Objective comparison based on public benchmarks updated weekly: Intelligence Index, Chatbot Arena ELO, pricing and speed.
Overall winner (2026)
Gemini 4 Argon (High)
3 of 4 criteria won
ELO Arena
1517
Intelligence Index
52.6
3 criteria won
View full profile →| Critério | Kimi K3.1 Pro | Gemini 4 Argon (High) |
|---|---|---|
| Chatbot Arena ELO | — | 1517 ✓ |
| Intelligence Index (AA) | 55.1 ✓ | 52.6 |
| Coding Index (AA) | — | — |
| Input price ($/1M tok) | $2.00 | $2.00 |
| Output price ($/1M tok) | $10.00 | $10.00 |
| Context window | — | 1.0M tokens ✓ |
| Speed (tokens/s) | 41 tok/s | 79 tok/s ✓ |
✓ = winner in this criterion • Source: Artificial Analysis, LMArena, official APIs • Updated weekly
Choosing between Kimi K3.1 Pro and Gemini 4 Argon (High) depends on your use case, budget and technical requirements. Below, a practical guide based on benchmark data and each model's specifications.
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Gemini 4 Argon (High) wins in 3 of 4 criteria analyzed. Check the full table to choose based on your use case.
Data is aggregated from Artificial Analysis (Intelligence Index, Coding Index) and Chatbot Arena/LMArena (ELO). Pricing and specs come from official APIs. Updated weekly.
The Intelligence Index is an aggregate score from Artificial Analysis that combines multiple academic benchmarks (MMLU, GPQA, LiveBench, etc.) into a single rating. The higher the score, the more capable the model is at reasoning tasks.
Kimi K3.1 Pro and Gemini 4 Argon (High) have the same input price: $2/1M tokens. The actual cost difference depends on output pricing and your application's input/output ratio.
Gemini 4 Argon (High) has a context window of 1.0M tokens. Context window data for Kimi K3.1 Pro is not publicly available.