
Here is what the free plan gives you:

✓ Điểm kiểm tra: You should see the message box and a new chat button.
Bước 3: Thiết lập tùy chọn của bạn
Add custom instructions so Claude matches your tone and format.
Turn on extended thinking if you want Claude to reason out loud.
✅ Hoàn thành: You can now use Claude for any feature below.
How to Use Claude Extensive Context Window
Cửa sổ ngữ cảnh mở rộng lets you read long documents in one go without losing earlier context.
Dưới đây là hướng dẫn sử dụng từng bước.
Bước 1: Bắt đầu một cuộc trò chuyện mới
Open Claude and click the new chat button.
A blank thread keeps your document separate from older work.
Bước 2: Tải lên tài liệu của bạn
Click the paperclip icon and pick a PDF, DOCX, or TXT file.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: Your file name appears above the message box.
Bước 3: Đặt câu hỏi của bạn
Type a specific question and press enter.
✅ Kết quả: Claude reads the whole file and can answer questions with page-level detail.
💡 Mẹo hay: Claude 3 can handle up to 200K tokens per prompt, roughly 150,000 words. Keep related long documents in one thread for more insights.
How to Use Claude Ability to Process Multiple Files
Khả năng xử lý nhiều tệp tin lets you upload several files at once and compare them inside one chat.
Dưới đây là hướng dẫn sử dụng từng bước.
Step 1: Gather Your Files
Put every file you want compared in one folder.
Spreadsheets, slides, images, and PDFs all work.
Step 2: Upload Them Together
Drag all files into the message box at once.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: Every file shows as a separate chip above your prompt.
Step 3: Ask for a Comparison
Ask Claude which file contradicts the others, and why.
Last month I asked Claude to reconcile three vendor invoices at once.
✅ Kết quả: Claude cross-checks the set and reports the gaps in plain language.
💡 Mẹo hay: This is the fastest way of navigating unstructured dữ liệu. I use it for messy CRM exports and get insights in under a minute.
How to Use Claude Creative Writing
Viết sáng tạo lets you draft stories, scripts, and marketing copy in your own tiếng nói.
Dưới đây là hướng dẫn sử dụng từng bước.
Step 1: Give Claude a Sample
Paste two paragraphs you already wrote.
Ask Claude to describe your tiếng nói before drafting anything.
Step 2: Brief the Draft
State the audience, the length, and the goal in one message.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: The draft appears in the chat, ready to edit line by line.
Step 3: Refine With Retries
Use the retry button until the tone lands.
✅ Kết quả: You get copy that sounds like you, not like generic generative AI output.
💡 Mẹo hay: Claude can independently write a full draft, but the second pass is where quality jumps. Ask it to cut 20% of the words.
How to Use Claude Coding and Debugging
Lập trình và gỡ lỗi lets you write, fix, and explain code across dozens of languages.
Dưới đây là hướng dẫn sử dụng từng bước.
Step 1: Paste Your Code
Drop the broken function plus the exact error message.
Context beats description every time.
Step 2: Ask for the Fix and the Reason
Request the corrected code and a short explanation.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: Claude returns a code block with comments on what changed.
Step 3: Test and Iterate
Run the fix, then paste any new error back into the same chat.
✅ Kết quả: Bugs get fixed in minutes, and you learn why they happened.
💡 Mẹo hay: Its troubleshooting capabilities also cover code translations. Ask for the same script in Python, then JavaScript, and compare.
How to Use Claude Multi-Lingual Support
Hỗ trợ đa ngôn ngữ lets you translate and write in more than a dozen languages.
Dưới đây là hướng dẫn sử dụng từng bước.
Step 1: Write in Any Language
Type your prompt in Spanish, Japanese, Bengali, or German.
Claude replies in the same language automatically.
Step 2: Set the Register
Ask for formal or casual phrasing before translating.
✓ Điểm kiểm tra: The reply keeps your meaning instead of a word-for-word swap.
Step 3: Check the Nuance
Ask Claude to explain any word choice you doubt.
✅ Kết quả: You get translations a native speaker would actually send.
💡 Mẹo hay: For context-sensitive customer support, paste your help-desk macros and ask for localized versions. Claude keeps brand terms untouched.
How to Use Claude Artifacts
Cổ vật lets you see live-rendered code and documents next to the chat screen.
Dưới đây là hướng dẫn sử dụng từng bước.
Step 1: Ask for Something Buildable
Request a landing page, chart, or small app.
Artifacts trigger on code and long documents.
Step 2: Watch the Live Preview
The Artifacts UI opens beside your chat with a running preview.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: A panel opens on the right showing your rendered output.
Step 3: Iterate in Place
Ask for changes and the same artifact updates instead of restarting.
✅ Kết quả: You can build and test small tools without leaving the chat.
💡 Mẹo hay: Ask for high-quality statistical visualizations from a CSV. Data science teams use this for deriving insights without touching a notebook.
Hướng dẫn sử dụng Claude Projects
Dự án lets you keep files, instructions, and chats grouped for ongoing work.
Dưới đây là hướng dẫn sử dụng từng bước.
Bước 1: Tạo dự án
Click Projects in the sidebar and name your workspace.
One project per client or product works best.
Step 2: Add Project Knowledge
Upload brand guides, specs, and past reports once.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: The knowledge bar shows how much capacity your files use.
Step 3: Start Chats Inside It
Every new chat in that project already knows your files.
✅ Kết quả: You stop re-explaining context at the start of every conversation.
💡 Mẹo hay: Add custom instructions at the project level. I set mine to always answer in bullet points first, then detail.
How to Use Claude Web Search Integration
Tích hợp tìm kiếm trên web lets you pull current information into answers with linked sources.
Dưới đây là hướng dẫn sử dụng từng bước.
Bước 1: Kích hoạt tìm kiếm trên web
Open settings and switch on web search.
It stays on for future chats.
Step 2: Ask a Current Question
Ask about pricing changes, news, or a release from this week.
Đây là hình ảnh minh họa:

✓ Điểm kiểm tra: Linked source cards appear directly under the response.
Step 3: Check the Sources
Click the citations under the answer to verify each claim.
✅ Kết quả: Answers stay current instead of stopping at the training cutoff.
💡 Mẹo hay: Pair search with a file upload. Claude weighs your internal numbers against live market data and returns actionable predictions.
Mẹo và phím tắt chuyên nghiệp dành cho Claude AI
After two years of daily use, these are the habits that saved me the most time.
Phím tắt
| Hoạt động | Phím tắt |
|---|---|
| Start a new chat | Ctrl + K (Cmd + K trên Máy Mac) |
| Send your message | Đi vào |
| Add a line break | Shift + Enter |
| Open chat history | Ctrl + Shift + H |
Here is the setup I use every day:

Những tính năng ẩn mà hầu hết mọi người bỏ lỡ
- Extended thinking mode: on paid plans Claude reasons out loud, which lifts accuracy on complex tasks and sophisticated reasoning problems.
- Claude Code CLI: a terminal tool that lets Claude execute code, edit files, and run verification loops before moving on.
- Connectors: integrate Claude with Google Drive, Gmail, and Calendar so it reads and edits real files inside the chat.
- Skills and the Agent SDK: package repeatable AI skills, then build agents capable of orchestrating multi-step workflows on their own.
Những lỗi thường gặp khi sử dụng Claude AI cần tránh
Mistake #1: Writing vague one-line prompts
❌ Sai: “Write a blog post about email marketing.”
✅ Bên phải: Name the audience, angle, word count, and tone. Clear prompts are the single biggest quality lever.
Mistake #2: Stuffing one giant task into one message
❌ Sai: Asking for research, an outline, a draft, and edits at once.
✅ Bên phải: Break large jobs into smaller steps. Confirm each step before moving to the next.
Mistake #3: Starting a new chat for related work
❌ Sai: Opening a fresh thread every time, then re-pasting the same background.
✅ Bên phải: Stay in one thread or use a Project. Claude remembers the context and gives better decision-making support.
Khắc phục sự cố AI của Claude
Problem: You hit the message limit
Gây ra: Free accounts get limited messages per window. Long threads burn through them faster.
Sửa chữa: Start a shorter chat, trim pasted text, or upgrade to Claude Pro for higher limits and priority access at peak hours.
Problem: A file will not upload
Gây ra: The file is too large, password protected, or in an unsupported format.
Sửa chữa: Split the document, remove the password, or export to PDF. Scanned pages and imperfect images work, but clean scans read better.
Problem: The answer feels shallow or generic
Gây ra: The prompt lacked context, or the request suited a stronger model.
Sửa chữa: Add examples and constraints, then retry. On paid plans, switch to Opus for graduate-level reasoning and handling intricate inquiries.
📌 Ghi chú: If none of these fix your issue, contact Claude support through the help menu.
Claude AI là gì?
Claude is an AI-powered chatbot from Anthropic, an AI research company founded by former OpenAI staff.
Think of it as a research assistant that reads a 300-page report faster than you can open it.
Anthropic trains every model with constitutional AI, a method that builds ethical rules into training instead of bolting them on later.
That focus on AI safety is why the Claude AI chatbot aims for honest, harmless, helpful advice.
Hãy xem đoạn video tổng quan ngắn này:
Nó bao gồm các tính năng chính sau:
- Cửa sổ ngữ cảnh mở rộng: read long documents in one go without losing earlier context
- Khả năng xử lý nhiều tập tin: upload several files at once and compare them inside one chat
- Sáng tác văn học: draft stories, scripts, and marketing copy in your own voice
- Lập trình và gỡ lỗi: write, fix, and explain code across dozens of languages
- Hỗ trợ đa ngôn ngữ: translate and write in more than a dozen languages
- Các hiện vật: see live-rendered code and documents next to the chat screen
- Dự án: keep files, instructions, and chats grouped for ongoing work
- Tích hợp tìm kiếm trên web: pull current information into answers with linked sources
The Claude model family covers three tiers.
Haiku is the speed option and Sonnet is the capable model most people use.
Opus is the most powerful model, built for research and heavy analysis.
Claude 3.5 Sonnet arrived as the second AI model in that generation.
It beat Opus on a wide range of evaluations at one-fifth of the price.
Anthropic pitched it as better intelligence and speed in the same package.
It also handles context-sensitive customer support, excels at interpreting charts, and reads imperfect images like blurry receipts.
Benchmarks put Sonnet at undergraduate-level knowledge and Opus at graduate-level reasoning, so pick the tier that matches the job.
Developers can also reach Anthropic’s Claude through the API, Amazon Bedrock, and Google Cloud Vertex AI.
Để xem đánh giá đầy đủ, hãy xem bài viết của chúng tôi. Claude review.

Bảng giá AI của Claude
Here is what Claude costs in 2026:
| Kế hoạch | Giá | Tốt nhất cho |
|---|---|---|
| Miễn phí | $0 | Casual chat, short files, testing the assistant |
| Chuyên nghiệp | 17 đô la/người/tháng | Daily users who want more usage and priority access |
| Tối đa | 100 đô la/người/tháng | Heavy users, agencies, and early access to new tools |
Dùng thử miễn phí: Yes. The free plan runs a powerful AI model with usage caps, so you can access Claude before paying.
Đảm bảo hoàn tiền: No formal guarantee. Billing is monthly and you can cancel anytime.

Anthropic offers Team and Enterprise plans on top of these, and enterprise customers get custom pricing with higher context limits.
💰 Giá trị tốt nhất: Pro — it unlocks Projects, extended thinking, and the strongest models for less than most rivals charge.
Claude AI so với các giải pháp thay thế
How does Claude compare against tools from other leading AI companies?
| Dụng cụ | Tốt nhất cho | Giá | Xếp hạng |
|---|---|---|---|
| Claude | Long documents and code writing | 17 đô la/tháng | ⭐ 4.8 |
| ChatGPT | All-round use and image creation | 20 đô la/tháng | ⭐ 4.7 |
| Song Tử | Người dùng Google Workspace | 19,99 đô la/tháng | ⭐ 4.5 |
| Sự bối rối | Cited research answers | 20 đô la/tháng | ⭐ 4.5 |
| Grok | Dữ liệu xã hội thời gian thực | 30 đô la/tháng | ⭐ 4.2 |
| Phi công phụ | Microsoft 365 workflows | 20 đô la/tháng | ⭐ 4.3 |
| Tìm kiếm sâu | Free open-weight reasoning | 0 đô la/tháng | ⭐ 4.2 |
| Manus | Tự trị agent tasks | 19 đô la/tháng | ⭐ 4.0 |
Lựa chọn nhanh:
- Tốt nhất tổng thể: Claude — strongest on long context, writing quality, and code
- Ngân sách tốt nhất: Deepseek — free access to strong reasoning models
- Phù hợp nhất cho người mới bắt đầu: ChatGPT — the widest app support and simplest onboarding
- Thích hợp nhất cho nghiên cứu: Perplexity — every answer ships with sources attached
🎯 Claude Alternatives
Looking for Claude alternatives? Here are the top options:
- 🚀 ChatGPT: the most popular AI chatbot, with voice chat and image generation Claude still lacks.
- 💰 Song Tử: deep Google integration for Docs, Gmail, and Sheets, with a generous free tier.
- 🎨 Sự bối rối: a search-first assistant that cites sources on every answer, ideal for fact-checking.
- ⚡ Grok: pulls live posts from X, useful for tracking sentiment and breaking news.
- 🔒 Phi công phụ: sits inside Word, Excel, and Teams, so enterprise customers keep data in Microsoft.
- 🧠 Tìm kiếm sâu: open-weight AI models with strong math and code scores at zero cost.
- 👶 Manus: an agent that plans and runs tasks end to end instead of chatting.
- 🏢 Pokee: a lightweight agent for connecting relevant tools and automating small jobs.
- 🔧 Andi Tìm kiếm: an ad-free answer engine for quick factual lookups.
- 🌟 You.com: multiple AI models behind one search box with custom modes.
Để xem danh sách đầy đủ, vui lòng xem trang của chúng tôi. Các lựa chọn thay thế của Claude hướng dẫn.
⚔️ Claude Compared
Here is how Claude stacks up against each competitor:
- Claude đấu với ChatGPT: Claude wins on long documents and writing tone. ChatGPT wins on images, voice, and app breadth.
- Claude đấu với Gemini: Gemini wins inside Google apps. Claude gives better drafts and more reliable code.
- Claude đối đầu với sự bối rối: Perplexity wins on cited search. Claude wins once you need real analysis and writing.
- Claude đấu với Grok: Grok wins on live social data. Claude wins on reasoning depth, safety, and file handling.
- Claude đấu với phi công phụ: Copilot wins for Microsoft-locked teams. Claude wins on raw output quality per dollar.
- Claude đấu với Deepseek: Deepseek wins on price. Claude wins on context length, polish, and support.
- Claude đấu với Manus: Manus wins at running tasks alone. Claude wins for supervised, high accuracy work.
- Claude đấu với Pokee: Pokee wins on small automations. Claude wins on everything involving language and data.
- Tìm kiếm trận đấu Claude vs Andi: Andi wins for fast lookups. Claude wins for anything longer than one paragraph.
- Claude vs You.com: You.com wins on model choice. Claude wins on consistency and answer quality.
Hãy bắt đầu sử dụng Claude AI ngay bây giờ!
You learned how to use every major Claude feature:
- ✅ Cửa sổ ngữ cảnh mở rộng
- ✅ Khả năng xử lý nhiều tập tin
- ✅ Sáng tác văn học
- ✅ Lập trình và gỡ lỗi
- ✅ Hỗ trợ đa ngôn ngữ
- ✅ Cổ vật
- ✅ Dự án
- ✅ Tích hợp tìm kiếm trên web
Bước tiếp theo: Hãy chọn một tính năng và thử ngay bây giờ.
Most people start with the Extensive Context Window.
Upload one long PDF and ask three questions about it.
Chỉ mất chưa đến 5 phút.
Câu hỏi thường gặp
Tôi có thể truy cập Claude Anthropic AI bằng cách nào?
Go to claude.ai, sign up with an email or Google account, and start chatting free. Desktop and mobile apps use the same login.
How can I use Claude?
Type a clear prompt in the chat box, attach files if needed, and refine the reply. Break big jobs into smaller steps.
Cách sử dụng API của Claude AI?
Create an API key in the Anthropic console, then send prompts to the messages endpoint. Claude also runs on Amazon Bedrock and Google Cloud.
Liệu Claude có giỏi hơn ChatGPT không?
Claude leads on long documents, summarizing, and writing tone. ChatGPT leads on images, voice, and integrations. Pick by task, not brand.
Ứng dụng Claude có được sử dụng miễn phí không?
Yes. The free plan includes daily message limits and file uploads. Pro costs $17 per person monthly for higher usage.













