Kimi K3
According to AI Tier List, Kimi K3 is rated Tier A for Chatbot & Conversation. How we rank →
Kimi K3 is a new large language model offering an efficient cache-based token pricing structure.
Kimi K3 is a high-performance AI model available via Kimi.com, Work, Code, and its API. It features input token caching for improved cost efficiency and is scheduled for an open-source release by late July 2026.
Best For
Tier Reason
Kimi K3 is a flagship model with 2.8T parameters and a 1M context window, demonstrating verified performance by topping the Arena.ai Code leaderboard and ranking high on Artificial Analysis. With strong reasoning capabilities and competitive API pricing, it has established itself as a top-tier model in the industry.
Strengths
1M token context window, industry-leading code reasoning performance, competitive API pricing, multimodal reasoning capabilities
Weaknesses
Unstable web search functionality, early-stage ecosystem integration
Recent ChangesJul 19, 2026
Officially released on July 16, 2026, supports 2.8T parameters and 1M context, launched commercial services via API platform
Get notified when Kimi K3 changes tier
We re-evaluate Kimi K3 as it ships. We email you when its tier moves — once a week, no spam.
Related Tools
All Kimi K3 alternatives
Rasa
An open-source framework for developers to build advanced conversational AI assistants and chatbots.
Cognigy.AI
An enterprise conversational AI platform for building intelligent virtual agents.
HuggingChat
An open-source conversational AI chatbot developed by Hugging Face.
Kore.ai
Enterprise conversational AI platform specializing in virtual assistant development.
Gorgias
AI-powered e-commerce customer service automation platform.
Poe
A conversational platform aggregating various AI models.