Kimi K3

3.55
Official Site API / Console
Moonshot AI’s flagship model featuring long-context understanding, multimodal capabilities, advanced reasoning, and AI Agent task execution.
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CompanyMoonshotai
Context1M
Released2026-07
Updated2026-07-23

Kimi K3 Overview

Kimi K3 is Moonshot AI’s next-generation flagship open-source large language model, designed for complex reasoning, long-running tasks, software development, and knowledge-intensive workflows. Built with a Mixture-of-Experts (MoE) architecture, Kimi K3 delivers powerful intelligence with support for extended context processing, enabling users to analyze large codebases, lengthy documents, and complex business scenarios.
Kimi K3 supports native vision capabilities, advanced reasoning, tool calling, and AI Agent workflows. It is designed for applications including software engineering, data analysis, enterprise knowledge management, workflow automation, and advanced research.

Kimi K3 Pricing

PlanPriceDescription
Free Trial Free Provides basic access to Kimi K3 capabilities, including AI chat, coding assistance, knowledge analysis, and model testing. Suitable for individuals and developers exploring AI capabilities and building application prototypes.
Paid Plan Usage-based pricing Pricing is based on API input and output token usage. Suitable for teams requiring reliable API access, high-volume usage, and commercial AI deployment.
Enterprise Plan Custom Pricing Provides enterprise-grade AI solutions, including large-scale API integration, private deployment, system integration, security management, workflow optimization, and technical support.

Kimi K3 Key Features

Advanced AI Reasoning: Handles complex logic, multi-step problem solving, and deep research tasks.
Long Context Processing: Supports extended context windows for analyzing large documents, code repositories, and complex information.
AI Coding Assistance: Supports code generation, debugging, software engineering workflows, and development optimization.
Multimodal Understanding: Supports text and visual inputs for advanced AI applications.
AI Agent Capabilities: Enables tool calling, task planning, and automated workflow execution.
Open AI Ecosystem Support: Provides API access and supports developer integration for AI applications.

Summary

① AI application developers
② Software engineers
③ AI Agent developers
④ Enterprise R&D teams
⑤ Data analysts and knowledge workers
⑥ Professionals requiring high-performance AI models

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AWritten & Reviewed by Last verified 2026-07-23
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Moonshotai Model Comparison

Model Context Pricing API Released Global Heat
Kimi K3
1M — YES 2026-07
71/100
Kimi K2.7 Code
256K — YES 2026-06
63/100

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