MoonshotAI: Kimi K3.1 Pro
Analysis Summary
MoonshotAI: Kimi K3.1 Pro comes from MoonshotAI. It launched in October 2026, making it a current-generation release. We place it in the Frontier tier, where it sits at #4 of 718 models overall. For raw reasoning ability it ranks #3 of 443, putting it in among the very best models we track for overall intelligence.
Its 1M-token context window is larger than 95% of the models we list, suiting long documents, large codebases, and retrieval-heavy workloads. Crucially for business adoption, MoonshotAI: Kimi K3.1 Pro combines tool use, function calling, vision input, and step-by-step reasoning in a single model, letting teams consolidate several use cases instead of stitching together multiple services.
At $2.00 input and $10.00 output per 1M tokens, MoonshotAI: Kimi K3.1 Pro is mid-market priced. For organisations that want a no-compromise model for coding, analysis, and agentic automation, MoonshotAI: Kimi K3.1 Pro is among the strongest choices available today.
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
MoonshotAI: Kimi K3.1 Pro currently sits at #4 of 718 models on our board. We class it as a frontier-tier model.
Benchmarks
Artificial Analysis data refreshed Oct 23, 2026. Arena ratings from the Oct 20, 2026 text leaderboard, with style control.
Artificial Analysis has not published coding or agentic results for MoonshotAI: Kimi K3.1 Pro yet. Until it does, the model sits below tested models on the Coding and AI Agents lists.
This model was released recently. Benchmark figures are preliminary and are likely to be updated as independent testing is finalised.
How MoonshotAI: Kimi K3.1 Pro compares
MoonshotAI: Kimi K3.1 Pro ranks #3 of 443 AI models we track for overall intelligence. Its 1M-token context window is larger than 95% of the models we list. At $2.00 per million input tokens it is cheaper than 17% 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 | $2.00 | $0.002000 |
| Output | $10.00 | $0.010000 |
What would MoonshotAI: Kimi K3.1 Pro cost your business?
Pick the job that looks most like yours, then fine-tune with the sliders. Estimates update live.
A website chatbot handling around 100 customer conversations a day, a few short messages each.
Full calculator with 718 models → Price Calculator
These numbers get smaller with the right architecture.
We route routine calls to cheap models and save MoonshotAI: Kimi K3.1 Pro for the hard ones. Most clients cut their estimate by 60-80%.
Talk to our teamAbout MoonshotAI: Kimi K3.1 Pro
Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model and a post-trained successor to Kimi K3, with a 1M-token context window. It is built for long-horizon coding, 3D..
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Frequently asked questions about MoonshotAI: Kimi K3.1 Pro
How much does MoonshotAI: Kimi K3.1 Pro cost?
MoonshotAI: Kimi K3.1 Pro costs $2.00 per million input tokens and $10.00 per million output tokens.
What is the context window of MoonshotAI: Kimi K3.1 Pro?
MoonshotAI: Kimi K3.1 Pro has a context window of 1,048,576 tokens (1M).
What can MoonshotAI: Kimi K3.1 Pro do?
MoonshotAI: Kimi K3.1 Pro supports image/vision input, tool use, and function calling.
Who created MoonshotAI: Kimi K3.1 Pro?
MoonshotAI: Kimi K3.1 Pro is developed by MoonshotAI and was released on October 23, 2026.