Kimi User Agents & Crawler

Complete guide to Kimi (Moonshot AI) crawlers, user agents, and optimization for 200K context window

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Kimi is a Chinese AI assistant developed by Moonshot AI (月之暗面), known for its exceptional 200,000 token context window - one of the largest in the world. This massive context capacity makes Kimi ideal for processing long documents, books, and complex research materials.

About Kimi (Moonshot AI)

Company

Moonshot AI (月之暗面)

Founded

2023

Latest Model

Kimi k1.5

Context Window

200,000 tokens

Website

kimi.moonshot.cn

Key Feature

Massive context window

🚀 Funding & Valuation

Moonshot AI has raised over $1 billion in funding (2024), making it one of China's most valuable AI startups. The company is backed by leading Chinese venture capital firms and tech investors.

What is Kimi's Main User Agent String?

Kimi uses multiple user agent identifiers when crawling and accessing web content. Understanding these patterns helps you track and manage Kimi's access to your website.

Primary Kimi Crawler

Mozilla/5.0 (compatible; Kimibot/1.0; +https://kimi.moonshot.cn/kimibot)

This is the main user agent used by Kimibot for web crawling and content access.

Alternative Kimi User Agents

KimiCrawler
Moonshot-AI
MoonshotBot

Additional crawler patterns used by Moonshot AI for various content gathering operations.

Detection Patterns

To detect Kimi crawlers in your web analytics or server logs, use these regex patterns:

JavaScript Detection

// Detect Kimi user agents
const isKimi = /Kimibot|KimiCrawler|Moonshot-AI|MoonshotBot/i.test(navigator.userAgent);

if (isKimi) {
  console.log('Kimi crawler detected');
  // Track visit, customize content, etc.
}

Server-Side Detection (Node.js)

// Express.js middleware example
app.use((req, res, next) => {
  const userAgent = req.headers['user-agent'] || '';
  const isKimiBot = /Kimibot|KimiCrawler|Moonshot-AI|MoonshotBot/i.test(userAgent);
  
  if (isKimiBot) {
    console.log('Kimi bot detected:', userAgent);
    req.isKimiBot = true;
  }
  next();
});

What Makes Kimi Unique Among Chinese LLMs?

Kimi's standout feature is its exceptional context window, but it offers several other competitive advantages:

📚 200K Token Context

Process entire books, research papers, and lengthy documents in a single conversation. This is larger than most competing models:

  • • GPT-4 Turbo: 128K tokens
  • • Claude 3: 200K tokens (similar)
  • • Most Chinese LLMs: 8K-32K tokens

🎯 Document Processing

Exceptional at understanding and analyzing long-form content including PDFs, research papers, legal documents, books, and multi-file codebases. Maintains context across entire documents.

🇨🇳 Bilingual Excellence

Strong performance in both Chinese and English, making it ideal for international businesses operating in China and Chinese companies expanding globally.

💼 Enterprise Focus

Popular among enterprises and developers for research, document analysis, legal review, and complex problem-solving requiring extensive context.

How Kimi Accesses Web Content

Kimi accesses web content through multiple methods to enhance its knowledge base and provide comprehensive answers:

📖 Research & Analysis

When users upload documents or ask for research, Kimi may crawl related web sources to provide comprehensive context and verification of information.

🔍 Real-Time Information

Accesses current web content to supplement its training data with up-to-date information, news, and recent developments.

📚 Knowledge Enhancement

Regular crawling helps maintain an updated knowledge base for technical documentation, academic papers, and industry-specific information.

🎯 URL Analysis

When users provide specific URLs, Kimi accesses and analyzes the content to answer questions or provide detailed summaries.

How Do I Block Kimi from Crawling My Website?

You can control Kimi's access to your website using robots.txt directives. Here are various configurations:

Block All Kimi Access

To completely prevent Kimi from accessing your website:

# Block all Kimi/Moonshot AI crawlers
User-agent: Kimibot
User-agent: KimiCrawler
User-agent: Moonshot-AI
User-agent: MoonshotBot
Disallow: /

Block Specific Sections

Allow Kimi to access public content while protecting private areas:

# Block Kimi from specific directories
User-agent: Kimibot
User-agent: KimiCrawler
User-agent: Moonshot-AI
User-agent: MoonshotBot
Disallow: /admin/
Disallow: /private/
Disallow: /internal/
Disallow: /api/
Allow: /blog/
Allow: /docs/
Allow: /research/

Allow Only Research Content

If you want Kimi to only access research and educational content:

# Allow only research/educational content
User-agent: Kimibot
User-agent: KimiCrawler
Allow: /research/
Allow: /papers/
Allow: /documentation/
Allow: /whitepapers/
Disallow: /

Optimizing Content for Kimi

Kimi excels at processing long-form, structured content. Follow these best practices to optimize your content for Kimi:

📄 Long-Form Content

  • Create comprehensive, in-depth articles
  • Don't worry about length - Kimi can handle it
  • Include detailed explanations and examples
  • Provide complete context in single pages

🏗️ Clear Structure

  • Use proper heading hierarchy (H1-H6)
  • Include table of contents for long articles
  • Organize with logical sections and subsections
  • Use semantic HTML5 elements

📚 Research & Citations

  • Include citations and references
  • Link to related research and sources
  • Provide data and statistics
  • Use academic formatting when appropriate

🌐 Bilingual Content

  • Provide both Chinese and English versions
  • Use proper language tags (lang attribute)
  • Ensure translations are accurate
  • Consider cultural context for both audiences

Kimi API Integration

Moonshot AI provides an OpenAI-compatible API for developers to integrate Kimi into their applications:

API Configuration

// Kimi API endpoint
const API_ENDPOINT = 'https://api.moonshot.cn/v1';

// Available models
const MODELS = {
  base: 'moonshot-v1-8k',      // 8K context
  medium: 'moonshot-v1-32k',   // 32K context
  large: 'moonshot-v1-128k',   // 128K context
};

// Example API call (OpenAI-compatible)
const response = await fetch(`${API_ENDPOINT}/chat/completions`, {
  method: 'POST',
  headers: {
    'Authorization': `Bearer ${MOONSHOT_API_KEY}`,
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    model: 'moonshot-v1-128k',
    messages: [
      { role: 'user', content: 'Your prompt here' }
    ],
    temperature: 0.7,
    max_tokens: 4000
  })
});

💡 API Key Access

To get API access, visit platform.moonshot.cn and register for a developer account. The API follows OpenAI's format, making migration easy.

Market Position & Adoption

Kimi has achieved significant market penetration in China and is expanding globally:

50M+

Monthly Active Users

~15%

Chinese LLM Market Share

$1B+

Funding Raised

Use Cases

Kimi's massive context window makes it ideal for specific applications:

📖 Academic Research

Process and analyze multiple research papers, create literature reviews, and synthesize information from extensive academic sources.

⚖️ Legal Document Analysis

Review contracts, legal briefs, and regulatory documents while maintaining context across hundreds of pages.

💻 Codebase Understanding

Analyze large codebases, understand complex software architectures, and provide insights across multiple files.

📊 Business Intelligence

Process extensive reports, financial documents, and market research to extract insights and make data-driven decisions.

Tracking Kimi Visits with xSeek

xSeek provides comprehensive tracking and analytics for Kimi crawler visits:

📊 Real-Time Monitoring

Track Kimibot visits in real-time, including URLs accessed, frequency, and crawl patterns specific to Moonshot AI.

🎯 Content Analysis

Understand which long-form content Kimi accesses most frequently and how it processes your research materials.

📈 Citation Tracking

Monitor how often your content is cited in Kimi responses and track your visibility in research queries.

🔔 Custom Alerts

Receive notifications when Kimi accesses new pages or when crawling patterns change significantly.

FAQ

What is Kimi's main user agent string?

Kimi's primary user agent is 'Mozilla/5.0 (compatible; Kimibot/1.0; +https://kimi.moonshot.cn/kimibot)'. This identifier is used by Kimibot when crawling and accessing web content for Moonshot AI's Kimi Chat.

What makes Kimi unique among Chinese LLMs?

Kimi stands out with its exceptional 200,000 token context window, one of the largest in the world. This allows it to process entire books, long documents, and complex research papers in a single session, making it ideal for document analysis and research tasks.

How do I block Kimi from crawling my website?

Add 'User-agent: Kimibot' followed by 'Disallow: /' to your robots.txt file. You can also block 'KimiCrawler', 'Moonshot-AI', and 'MoonshotBot' for comprehensive blocking of all Moonshot AI crawlers.

Is Kimi available internationally?

While Kimi is primarily focused on the Chinese market, it supports English and other languages. International users can access Kimi through its website, though some features may be optimized for Chinese users.

How does Kimi's pricing compare to other LLMs?

Kimi offers competitive pricing for the Chinese market, with various tiers based on context window size (8K, 32K, 128K). The API pricing is generally lower than Western alternatives like GPT-4, making it cost-effective for high-volume applications.

Related Chinese LLM User Agents

Learn about other Chinese AI user agents:

Related User Agents

Learn about other AI user agents to better manage your website's interaction with AI systems:

Track Kimi & All Chinese LLM Bots

Monitor Kimi crawler visits, optimize your content for Chinese AI search engines, and track your performance across all major LLMs with xSeek.