Kimi

Moonshot AI, CN

⭐⭐⭐⭐⭐ 4.5/5

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📊 Quick Facts

Pricing Modelfreemium

Categorychat

Users30M+

Founded2023

HQBeijing, China

EmployeesMid-hundreds (estimated)

Monthly Visits50M+

LanguagesChinese,English

PlatformWeb, iOS, Android, Chrome Extension, API

DeploymentCloud + Open Source (K2.5)

Last Verified2026-08-06

📝 About Kimi

Moonshot AI's Kimi K2.6 open-source multimodal model. Rivals GPT-5.4 level performance with vision and text capabilities. Raised $2B at $20B+ valuation.

💰 Pricing

Free: K2.6; API: input ¥6.5/M tokens, output ¥27/M tokens; Code Plan: ¥49-699/mo

✨ Key Features

Kimi K2.6: latest model with enhanced long-context reasoning200K+ token context window for document analysisFile upload: PDF, Word, PPT, Excel, images, TXTWeb search with source citationsStructured and formatted outputFree web and mobile app accessAPI via Huawei Cloud MaaS and other platformsChinese-optimized with strong English support

🏷️ Tags

chatllmresearchlong-contextchinese

⚖️ Pros & Cons

✓ Pros

Industry-leading AI technology with proven track record
Comprehensive feature set for diverse use cases
Strong integration ecosystem and developer community
Excellent performance and reliability at scale

✗ Cons

Premium features require paid subscription
Learning curve for advanced functionality
Limited offline capabilities in cloud-dependent workflows
May require technical expertise for optimal configuration

🎯 Use Cases

• research

• document-analysis

• education

• chinese-market

• long-form-reading

✔ Best For

Long Document AnalysisResearchSummarizationAcademic WritingChinese ContentDeep Reading

🧠 Models

Kimi K2.6
Kimi K2.5

🔗 Integrations

API (REST)WeChat Mini ProgramChrome Extension

📈 Benchmarks

Long-context: 200K tokens:

MMLU: 85.2%:

GSM8K: 90.1%:

C-Eval: 91.3%:

Document QA: Top-tier:

🔀 Alternatives

Claude ChatGPT

⚖️ Comparisons

Kimi vs ChatGPT

📅 History

Oct 2023 Kimi Launch - Initial Kimi release with long-context focus

Jan 2025 Kimi K1.5 - Enhanced reasoning and long-context capabilities

Jul 2025 Kimi K2 - Trillion-parameter MoE base model released

Jan 2026 Kimi K2.5 - Open-source with 100-agent swarm, native multimodal

Apr 2026 Kimi K2.6 - 300-agent swarm, tops SWE-Bench Pro, open-weight; 58% API price increase reflects capability jump

❓ FAQ

Is Kimi free?

Yes, Kimi chat is free. API has usage-based pricing.

What is Kimi's key feature?

Kimi pioneered ultra-long context (200K characters), enabling processing of entire books and research papers in one go.

Is Kimi open source?

Kimi K2.5 was released as open source in January 2025.

🇨🇳 China Insight

Kimi is extremely popular in China, particularly among researchers and students. It offers superior Chinese document processing compared to most Western alternatives.

🔒 Data & Compliance

Data PolicyData stored on Chinese servers per PIPL. Long-context processing with privacy protections.

ComplianceChina Cybersecurity Law,PIPL

Content ModerationChinese content regulations; AI safety filters

Data RetentionPer Chinese regulations; user data deletable on request

🌐 Social & Community

GitHub WeChat

💬 Reviews

ProductHunt: 4.6/5,Artificial Analysis: Strong long-context,Community: High user satisfaction