Neura Intelligence Index
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Kimi K3.1 Pro
🇨🇳Moonshot AI2wOpen Weights
Context:1.0M tokens
Input:$2/1M
Output:$10/1M
Neura Index
88.4
Rank #21—
mediumCategory Profile
Benchmark Scores (6)
reasoning
| Benchmark | Score | Source |
|---|---|---|
| GPQA Diamond | 94.2 | verified |
| Humanity's Last Exam | 51.1 | verified |
multimodal
| Benchmark | Score | Source |
|---|---|---|
| CharXiv Reasoning | 89 | verified |
| MMMU-Pro | 84.1 | verified |
agent
Performance History
Similar Models
Frequently Asked Questions about Kimi K3.1 Pro
What is Kimi K3.1 Pro's Neura Intelligence Index score?▾
Kimi K3.1 Pro by Moonshot AI scores 88.4 out of 100 on the Neura Intelligence Index, ranking #21 among tracked AI models. This composite score is computed from 6 individual benchmarks across coding, math, reasoning, and language categories.
How much does Kimi K3.1 Pro cost to use?▾
Kimi K3.1 Pro costs $2/1M input tokens and $10/1M output tokens via API. At a typical 3:1 input-to-output ratio with 1M tokens/day usage, the estimated monthly cost is approximately $120.
Is Kimi K3.1 Pro open source?▾
Yes, Kimi K3.1 Pro has open weights available under the unknown license. You can download and self-host the model.
What is Kimi K3.1 Pro's context window?▾
Kimi K3.1 Pro supports a context window of 1.0 million tokens, allowing it to process very long documents, codebases, and conversations in a single request.
What benchmark does Kimi K3.1 Pro perform best on?▾
Kimi K3.1 Pro achieves its highest score on GPQA Diamond with a score of 94.2%. This benchmark evaluates 448 graduate-level science questions (biology, chemistry, physics) designed to be hard for non-experts.