Deepseek Complete Beginner's Guide (2026 Edition)
Deepseek is one of the most talked-about domestic AI models in 2026. It's completely free, requires no VPN, and has excellent Chinese language capabilities. This guide walks you through using Deepseek from scratch.
1. What is Deepseek?
Deepseek (ζ·±εΊ¦ζ±η΄’) is a general-purpose large language model developed by a Chinese AI company, with the following features:
- Completely Free: All features are currently free, with no message limits
- Strong Chinese Capability: Deeply optimized for Chinese context, understanding on par with top international models
- No VPN Needed: Direct access in China, ready to use upon opening
- Web Search Supported: Can retrieve real-time information
- File Upload Supported: Can analyze PDF, Word, Excel and other files
2. Registration & Login
Method 1: Web Version (Recommended)
- Open your browser and visit https://chat.deepseek.com
- Click the "Register" button, and register using your phone number or email
- Fill in basic information and complete phone verification
- Registration successful! Enter the chat interface directly
Method 2: Mobile App
Search for "Deepseek" in the app store, download the official app. The login method is the same as the web version.
3. Interface Overview
The Deepseek chat interface is very clean. Main areas include:
- Left Sidebar: Chat history list β create new chats, rename, delete
- Main Chat Area: Displays current conversation content
- Bottom Input Box: Type your question β supports multi-line input (Shift+Enter for new line)
- Function Buttons:
- π Attachment: Upload files (PDF, TXT, Word, Excel, etc.)
- π Web Search: When enabled, AI can search for real-time info
- π‘ Deep Think: Shows AI's reasoning process
4. Your First Conversation: Try These
After registration, try these prompts to experience Deepseek's capabilities:
// Example 1: Knowledge Q&A "Please explain what a large model is in simple terms. How is it different from traditional AI?" // Example 2: Writing Assistance "Help me write a job application email for a data analyst position, emphasizing my Python and SQL skills." // Example 3: Code Help "Please write a Python scraper to extract article titles and links from a website." // Example 4: File Analysis [Upload a PDF file] "Please summarize the core arguments of this document and list 3 key points."
5. Prompt Tips (Core)
To get better responses from Deepseek, prompts are very important. Here are some practical tips:
1. Role Setting Method
You are a Chinese language teacher with 10 years of experience. Please explain the rhetorical device "metaphor" in a fun and engaging way, suitable for an 8-year-old child to understand.
2. Structured Output
Please help me analyze investment opportunities in the new energy vehicle industry: 1. List the top 5 domestic new energy vehicle companies 2. Core advantage of each company (one sentence) 3. Present in a table 4. Finally, provide risk warnings
6. Advanced Features
Web Search
After enabling web search, Deepseek can:
- Get the latest news events
- Query real-time stock prices, weather, etc.
- Search for the latest technical documentation
File Analysis
Deepseek supports uploading various file formats for analysis:
- PDF: Summary, key info extraction, translation
- Word/Excel: Data analysis, content rewriting
- Images: Text recognition (OCR), image content description
7. Frequently Asked Questions
Q: Is Deepseek free?
A: Currently completely free, including web search and file upload. Whether it will charge in the future has not been announced.
Q: Which is better, Deepseek or ChatGPT?
A: Deepseek is stronger in Chinese scenarios; ChatGPT has a more mature ecosystem for English scenarios and internationally. Try both and choose based on your needs.
Q: Will my chat records be used for model training?
A: Deepseek promises not to use users' personal chat data for model training. However, it is still recommended not to enter sensitive personal information in chats.
π This article is continuously updated. If you find errors or need additions, please contact us.