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Experience Kimi K2 online: a next-gen, 1-trillion-parameter AI delivering GPT-4-level performance. Enjoy 100 free chats to unlock agentic workflows, complex problem-solving and seamless coding assistance at a fraction of the cost.
What People Are Saying About Kimi K2
Watch these in-depth reviews and tutorials from the AI community showcasing Kimi K2's capabilities.
Kimi K2: BEST Opensource Model! BEATS SONNET 4! Powerful, Fast, & Cheap! (Fully Tested)
This video introduces Kimi K2 as a new one-trillion-parameter open-source agentic model from Moonshot. It emphasizes its state-of-the-art benchmark results, its design for agentic reasoning, its two versions (Base and Instruct), its affordable pricing, and demonstrates its capabilities with examples like generating a landing page, creating SVG art, analyzing data, and building a Minecraft clone.
Kimi K2 - The DeepSeek Moment for Agentic Coding
This video introduces Kimi K2, a new state-of-the-art, one-trillion-parameter open-weight coding model. It highlights the model's significance as a highly capable agentic coding tool, detailing its technical specifications, impressive benchmark performance against models like DeepSeek and GPT-4.1, and its unique training on large-scale agentic data. The video also covers its accessibility, licensing, and provides practical examples of its coding capabilities, such as generating a professional SaaS landing page.
Kimi K2 AI Just Crushed Every Benchmark in the Industry: The Most Dangerous Open Source AI Yet
This video discusses three major AI advancements: Moonshot's Kimi K2 AI Agent, Google's Vertex AI Memory Bank, and Microsoft's Phi-3 Mini Flash Reasoning. It details Kimi K2's efficient architecture, its focus on action-oriented tasks, its large context window, cost-effectiveness, and its position as a powerful open-source alternative to proprietary models.
Kimi K2: RIP Sonnet & Opus! The BEST OPENSOURCE 1-TRILLION Parameter MODEL is HERE! (+Free APIs)
This video introduces Kimi K2 as a new, "insanely capable," and "super cheap" one-trillion-parameter open-source model. It highlights its availability, low cost, and superior performance compared to other models, especially in coding and tool-use. The video also explains the different versions available and how to configure the model with various tools.
实测 Kimi K2：最擅长 Agentic 任务开源模型？
This video introduces Kimi K2, an open-source language model that excels in code and agentic tasks. It covers performance benchmarks, model architecture, API integration, usage experience, knowledge base, creativity, visualization capabilities, and reasoning abilities, concluding with a recommendation to try the model on its official website.
国产最强开源模型发布 - Kimi K2驱动Claude Code无压力，完美支持MCP协议
This video presents Kimi K2 as a powerful, cost-effective, and versatile open-source model suitable for various AI applications. It highlights the model's versions, strong performance in benchmarks, cost-effectiveness, and its seamless integration with tools like Claude Code and support for the MCP protocol for tool invocation.
What is Kimi K2 AI
Kimi K2 is Moonshot AI's flagship open-source large language model combining 1-trillion-parameter Mixture-of-Experts backbone with 32B activated parameters per token. Experience the power of advanced AI capabilities today.
- Sparse MoE ArchitectureOnly two experts are active per token, making compute cost scale linearly with 32B not 1T parameters in K2 AI.
- 128K Context WindowSliding-window attention enables 128K token context length without quadratic computational blow-up with Kimi AI.
- Agentic WorkflowsExplicitly tuned for long-horizon reasoning, tool invocation, code execution and self-reflection using advanced API technology.
Why Choose Kimi K2
Get GPT-4-class performance with the transparency and control of open-source AI. Kimi K2 delivers exceptional results with advanced technology.
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Key Features of Kimi K2
Advanced capabilities designed for next-generation AI applications with Kimi K2 AI technology.
1T Parameter MoE
Mixture-of-Experts architecture with 64 experts and Top-2 gating for efficient large-scale inference in K2 AI.
Agentic Reasoning
Specialized training for tool invocation, code execution, and multi-step problem solving workflows with Kimi AI.
128K Context
Extended context window with sliding-window attention and dynamic NTK scaling for long documents in Kimi K2 AI.
Multi-Language Support
Trained on 50+ languages with BLEU > 30 on FLORES-200 for 35 major languages using K2 AI technology.
Code Generation
90.3% on HumanEval benchmark with real-time pair-programming and automatic test generation via Kimi K2 API.
Efficient Deployment
Runs on 2×A100-80G (INT8) or single RTX 4090 (4-bit) with optimized memory footprint for Kimi AI applications.
Kimi K2 AI Performance Metrics
Leading performance across key AI benchmarks with K2 AI technology.
MMLU Score
87.2%
5-shot accuracy with Kimi AI
GSM8K Score
92.4%
Math reasoning via K2 AI
HumanEval
90.3%
Code generation using Kimi K2 API
Real-World Applications of Kimi K2
Discover how developers and researchers are using Kimi K2 AI for breakthrough AI applications.
Legal AI Assistant
Law Firm Automation
Kimi K2 helps our legal team draft briefs and analyze case law with unprecedented accuracy. The long context window handles entire legal documents seamlessly with K2 AI precision.
Financial Modeling Bot
Investment Research
The agentic capabilities allow our bot to perform complex financial analysis, from data extraction to model building, all in one seamless workflow using Kimi AI.
Code Copilot
Software Development
Real-time pair programming with automatic test generation has revolutionized our development process. The code quality is exceptional with Kimi K2 API integration.
Data Analysis Platform
Business Intelligence
From CSV to insights in minutes. Kimi K2 handles SQL exploration, chart generation, and narrative summarization autonomously with advanced K2 AI algorithms.
Bioinformatics Research
Scientific Computing
The model's ability to process and analyze complex biological data has accelerated our research timeline by months using advanced Kimi AI algorithms.
Multilingual Content
Global Communications
Supporting 50+ languages with high BLEU scores, Kimi K2 AI enables truly global AI applications with consistent quality through K2 AI technology.
Choose Your Plan
Start with free credits and upgrade to unlock the full power of Kimi K2 AI platform.
Free
Perfect for getting started with Kimi K2 AI.
Includes
- 100 free conversations
- Access to Kimi K2 AI model
- Basic conversation features with Kimi AI
- Conversation history (7 days)
- Standard response speed
- Community support
No credit card required
Pro
PopularFor power users and professionals using K2 AI.
Everything in Free, plus
- Unlimited conversations
- Priority response speed
- Extended conversation history (30 days)
- Advanced AI capabilities with Kimi K2 API
- File upload support
- API access to Kimi AI
- Priority email support
- Usage analytics
Most popular choice
Custom
For teams and large-scale applications with Kimi K2 AI.
Everything in Pro, plus
- Custom conversation limits
- Fastest response speed
- Unlimited conversation history
- Custom AI model fine-tuning with K2 AI
- Dedicated support manager
- SLA guarantee (99.9% uptime)
- Custom integrations via Kimi K2 API
- Volume discounts available
Perfect for teams
Frequently Asked Questions About Kimi K2 AI
Have another question? Check our GitHub repository or community forums for Kimi AI support.
What makes Kimi K2 AI different from other open-source LLMs?
Kimi K2 combines a 1-trillion-parameter Mixture-of-Experts architecture with only 32B activated parameters per token, delivering GPT-4-class quality at a fraction of the computational cost. It's specifically optimized for agentic workflows and long-horizon reasoning with K2 AI technology.
What are the hardware requirements for running Kimi K2 AI?
For FP16: 4×A100-80G (44 tokens/s), INT8: 2×A100-80G (36 tokens/s), or 4-bit quantization: single RTX 4090 (12 tokens/s). The model supports various quantization options to fit different hardware constraints for Kimi AI applications.
How does the Mixture-of-Experts architecture work in K2 AI?
Kimi K2 uses 64 experts with Top-2 gating, meaning only two experts are active per token. This sparse activation pattern allows the model to scale to 1 trillion parameters while maintaining efficient inference comparable to a 32B dense model using Kimi AI optimization.
What programming frameworks and tools are supported by Kimi K2 API?
Kimi K2 is compatible with vLLM, TGI, and SGLang for serving. It integrates seamlessly with agent frameworks like CrewAI and AutoGen, and provides OpenAI-compatible REST APIs for easy integration with K2 AI systems.
How does Kimi K2 AI handle long context and agentic workflows?
The model features a 128K token context window with sliding-window attention and is specifically trained on agentic rollouts including task decomposition, code execution, and self-reflection capabilities through Kimi AI technology.
What is the licensing and commercial usage policy for Kimi AI?
Kimi K2 is released under Apache-2.0 license, making it completely open-source with full access to weights and code. You can use it for commercial applications, modify it, and self-host without restrictions using K2 AI technology.