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DeepSeek - Chatbot

DeepSeek - Chatbot

๐Ÿ“‹ Service Information

Provider: DeepSeek
Service Type: Chatbot (Web Conversation Interface)
Access URL: https://chat.deepseek.com
Free Tier: Completely Free (50 messages per day)

๐ŸŽฏ Service Overview

DeepSeek Chatbot is a powerful free AI conversation platform providing advanced features such as web search, code execution, file upload, and the unique R1 model’s visible chain-of-thought feature.

Key Advantages:

  • ๐Ÿ†“ Completely Free - 50 messages per day, no credit card required
  • ๐Ÿง  Visible Chain-of-Thought - R1 model displays reasoning process
  • ๐ŸŒ Web Search - Get real-time information
  • ๐Ÿ’ป Code Execution - Run code online
  • ๐Ÿ“„ File Upload - Support PDF, Word, images, etc.
  • ๐Ÿ‡จ๐Ÿ‡ณ Chinese Optimized - Top-tier Chinese performance

๐Ÿš€ How to Use

Prerequisites

  • โœ… Registered DeepSeek account (phone number or email)
  • โŒ No credit card required

For detailed registration steps, see: DeepSeek Registration Guide

Usage Steps

Step 1: Access and Login

  1. Visit: https://chat.deepseek.com
  2. Login with your account

Step 2: Select Model

Choose model in the conversation interface:

Model Use Cases Features
DeepSeek V3 General conversation Top-tier bilingual Chinese-English
DeepSeek R1 Complex reasoning Shows thinking process
DeepSeek Coder V2 Code tasks Programming expert

Step 3: Start Conversation

  1. Enter your question in the input box
  2. Click send or press Enter
  3. Wait for response

๐ŸŽจ Feature Highlights

1. Basic Conversation

Supported Features:

  • Multi-turn conversation, automatically maintains context
  • Bilingual Chinese-English
  • Ultra-long text understanding

2. Web Search (Real-time Information)

Features:

  • Automatically searches web for latest information
  • Provides source citations
  • Ensures answer timeliness

Usage:

  • Directly ask questions needing real-time information
  • Examples: “Today’s news”, “Latest AI developments”

3. Code Execution

Features:

  • Run Python, JavaScript, and other code online
  • Display execution results
  • Support data visualization

Usage Example:

User: "Help me plot a sin function graph and run it"

DeepSeek will:
1. Generate Python code
2. Execute in sandbox
3. Display image result

4. File Upload and Analysis

Supported Formats:

  • ๐Ÿ“„ Documents: PDF, Word, Excel, TXT
  • ๐Ÿ–ผ๏ธ Images: JPG, PNG, GIF, WEBP
  • ๐Ÿ“Š Data: CSV, JSON

Usage:

  1. Click ๐Ÿ“Ž icon on the left of input box
  2. Upload file
  3. Ask questions about the file

Application Scenarios:

  • Analyze PDF papers
  • Understand image content
  • Process Excel data
  • Summarize Word documents

5. Chain-of-Thought Display (R1 Model)

Features:

  • Display model’s reasoning process
  • Understand problem-solving steps
  • Learn thinking methods

Example:

User: Calculate 23 ร— 47

R1 Thinking Process:
1. Decompose: 23 ร— 47 = 20ร—47 + 3ร—47
2. Calculate 20ร—47 = 940
3. Calculate 3ร—47 = 141
4. Add: 940 + 141 = 1081

Answer: 1081

6. Image Understanding (Multimodal)

Features:

  • Recognize image content
  • Analyze chart data
  • OCR text recognition
  • Image description generation

๐Ÿ”ข Usage Limits

Free Quotas

Limit Type Quota Notes
Daily Messages 50 messages Shared across all models
Single Conversation Length Unlimited Supports ultra-long conversations
File Size 10MB Single file limit
Advanced Features All supported Web search, code execution, file upload

Quota Reset

  • Resets daily at Beijing time 00:00
  • May queue during peak hours

๐Ÿ’ก Usage Tips

โœ… Best Practices

  1. Choose the Right Model

    General conversation โ†’ DeepSeek V3
Math reasoning โ†’ DeepSeek R1
Programming tasks โ†’ DeepSeek Coder V2

  2. Fully Utilize Advanced Features

    • Trigger web search when needing latest information
    • Let DeepSeek run code to verify results
    • Upload documents for AI analysis and summary
    • Use R1 to learn reasoning methods

  3. Optimize Prompts

    • Ask clear and specific questions
    • Provide necessary background information
    • Specify output format

  4. Manage Quotas

    • Reasonably use daily 50-message quota
    • Prioritize complex tasks
    • Avoid meaningless repeated questions

โš ๏ธ Precautions

  1. Quota Management

    • 50 messages per day limit
    • Resets at Beijing time 00:00
    • Must wait until next day when used up

  2. Content Review

    • Follow Chinese laws and regulations
    • Sensitive content will be rejected
    • Focus on legal and compliant use

  3. Data Privacy

    • Conversation history saved locally
    • DeepSeek promises not to use for training
    • Be cautious with sensitive information

  4. Network Requirements

    • Servers in China, fast speed
    • Mainland China access smooth
    • No VPN required

๐Ÿ”ง Common Issues

1. What to Do When Free Quota Runs Out?

Solutions:

  • Wait for next day quota reset
  • Or upgrade to Pro membership (paid)

2. How to Check Remaining Quota?

Method:

  • Check in top right of conversation interface
  • Shows remaining messages for today

3. R1 Chain-of-Thought Display Slow?

Reason:

  • R1 model needs more thinking time
  • This is normal

Suggestion:

  • Be patient
  • Complex problems worth waiting

4. File Upload Failed?

Check:

  • Whether file size exceeds 10MB
  • Whether file format is supported
  • Whether network connection is stable

๐Ÿ“š Related Resources

Documentation and Tutorials

๐ŸŒŸ Advanced Usage

Academic Research Assistant

Application:

  1. Upload PDF paper
  2. Ask DeepSeek to analyze core contributions
  3. Ask related questions
  4. Generate paper summary

Code Learning Assistant

Application:

  1. Paste code snippet
  2. Ask DeepSeek to explain logic
  3. Ask for optimization suggestions
  4. Let DeepSeek run code demonstration

Math Problem Solving Assistant

Application:

  1. Use R1 model
  2. Enter math problem
  3. View complete reasoning process
  4. Learn problem-solving approach

Service Provider: DeepSeek

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