Kimi
by Moonshot AI · kimi.moonshot.cn ↗
Conversational AI assistant from Moonshot AI, known for very long context windows, document and web analysis, and the Kimi K2 open-weight model line.
chatbot llm long-context
- Category
- AI Assistants
- Business model
- Freemium
- Availability
- Global
- Launched
- 2023-10
- Record updated
- 2026-09-04
- Founded
- 2023
- Headquarters
- CN
- Canonical URL
- https://globalaiproductindex.com/products/kimi/
Overview
Kimi is a conversational AI assistant from Beijing-based Moonshot AI, founded in 2023. It is known for very long context windows and for analyzing uploaded documents and web pages. Moonshot has also released open-weight Kimi models, including the Kimi K2 line, for developers. The assistant is free to use, with API access priced by usage.
Key features
- Very long context windows for large documents
- Web search and page analysis inside chat
- File upload with document question answering
- Open-weight Kimi K2 model releases for developers
Use cases
- Reading and summarizing long reports, papers, and books
- Research that combines uploaded files with web search
- Chinese- and English-language writing assistance
Pricing
The Kimi assistant is free to use; developer API access is usage-priced.
Frequently asked questions
What is Kimi known for?
Kimi is known for very long context windows and for analyzing long documents and web pages in chat.
Who develops Kimi?
Kimi is developed by Moonshot AI, a Beijing-based AI company founded in 2023.
What is Kimi K2?
Kimi K2 is Moonshot AI's open-weight model line for developers, released alongside the Kimi assistant.
Similar products
- Apple Intelligence — Apple's on-device personal intelligence system, built into iPhone, iPad, Mac, and other Apple products, with writing tools, image features, and a more capable Siri.
- Character.AI — Platform for chatting with user-created AI characters and personalities.
- ChatGLM — Zhipu AI's conversational assistant (Qingyan) built on the GLM family of models.
- ChatGPT — Conversational AI assistant from OpenAI, currently powered by the GPT-6 Astra model family, with chat, coding, agents, and multimodal features.
- ChatGPT Atlas — Web browser from OpenAI with ChatGPT built in for summarizing pages, answering questions, and completing tasks in an agent mode.
- Claude — AI assistant from Anthropic designed for helpful, harmless, and honest dialogue, with the Claude Fable and Mythos 5.1 model family for long-document reasoning and coding.
Sources
This record was last reviewed on 2026-09-04.
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