Head-to-head
Gemini 3.1 Pro vs Kimi K3
As of October 29, 2026, Gemini 3.1 Pro leads Kimi K3 on the Analyzer Index, 84.8 to 80.5.
Normalized scores are min-maxed per benchmark across all models we track (0–100). Open the interactive compare view to add benchmarks to the radar chart or pull in more models.
Gemini 3.1 Pro
GoogleKimi K3
Moonshot (Kimi)| At a glance | Gemini 3.1 Pro | Kimi K3 |
|---|---|---|
| Analyzer Index | 84.8 (10/13) | 80.5 (6/13) |
| Blended price | $2.25/M | $6.00/M |
| Cheapest host | maker's API | $2.47/M |
| Context | 2.0M | 1.0M |
| Output speed | 246 tok/s | 40 tok/s |
| Time to first token | 2.51 s | 3.80 s |
| Benchmark | Gemini 3.1 Pro | Kimi K3 |
|---|---|---|
Chatbot Arena Elo Arena | ||
SWE-bench Verified SWE-bench | — | |
MMMU-Pro MMMU-Pro | — | |
Output Speed Speed | ||
Time to First Token TTFT | ||
Rolling Contamination-Controlled Average Rolling Avg | ||
Rolling Data Analysis Data Analysis | ||
FrontierMath Tiers 1-3 FrontierMath | — | |
SimpleQA Verified SimpleQA | ||
OTIS Mock AIME 2024-2025 OTIS AIME | ||
Humanity's Last Exam HLE | — | |
ARC-AGI 2 ARC-AGI 2 | ||
Terminal-Bench 2 TermBench 2 | — | |
Frontier Composite Frontier | ||
API Success Rate API OK | — |
Methodology matches the main AI Model Analyzer About page.