如何使用 Claude AI：功能、设置和专业技巧 (2026)

快速入门

本指南涵盖了 Claude AI 的所有功能：

• 入门 — Create an account and access Claude in 3 minutes
• 如何使用扩展上下文窗口 — Read long documents in one go without losing earlier context
• 如何使用处理多个文件的功能 — Upload several files at once and compare them inside one chat
• 如何运用创意写作 — Draft stories, scripts, and marketing copy in your own voice
• 如何使用编码和调试 — Write, fix, and explain code across dozens of languages
• How to Use Multi-Lingual Support — Translate and write in more than a dozen languages
• 如何使用文物 — See live-rendered code and documents next to the chat screen
• 如何使用项目 — Keep files, instructions, and chats grouped for ongoing work
• 如何使用网络搜索集成 — Pull current information into answers with linked sources

所需时间： 每部影片 5 分钟

本指南还包含以下内容： 专业提示 | 常见错误 | 故障排除 | 定价 | 替代方案

为什么信任本指南

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.

一步一步教你，附带截图和专业技巧。

克劳德人工智能教程

This complete Claude AI tutorial walks you through every feature, from your first new conversation to power-user habits.

克劳德

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.

TRY CLAUDE NOW →

阅读完整评测 →

CLAUDE ALTERNATIVES →

Getting Started with Claude

在使用任何功能之前，请先完成此一次性设置。

大约需要3分钟。

Watch my personal experience with Claude first:

现在让我们一步一步来。

第一步：创建您的帐户

Go to claude.ai and click Sign Up.

Enter your email, or continue with a Google account.

✓ 检查点： 检查你的 收件箱 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:

✓ 检查点： You should see the message box and a new chat button.

步骤三：设置您的偏好

Add custom instructions so Claude matches your tone and format.

Turn on extended thinking if you want Claude to reason out loud.

How to Use Claude Extensive Context Window

扩展上下文窗口 lets you read long documents in one go without losing earlier context.

以下是使用步骤详解。

第一步：开始新聊天

Open Claude and click the new chat button.

A blank thread keeps your document separate from older work.

步骤二：上传您的文档

Click the paperclip icon and pick a PDF, DOCX, or TXT file.

这就是它的样子：

✓ 检查点： Your file name appears above the message box.

步骤三：提出你的问题

Type a specific question and press enter.

How to Use Claude Ability to Process Multiple Files

能够处理多个文件 lets you upload several files at once and compare them inside one chat.

以下是使用步骤详解。

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.

这就是它的样子：

✓ 检查点： 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.

How to Use Claude Creative Writing

创意写作 lets you draft stories, scripts, and marketing copy in your own 嗓音.

以下是使用步骤详解。

Step 1: Give Claude a Sample

Paste two paragraphs you already wrote.

Ask Claude to describe your 嗓音 before drafting anything.

Step 2: Brief the Draft

State the audience, the length, and the goal in one message.

这就是它的样子：

✓ 检查点： 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.

How to Use Claude Coding and Debugging

编码和调试 lets you write, fix, and explain code across dozens of languages.

以下是使用步骤详解。

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.

这就是它的样子：

✓ 检查点： 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.

How to Use Claude Multi-Lingual Support

多语言支持 lets you translate and write in more than a dozen languages.

以下是使用步骤详解。

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.

✓ 检查点： 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.

How to Use Claude Artifacts

文物 lets you see live-rendered code and documents next to the chat screen.

以下是使用步骤详解。

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.

这就是它的样子：

✓ 检查点： 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.

如何使用 Claude Projects

项目 lets you keep files, instructions, and chats grouped for ongoing work.

以下是使用步骤详解。

步骤 1：创建项目

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.

这就是它的样子：

✓ 检查点： 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.

How to Use Claude Web Search Integration

网络搜索集成 lets you pull current information into answers with linked sources.

以下是使用步骤详解。

步骤 1：启用网络搜索

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.

这就是它的样子：

✓ 检查点： Linked source cards appear directly under the response.

Step 3: Check the Sources

Click the citations under the answer to verify each claim.

Claude AI 专业技巧和快捷方式

After two years of daily use, these are the habits that saved me the most time.

键盘快捷键

Here is the setup I use every day:

大多数人错过的隐藏功能

• 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.

克劳德人工智能常见错误及避免方法

Mistake #1: Writing vague one-line prompts

Mistake #2: Stuffing one giant task into one message

Mistake #3: Starting a new chat for related work

克劳德人工智能故障排除

Problem: You hit the message limit

原因： Free accounts get limited messages per window. Long threads burn through them faster.

使固定： 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

原因： The file is too large, password protected, or in an unsupported format.

使固定： 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

原因： The prompt lacked context, or the request suited a stronger model.

使固定： Add examples and constraints, then retry. On paid plans, switch to Opus for graduate-level reasoning and handling intricate inquiries.

📌 笔记： If none of these fix your issue, contact Claude support through the help menu.

Claude AI是什么？

克劳德 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.

观看这段快速概览：

它包含以下主要特点：

• 扩展上下文窗口： read long documents in one go without losing earlier context
• 能够处理多个文件： upload several files at once and compare them inside one chat
• 创意写作： draft stories, scripts, and marketing copy in your own voice
• 编码和调试： write, fix, and explain code across dozens of languages
• 多语言支持： translate and write in more than a dozen languages
• 文物： see live-rendered code and documents next to the chat screen
• 项目： keep files, instructions, and chats grouped for ongoing work
• 网络搜索集成： 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.

如需完整评测，请参阅我们的 Claude review.

克劳德人工智能定价

Here is what Claude costs in 2026:

免费试用： Yes. The free plan runs a powerful AI model with usage caps, so you can access Claude before paying.

退款保证： 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.

💰 性价比最高： Pro — it unlocks Projects, extended thinking, and the strongest models for less than most rivals charge.

Claude AI 与替代方案

How does Claude compare against tools from other leading AI companies?

快速精选：

• 综合最佳： Claude — strongest on long context, writing quality, and code
• 最佳预算： Deepseek — free access to strong reasoning models
• 最适合初学者： ChatGPT — the widest app support and simplest onboarding
• 最适合研究用途： 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.
• 💰 双子座： deep Google integration for Docs, Gmail, and Sheets, with a generous free tier.
• 🎨 困惑： a search-first assistant that cites sources on every answer, ideal for fact-checking.
• ⚡ 格罗克： pulls live posts from X, useful for tracking sentiment and breaking news.
• 🔒 副驾驶： sits inside Word, Excel, and Teams, so enterprise customers keep data in Microsoft.
• 🧠 Deepseek： open-weight AI models with strong math and code scores at zero cost.
• 👶 手： an agent that plans and runs tasks end to end instead of chatting.
• 🏢 宝可梦： a lightweight agent for connecting relevant tools and automating small jobs.
• 🔧 安迪 搜索： an ad-free answer engine for quick factual lookups.
• 🌟 You.com： multiple AI models behind one search box with custom modes.

完整列表请参见我们的 克劳德的替代方案 指导。

⚔️ Claude Compared

Here is how Claude stacks up against each competitor:

• Claude vs ChatGPT: Claude wins on long documents and writing tone. ChatGPT wins on images, voice, and app breadth.
• 克劳德 vs 双子座: Gemini wins inside Google apps. Claude gives better drafts and more reliable code.
• 克劳德大战困惑： Perplexity wins on cited search. Claude wins once you need real analysis and writing.
• 克劳德对战格罗克： Grok wins on live social data. Claude wins on reasoning depth, safety, and file handling.
• 克劳德对战副驾驶： Copilot wins for Microsoft-locked teams. Claude wins on raw output quality per dollar.
• Claude vs Deepseek： Deepseek wins on price. Claude wins on context length, polish, and support.
• 克劳德对战马努斯： Manus wins at running tasks alone. Claude wins for supervised, high accuracy work.
• 克劳德对战波奇： Pokee wins on small automations. Claude wins on everything involving language and data.
• 克劳德 vs 安迪 搜索： 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.

立即开始使用 Claude AI

You learned how to use every major Claude feature:

• ✅ 扩展上下文窗口
• ✅ 能够处理多个文件
• ✅ 创意写作
• ✅ 编码和调试
• ✅ 多语言支持
• ✅ 文物
• ✅ 项目
• ✅ 网络搜索集成

下一步： 选择一项功能，立即试用。

Most people start with the Extensive Context Window.

Upload one long PDF and ask three questions about it.

只需不到5分钟。

常见问题解答

我如何访问 Claude Anthropic AI？

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.

如何使用Claude AI API？

Create an API key in the Anthropic console, then send prompts to the messages endpoint. Claude also runs on Amazon Bedrock and Google Cloud.

Claude 比 ChatGPT 更好吗？

Claude leads on long documents, summarizing, and writing tone. ChatGPT leads on images, voice, and integrations. Pick by task, not brand.

Claude可以免费使用吗？

Yes. The free plan includes daily message limits and file uploads. Pro costs $17 per person monthly for higher usage.