MoonshotAI: Kimi K3
Analysis Summary
MoonshotAI Kimi K3 has strong measured coding capability and agentic performance, alongside a substantial reasoning result. It supports tool use and function calling, accepts text, images, and video, and provides a 1,048,576-token context window. This makes it a versatile candidate for software engineering, long-context analysis, and workflows that combine visual input with multi-step tool use.
For client teams, it is suited to coding agents, document-heavy projects, and complex tasks where quality and context capacity matter. The listed price is $3 per million input tokens and $15 per million output tokens, so it is less suited to unselective bulk traffic than lower-cost options. Use it for work where its reasoning, coding, and agentic strengths are valuable, and reserve cheaper models for routine requests.
Assessed September 23, 2026
Editorial notes
Kimi K3 pairs very strong coding and agentic measurements with a million-token context, vision, video input, and function calling; premium output pricing favors higher-value work.
The DFO score ranks models on the Artificial Analysis Intelligence Index and is refreshed as new models launch. The write-up and verdict are our own. Feedback?
DFO Verdict
Kimi K3 pairs very strong coding and agentic measurements with a million-token context, vision, video input, and function calling; premium output pricing favors higher-value work.
Benchmarks
Artificial Analysis data refreshed Oct 8, 2026. Arena ratings from the Oct 2, 2026 text leaderboard, with style control.
How MoonshotAI: Kimi K3 compares
MoonshotAI: Kimi K3 ranks #17 of 435 AI models we track for overall intelligence, #10 of 198 for coding, #13 of 181 for agentic tasks. Its 1M-token context window is larger than 95% of the models we list. At $0.99 per million input tokens it is cheaper than 25% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $0.99 | $0.000990 |
| Output | $14.00 | $0.014000 |
What would MoonshotAI: Kimi K3 cost your business?
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A website chatbot handling around 100 customer conversations a day, a few short messages each.
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These numbers get smaller with the right architecture.
We route routine calls to cheap models and save MoonshotAI: Kimi K3 for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout MoonshotAI: Kimi K3
Kimi K3 is a 2.8T parameter open-weight multimodal reasoning model from Moonshot AI. It is suited for complex coding, knowledge work, and long-horizon agentic workflows, and is particularly strong at..
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Frequently asked questions about MoonshotAI: Kimi K3
How much does MoonshotAI: Kimi K3 cost?
MoonshotAI: Kimi K3 costs $0.99 per million input tokens and $14.00 per million output tokens.
What is the context window of MoonshotAI: Kimi K3?
MoonshotAI: Kimi K3 has a context window of 1,048,576 tokens (1M).
Is MoonshotAI: Kimi K3 good for coding?
On our coding benchmark index, MoonshotAI: Kimi K3 ranks #10 of 198 models, placing it in the top quartile of the field for code generation and debugging.
What can MoonshotAI: Kimi K3 do?
MoonshotAI: Kimi K3 supports image/vision input, tool use, and function calling.
Who created MoonshotAI: Kimi K3?
MoonshotAI: Kimi K3 is developed by MoonshotAI and was released on July 16, 2026.