Quick Start
This guide covers every Claude AI feature:
- Erste Schritte — Create your account and complete basic setup
- How to Use Extensive Context Window — Process long documents and complex tasks with ease
- How to Use Ability to Process Multiple Files — Upload and analyze several files at once
- How to Use Creative Writing — Draft compelling content, stories, and copy
- How to Use Coding and Debugging — Write, translate, and fix code in seconds
- How to Use Artifacts — Preview and export live code and documents
- How to Use Projects — Organize conversations and share context across chats
- How to Use Web Search Integration — Get up-to-date answers grounded in real-world data
Time needed: 5 minutes per feature
Also in this guide: Pro Tips | Common Mistakes | Fehlerbehebung | Preisgestaltung | Alternativen
Why Trust This Guide
I’ve used Claude AI for months and tested every feature covered here.
This how to use Claude AI tutorial comes from real hands-on experience — not marketing fluff or vendor screenshots.
Claude AI is one of the most powerful AI chatbot tools available today.
But most users only scratch the surface of what this capable model can do.
This guide shows you how to use every major feature — from navigating unstructured Daten to orchestrating multi step workflows.
Step by step, with screenshots and pro tips.
Claude AI Tutorial
This complete Claude AI tutorial walks you through every feature step by step, from initial setup to advanced tips that will make you a power user.
Claude AI
Claude is Anthropic’s flagship AI chatbot built for sophisticated reasoning, code writing, and long-document analysis. It supports up to 200K tokens of context, making it the go-to powerful AI model for complex tasks. Start for free — no credit card required.
Getting Started with Claude AI
Before using any feature, complete this one-time setup.
It takes about 3 minutes.
Watch this quick overview first:
Now let’s walk through each step.
Step 1: Create Your Account
Go to claude.ai and click “Sign Up.”
Enter your email address and create a password.
You can also sign in with your Google account for faster access.
✓ Checkpoint: Überprüfen Sie Ihre Posteingang for a confirmation email from Anthropic.
Step 2: Access Claude on Web or Mobile
Claude AI is accessible via the web browser at claude.ai — no download needed to start.
You can also download the dedicated desktop or mobile app for a faster experience.
Log in with your new account to reach the chat screen.
Here’s what the dashboard looks like:
✓ Checkpoint: You should see the main chat screen with a new conversation prompt.
Step 3: Choose Your Model and Start a New Chat
Free users get access to Claude’s second AI model — Claude Sonnet — which handles most everyday tasks well.
Upgrading to Claude Pro gives you priority access to the most powerful model in the Claude model family.
Click “New Chat” or the new conversation button to begin.
✅ Done: You’re ready to use any feature below.
How to Use Claude AI Extensive Context Window
Extensive Context Window lets you feed Claude up to 200K tokens — roughly 150,000 words — in a single prompt.
This makes it ideal for deriving insights from long documents, navigating unstructured data, and handling intricate inquiries without losing context.
Here’s how to use it step by step.
Watch this feature in action:
Now let’s break down each step.
Step 1: Open a New Conversation
Click the new chat button from your Claude dashboard.
You start with a fresh context window ready to receive large inputs.
Step 2: Paste or Upload Your Long Document
Paste your text directly into the message box, or use the file upload icon to attach a document.
Claude can handle full contracts, research papers, codebases, and transcripts in a single pass.
Here’s what this looks like:
✓ Checkpoint: Your document appears in the message thread and Claude acknowledges it.
Step 3: Ask Targeted Questions About the Content
Type a specific question about your document — for example, “Summarize the key findings” or “What are the payment terms?”
Claude uses its undergraduate level knowledge and graduate level reasoning to deliver accurate, context-sensitive answers.
✅ Result: You get precise, detailed answers drawn directly from your uploaded material — no hallucinated details.
💡 Profi-Tipp: Break your question into parts — ask Claude to first summarize, then answer questions — for more insights from dense documents.
How to Use Claude AI Ability to Process Multiple Files
Ability to Process Multiple Files lets you upload several documents simultaneously and ask Claude questions across all of them at once.
This is perfect for comparing reports, consolidating data, or handling intricate inquiries that span multiple sources.
Here’s how to use it step by step.
Watch this feature in action:
Now let’s break down each step.
Step 1: Open a New Chat and Click the File Icon
Start a new conversation on the chat screen.
Click the paperclip or file upload icon in the message input area.
Step 2: Select and Upload Multiple Files
Choose up to five files from your device — PDFs, Word docs, CSVs, and plain text all work.
Wait for each file to finish uploading before sending your message.
Here’s what this looks like:
✓ Checkpoint: All uploaded files appear as thumbnails above the message input.
Step 3: Ask a Cross-Document Question
Type your question referencing all files — for example, “Compare the Q1 results across these three reports.”
Claude processes all uploaded documents together and delivers a unified, accurate answer.
✅ Result: Claude returns a synthesized answer drawing from every file you uploaded — saving hours of manual review.
💡 Profi-Tipp: Label each file in your prompt (e.g., “File 1 is the contract, File 2 is the invoice”) so Claude references them clearly in its answer.
How to Use Claude AI Creative Writing
Kreatives Schreiben lets you independently write stories, blog posts, marketing copy, scripts, and more with Claude’s help.
Claude uses its generative AI capabilities to produce high-quality content that matches your tone and style.
Here’s how to use it step by step.
Watch this feature in action:
Now let’s break down each step.
Step 1: Describe Your Writing Task Clearly
Start a new conversation and tell Claude exactly what you need.
Include the format, tone, length, and audience — for example, “Write a 500-word blog intro about AI safety for a general audience.”
Step 2: Review the Draft and Request Revisions
Claude returns a full draft based on your prompt.
Read through it and ask for specific changes — “Make it shorter,” “Add more examples,” or “Use a more formal tone.”
✓ Checkpoint: Claude returns a revised version that reflects your exact feedback.
Step 3: Export or Refine Your Final Copy
Once satisfied, copy the text or save it to a Project for later use.
You can ask Claude for helpful advice on improving word choice, structure, or SEO at any point.
✅ Result: You have a polished, publication-ready piece of writing produced in minutes.
💡 Profi-Tipp: Paste in an example of writing you admire and ask Claude to match that style — it delivers high accuracy to your chosen Stimme.
How to Use Claude AI Coding and Debugging
Coding and Debugging lets you write, execute code logic, handle code translations, and troubleshoot errors across dozens of programming languages.
Claude’s troubleshooting capabilities and code writing skills make it a go-to tool for developers and data science professionals alike.
Here’s how to use it step by step.
Watch this feature in action:
Now let’s break down each step.
Step 1: Describe Your Coding Task or Paste Your Error
In the chat screen, describe what you need — “Write a Python function to parse a CSV” or paste your broken code directly.
Include the programming language, expected output, and any error messages you’re seeing.
Step 2: Review Claude’s Code Output
Claude returns clean, commented code with an explanation of what each part does.
For debugging tasks, it identifies the root cause and provides a corrected version.
Here’s what this looks like:
✓ Checkpoint: You see working code with an explanation and, where relevant, actionable predictions about edge cases.
Step 3: Iterate and Refine Your Code
Ask follow-up questions — “Can you add error handling?” or “Translate this to JavaScript.”
Claude handles code translations between languages with high accuracy and explains the differences.
✅ Result: You have production-ready code — written, debugged, or translated — without leaving the chat.
💡 Profi-Tipp: Ask Claude to “explain this code line by line” before running it — this builds your own AI skills and catches bugs before execution.
How to Use Claude AI Artifacts
Artifacts lets you view, interact with, and export live-rendered code, documents, and high quality statistical visualizations directly in the Claude interface.
The Artifacts UI shows an interactive preview alongside the chat — perfect for data science work and rapid prototyping.
Here’s how to use it step by step.
Watch this feature in action:
Now let’s break down each step.
Step 1: Ask Claude to Create a Renderable Output
Ask Claude to write HTML, React components, SVGs, or charts — for example, “Create a bar chart showing monthly sales data.”
Claude detects that a visual output is needed and automatically opens the Artifacts panel.
Step 2: Interact with the Live Preview
The Artifacts UI displays the rendered result side by side with the chat.
Click through the preview, resize elements, and check functionality without leaving Claude.
Here’s what this looks like:
✓ Checkpoint: Your chart, document, or component renders correctly in the preview panel on the right.
Step 3: Iterate and Export
Ask Claude to modify colors, data, or layout — the preview updates in real time.
Copy the code or download the artifact for use in your own projects.
✅ Result: You have a working, interactive component or high quality statistical visualization ready to use.
💡 Profi-Tipp: Use Artifacts to build imperfect images into polished diagrams — paste a rough sketch description and let Claude render a clean SVG version.
How to Use Claude AI Projects
Projekte lets you group related conversations, share persistent context, and integrate Claude into ongoing workflows — all from one organized workspace.
This is the foundation for orchestrating multi step workflows and keeping Claude focused on a specific task over time.
Here’s how to use it step by step.
Now let’s break down each step.
Step 1: Create a New Project
From the Claude sidebar, click “Projects” and then “New Project.”
Give it a name — for example, “Marketing Campaign Q3” or “Customer Support Responses.”
Step 2: Add Instructions and Upload Context Files
Write custom instructions in the Project’s system prompt — this tells Claude your preferred tone, role, and constraints for every conversation in this Project.
Upload relevant files — brand guidelines, knowledge bases, or datasets — so Claude has the right context without you repeating it each time.
✓ Checkpoint: Your Project shows the custom instructions and uploaded files in the settings panel.
Step 3: Start Conversations Within the Project
Click “New Chat” inside your Project to start a conversation that automatically inherits your instructions and files.
Every new conversation in the Project uses the same shared context — no repeating yourself.
✅ Result: You have an organized workspace where Claude stays focused and consistent across every conversation in the Project.
💡 Profi-Tipp: Create a dedicated Project for context-sensitive customer support — upload your FAQ and product docs so Claude gives accurate, on-brand answers every time.
How to Use Claude AI Web Search Integration
Web Search Integration lets you ask Claude questions that require current, real-world information — and get answers grounded in live data rather than its training cutoff.
This is essential for research, decision making, and any task where you need more insights from recent events.
Here’s how to use it step by step.
Now let’s break down each step.
Step 1: Enable Web Search in Your Chat
In a new conversation, click the search or tools icon in the message input area.
Toggle on “Search the web” to activate real-time search for this session.
Step 2: Ask a Question Requiring Current Data
Type a query that needs up-to-date information — for example, “What are the latest AI models released this month?”
Claude searches the web and returns a cited, accurate answer drawing from relevant tools and live sources.
✓ Checkpoint: Claude’s response includes source citations and reflects current information beyond its training data.
Step 3: Follow Up for Deeper Research
Ask follow-up questions to go deeper — “Summarize the top 3 findings” or “Compare these two sources.”
Claude uses sophisticated reasoning to synthesize multiple search results into actionable predictions and clear recommendations.
✅ Result: You have a well-researched, cited answer to complex questions — with no manual browsing required.
💡 Profi-Tipp: Combine web search with Projects to give Claude ongoing access to live data alongside your uploaded files — ideal for data science and market research tasks.
Claude AI Pro Tips and Shortcuts
After testing Claude AI extensively, here are my best tips.
Tastenkombinationen
| Action | Shortcut |
|---|---|
| New conversation | Ctrl/Cmd + Shift + N |
| Submit message | Enter |
| New line in message | Shift + Enter |
| Copy last response | Ctrl/Cmd + C (click response first) |
Hidden Features Most People Miss
- Extended Thinking Mode: On paid plans, toggle on Extended Thinking to let Claude reason out loud for complex tasks — the answer quality jumps noticeably for graduate level reasoning challenges.
- Google Workspace-Integration: Connect Claude to your Google Drive, Gmail, and Docs to integrate Claude directly into your existing workflows — no copy-pasting needed.
- Early Access Features: Anthropic regularly rolls out early access features to Pro and Max users — check the settings menu to enable experimental AI capabilities before they go public.
Claude AI Common Mistakes to Avoid
Mistake #1: Writing Vague Prompts
❌ Wrong: Typing “write something about AI” and expecting Claude to deliver exactly what you need.
✅ Right: Specify format, length, audience, tone, and purpose — for example, “Write a 300-word LinkedIn post about AI safety for a non-technical audience, using a conversational tone.
Mistake #2: Treating Each Chat as Isolated
❌ Wrong: Starting a new conversation every time and re-explaining your context, goals, and preferences from scratch.
✅ Right: Use Projects to store your instructions and files so Claude has persistent context for every new chat — this saves time and produces more consistent outputs when you use Claude regularly.
Mistake #3: Not Asking Claude to Verify Its Own Work
❌ Wrong: Accepting the first answer Claude gives without asking it to check its reasoning or confirm accuracy.
✅ Right: Use Verification Loops — ask Claude to “review your answer and flag anything you’re uncertain about” before you act on its output, especially for code, data, or factual claims.
Claude AI Troubleshooting
Problem: Claude’s responses are cut off mid-answer
Cause: You’ve hit the output token limit for your current plan or the conversation is too long.
Fix: Type “continue” or “keep going” and Claude will resume from where it left off. For long tasks, break your request into smaller steps across multiple turns.
Problem: File upload fails or Claude can’t read the document
Cause: The file is too large, in an unsupported format, or contains scanned (image-only) content with no text layer.
Fix: Convert scanned PDFs to text-searchable PDFs using OCR software, reduce file size, or paste the text content directly into the chat. Supported formats include PDF, DOCX, TXT, and CSV.
Problem: Claude gives outdated information
Cause: Claude’s training data has a knowledge cutoff and it may not know about very recent events.
Fix: Enable Web Search Integration for current data, or paste a relevant article or document into the chat so Claude can answer questions based on what you’ve provided rather than its training alone.
📌 Notiz: If none of these fix your issue, contact Claude support via the Help menu in your dashboard.
What is Claude AI?
Claude AI is a powerful AI chatbot and large language model developed by Anthropic, one of the leading AI companies focused on AI safety.
Think of it like having a senior researcher, Schriftsteller, and developer available to answer questions, write, reason, and execute code — all from one chat interface.
Watch this quick overview:
Claude is built on Constitutional AI — a method developed by Anthropic to align AI models with human values through rule-based self-evaluation — making it one of the safest and most honest AI models available.
It includes these key features:
- Extensive Context Window: Process up to 200K tokens — around 150,000 words — in a single conversation for deep document analysis and navigating unstructured data.
- Ability to Process Multiple Files: Upload several documents at once and ask Claude questions that draw from all of them simultaneously.
- Kreatives Schreiben: Draft, edit, and refine long-form content, copy, scripts, and more with Claude’s generative AI capabilities.
- Coding and Debugging: Write and fix code across multiple languages with advanced troubleshooting capabilities and code translations support.
- Artifacts: View and interact with live-rendered outputs — including high quality statistical visualizations and interactive components — in a side-by-side Artifacts UI.
- Projekte: Organize related conversations with shared context for orchestrating multi-step workflows at scale.
- Web Search Integration: Access real-time data and deriving insights from live sources for research, decision making, and more.
The Claude model family includes Claude Haiku, Claude Sonnet, and Claude Opus — each balancing speed and intelligence for different use cases, from fast everyday tasks to the most powerful model tier for complex tasks.
For a full review, see our Claude AI review.
Claude AI Preisgestaltung
Here’s what Claude AI costs in 2026:
| Planen | Preis | Am besten geeignet für |
|---|---|---|
| Frei | $0 | Individuals exploring Claude for everyday tasks |
| Pro | 17 US-Dollar pro Person und Monat | Power users who need priority access and more conversations |
| Max | 100 US-Dollar pro Person und Monat | Enterprise customers and teams with heavy usage needs |
Kostenlose Testversion: Yes — the Free plan gives permanent access to Claude at no cost.
Geld-zurück-Garantie: Contact Anthropic support within the billing period for refund options.
💰 Best Value: Pro at $17/person/month — it delivers priority access to the most capable model in the Claude model family at a fraction of the Max plan cost, making it ideal for most power users and professionals.
Claude AI vs Alternatives
How does Claude AI compare? Here’s the competitive landscape:
| Werkzeug | Am besten geeignet für | Preis | Rating |
|---|---|---|---|
| Claude AI | Long documents, coding, AI safety | $0–$100/mo | ⭐ 4.8 |
| ChatGPT | General-purpose AI chatbot | $0–$20/mo | ⭐ 4.7 |
| Zwillinge | Google Workspace integration | $0–$19.99/mo | ⭐ 4.5 |
| Verwirrung | Real-time web search answers | $0–$20/mo | ⭐ 4.6 |
| Grok | X/Twitter integration and real-time data | $0–$16/mo | ⭐ 4.4 |
| Kopilot | Microsoft 365 and Office users | $0–$30/mo | ⭐ 4.4 |
| Deepseek | Budget-friendly advanced reasoning | Frei | ⭐ 4.5 |
| Manus | Autonom AI agent tasks | Varies | ⭐ 4.3 |
Quick picks:
- Best overall: Claude AI — the most powerful model for long documents, coding, and nuanced reasoning with a strong AI safety foundation.
- Best budget: Deepseek — free access to a capable model with strong reasoning performance.
- Best for beginners: ChatGPT — the most widely recognized AI chatbot with an easy onboarding experience.
- Best for real-time research: Perplexity — built specifically for web-grounded answers with cited sources.
🎯 Claude AI Alternatives
Looking for Claude AI alternatives? Here are the top options:
- 🚀 ChatGPT: The most widely used AI chatbot globally — great for general-purpose tasks, voice chat, and image creation with a massive plugin library.
- 🧠 Zwillinge: Google’s AI model built into Google Workspace — ideal if you already use Gmail, Docs, and Drive and want to integrate Claude-style capabilities there.
- 🔍 Perplexity: A search-first AI chatbot that pulls real-time answers from the web with citations — excellent for research and fact-checking tasks.
- ⚡ Grok: xAI’s chatbot with deep X/Twitter integration and real-time data access — a strong pick for soziale Medien intelligence and current events.
- 💼 Kopilot: Microsoft's KI-Assistent embedded in Windows and Office 365 — the best option for enterprise customers already on the Microsoft stack.
- 💰 Deepseek: A free, open-weight AI model with surprisingly strong reasoning — a budget-friendly alternative for developers and data science professionals.
- 🤖 Manus: An autonomous AI agent designed to complete multi-step tasks independently — great for users who want an AI that acts, not just chats.
- 🌟 Pokee: An AI assistant with a focus on personalized interactions and productivity — worth exploring for everyday task management.
- 🔎 Andi-Suche: A conversational KI-Suchmaschine that gives direct answers instead of a list of links — ideal for quick, no-scroll research.
- 📊 You.com: An AI-powered search and chat platform with built-in code, writing, and research modes — a solid all-in-one alternative to Claude.
For the full list, see our Claude AI alternatives guide.
⚔️ Claude AI Compared
Here’s how Claude AI stacks up against each competitor:
- Claude AI vs ChatGPT: Claude wins on long document analysis and AI safety; ChatGPT wins on plugin library and voice features. For writing and coding, Claude AI is often the stronger choice.
- Claude AI vs Gemini: Claude handles more complex tasks and longer contexts; Gemini wins for users deeply embedded in Google Workspace who want to integrate AI into existing tools.
- Claude AI vs Perplexity: Perplexity is better for real-time web answers; Claude is better for reasoning, writing, and code writing where depth matters more than recency.
- Claude AI vs Grok: Grok excels at real-time social data; Claude is the stronger AI model for sophisticated reasoning, long documents, and professional use cases.
- Claude AI vs Copilot: Copilot is better inside Microsoft 365; Claude is more powerful for standalone tasks, creative writing, and complex tasks outside the Office suite.
- Claude AI vs Deepseek: Deepseek is a strong free option; Claude Pro offers a more powerful model with better context handling and priority access for demanding users.
- Claude AI vs Manus: Manus focuses on autonomous task execution; Claude is better for interactive, back-and-forth collaboration and handling intricate inquiries that require nuanced reasoning.
- Claude AI vs Pokee: Pokee targets casual personal use; Claude offers far greater depth, AI skills, and Fähigkeit for professional and technical work.
- Claude AI vs Andi Search: Andi Search is great for quick lookups; Claude is the better choice when you need thorough analysis, multi-step workflows, or deriving insights from complex sources.
- Claude AI vs You.com: You.com offers a capable all-in-one search and chat experience; Claude provides deeper reasoning, longer context, and more reliable outputs for demanding tasks.
Start Using Claude AI Now
You learned how to use every major Claude AI feature:
- ✅ Extensive Context Window
- ✅ Ability to Process Multiple Files
- ✅ Creative Writing
- ✅ Coding and Debugging
- ✅ Artifacts
- ✅ Projects
- ✅ Web Search Integration
Next step: Pick one feature and try it now.
Most people start with the Extensive Context Window — paste a long document and ask Claude to summarize it.
It takes less than 5 minutes.
Häufig gestellte Fragen
How do I access Claude Anthropic AI?
You can access Claude AI by visiting claude.ai and creating a free account. Sign up with your email or Google account, confirm your email, and you’ll land directly on the chat screen. Claude is also accessible via the Anthropic API for developers, through Amazon Bedrock for enterprise customers, and via the desktop and mobile apps. No credit card is required for the free tier.
Is Claude free to use?
Yes — Claude AI has a free plan at $0 that gives you access to a capable model for everyday tasks. The free tier has usage limits compared to paid plans. Claude Pro is available at $17/person/month for priority access and higher usage, while the Max plan at $100/person/month is designed for enterprise customers with heavy workloads. Anthropic also offers early access to new features on paid tiers.
Ist Claude AI besser als ChatGPT?
Claude and ChatGPT excel in different areas. Claude is widely considered the stronger AI model for long document analysis, sophisticated reasoning, and writing — thanks to its 200K token context window and Constitutional AI training. ChatGPT has a larger plugin library, voice chat, and image creation. For coding, both are strong; for nuanced reasoning and AI safety, Claude is the preferred choice among many professionals and leading AI companies.
What is Claude AI used for?
Claude is used for a wide range of tasks including writing and editing, code writing and debugging, data science analysis, summarization of long documents, decision making support, context sensitive customer support, multi-step workflows, and interpreting charts and unstructured data. Businesses also use Claude via the API and Amazon Bedrock to build AI-powered products and automate complex tasks at scale.
Is claude.ai safe to use?
Yes — Claude is built by Anthropic, an AI research company and one of the leading AI companies focused specifically on AI safety. Claude is trained using Constitutional AI, a method that embeds ethical guidelines directly into the model’s decision-making. It’s designed to avoid harmful outputs, give honest answers, and flag uncertainty rather than confabulate. Your conversations are not used to train future models unless you opt in.
How to use Claude AI API?
To use the Claude AI API, sign up at console.anthropic.com, generate an API key, and make POST requests to the /v1/messages endpoint. You can specify which model to use — from Claude Haiku for speed to Claude Opus for the most powerful model performance. The API supports multi-step workflows, tool use, and document uploads. Anthropic also offers SDK libraries for Python and TypeScript to make integration faster. Amazon Bedrock is another way to access Claude for enterprise deployments.
What is Claude 3 Sonnet?
Claude 3.5 Sonnet is Anthropic’s second AI model in the current Claude model family — balancing speed, intelligence, and cost. It outperforms Claude 3 Opus on many benchmarks while being significantly more affordable, making it the go-to capable model for most business and developer use cases. Claude 3.5 Sonnet is available on Google Cloud’s Vertex AI, Amazon Bedrock, and directly via the Anthropic API.
How much does claude.ai cost?
Claude AI is free to use at $0/month with the standard plan. Claude Pro costs $17/person/month and gives you priority access, higher usage limits, and access to the most powerful model in the Claude model family. The Max plan is $100/person/month for enterprise customers who need the highest capacity. All prices are billed monthly — there’s no annual lock-in required.
How is Claude different from ChatGPT?
Claude is built by Anthropic, an AI research company founded by former OpenAI researchers with a core focus on AI safety. ChatGPT is built by OpenAI. Key differences: Claude supports up to 200K tokens of context versus ChatGPT’s smaller standard window; Claude uses Constitutional AI for safety alignment; ChatGPT has voice chat, image generation via DALL·E, and a larger plugin library. For sophisticated reasoning, writing, and handling long documents, Claude is generally preferred by power users.
What is the use of Claude AI?
Claude is used for writing, editing, summarization, code writing, debugging, decision making, data science, answering questions, interpreting charts, and context-sensitive customer support. It’s also used to independently write reports, build multi-step workflows, and extract actionable predictions from unstructured data. Enterprise customers use Claude via the API and Amazon Bedrock to build custom AI-powered applications and automate complex business processes.
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