# Gemini 3.1 Pro vs Kimi K2.6

> Side-by-side benchmark comparison for Gemini 3.1 Pro and Kimi K2.6 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-1-pro-vs-kimi-2-6
- Last updated: October 10, 2026

- Shared sourced benchmarks: 15
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Gemini 3.1 Pro leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Gemini 3.1 Pro has the higher overall point estimate 65.17 to 58.74. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in mathematics, where the averages are 54.7 for Gemini 3.1 Pro and 72.2 for Kimi K2.6.
- The biggest single benchmark swing is DeepSearchQA in Agentic, with scores of 69.7% and 92.5%.
- Kimi K2.6 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Gemini 3.1 Pro also has the larger context window at 1M.

## Model Snapshot

| Property | Gemini 3.1 Pro | Kimi K2.6 |
|----------|----------|----------|
| Creator | Google | Moonshot AI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 256K |
| Overall Score | 65.17 | 58.74 |
| Benchmarks Covered | 29 | 37 |
| Pricing (input/output) | $2.00 / $12.00 | $0.95 / $4.00 |

## Category Breakdown

### Agentic

- Winner: Kimi K2.6
- Gemini 3.1 Pro public-lane score: 38.3 (Supported · #66/123)
- Kimi K2.6 public-lane score: 43.7 (Supported · #57/123)

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 57.8% | 62.3% | Kimi K2.6 |
| DeepSearchQA | 69.7% | 92.5% | Kimi K2.6 |
| τ²-bench results | 95.6% | Coming soon | Coming soon |
| Gert Labs | 56.87% | 56.82% | Gemini 3.1 Pro |
| ResearchClawBench | 13.3% | 18.0% | Kimi K2.6 |
| Terminal-Bench 2.1 (Vals) | 70.8% | 53.6% | Gemini 3.1 Pro |
| Terminal-Bench 2.0 | Coming soon | 66.7% | Coming soon |
| BrowseComp | Coming soon | 83.2% | Coming soon |
| OSWorld-Verified | Coming soon | 73.1% | Coming soon |
| Toolathlon | Coming soon | 50% | Coming soon |
| MCP Atlas | Coming soon | 55.9% | Coming soon |
| WideResearch | Coming soon | 80.8% | Coming soon |
| OSWorld 2.0 | Coming soon | 4.6% | Coming soon |

### Coding

- Winner: Kimi K2.6
- Gemini 3.1 Pro public-lane score: 40.2 (Supported · #63/146)
- Kimi K2.6 public-lane score: 43.9 (Supported · #54/146)

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench Pro | 82.9% | Coming soon | Coming soon |
| React Native Evals | 78.9% | Coming soon | Coming soon |
| Vibe Code Bench | 32.03% | 37.89% | Kimi K2.6 |
| LiveCodeBench (Vals) | 88.5% | 86.8% | Gemini 3.1 Pro |
| SWE-bench (Vals) | 78.8% | 76.2% | Gemini 3.1 Pro |
| PostTrainBench v1.1 | 22.0% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 80.2% | Coming soon |
| LiveCodeBench v6 | Coming soon | 89.6% | Coming soon |
| SWE-bench Pro | Coming soon | 58.6% | Coming soon |
| SWE Multilingual | Coming soon | 76.7% | Coming soon |
| SciCode | Coming soon | 52.2% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 66.7% | Coming soon |
| cursorBench31 | Coming soon | 47.6% | Coming soon |

### Reasoning

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: 58.2 (Unranked · 2 rankable rows)
- Kimi K2.6 public-lane score: Coming soon

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 77.1% | Coming soon | Coming soon |
| ARC-AGI-3 | 0.4% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Gemini 3.1 Pro
- Gemini 3.1 Pro public-lane score: 80.1 (#17/54)
- Kimi K2.6 public-lane score: 73.8 (#27/54)

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 83.9% | 79.4% | Gemini 3.1 Pro |
| CharXiv | 80.2% | 80.4% | Kimi K2.6 |
| ERQA | 69.4% | Coming soon | Coming soon |
| SimpleVQA | 72.4% | Coming soon | Coming soon |
| ScreenSpot Pro | 84.4% | Coming soon | Coming soon |
| ZeroBench | 29.0% | Coming soon | Coming soon |
| MedXpertQA (MM) | 81.3% | Coming soon | Coming soon |
| MMMU-Pro w/ Python | Coming soon | 80.1% | Coming soon |
| MathVision | Coming soon | 87.4% | Coming soon |
| V* | Coming soon | 96.9% | Coming soon |

### Knowledge

- Winner: Gemini 3.1 Pro
- Gemini 3.1 Pro public-lane score: 67.2 (Supported · #23/177)
- Kimi K2.6 public-lane score: 59.8 (Supported · #45/177)

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 94.3% | 90.5% | Gemini 3.1 Pro |
| HLE w/o tools | 45.4% | Coming soon | Coming soon |
| HealthBench Hard | 20.6% | Coming soon | Coming soon |
| MedXpertQA (Text) | 71.5% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 95.5% | 89.1% | Gemini 3.1 Pro |
| MMLU-Pro (Vals) | 91.0% | 87.6% | Gemini 3.1 Pro |
| GPQA | Coming soon | 90.5% | Coming soon |
| HLE | Coming soon | 34.7% | Coming soon |

### Mathematics

- Winner: Not comparable
- Gemini 3.1 Pro public-lane score: 54.7 (Unranked · 2 rankable rows)
- Kimi K2.6 public-lane score: 72.2 (#1/7)

| Benchmark | Gemini 3.1 Pro | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 36.900% | 38.966% | Kimi K2.6 |
| FrontierMath v2 (Tier 4) | 16.700% | 14.580% | Gemini 3.1 Pro |
| AIME26 | Coming soon | 96.4% | Coming soon |
| HMMT Feb 2026 | Coming soon | 92.7% | Coming soon |
| MMAnswerBench | Coming soon | 86.0% | Coming soon |

## FAQ

### Which is better overall, Gemini 3.1 Pro or Kimi K2.6?

Gemini 3.1 Pro has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Gemini 3.1 Pro and Kimi K2.6?

The widest category gap is in mathematics, where the averages are 54.7 for Gemini 3.1 Pro and 72.2 for Kimi K2.6.

### How many benchmarks does Gemini 3.1 Pro cover on BenchLM?

Gemini 3.1 Pro currently has 29 sourced benchmark scores on BenchLM.

### How many benchmarks does Kimi K2.6 cover on BenchLM?

Kimi K2.6 currently has 37 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 3.1 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-3-1-pro)
- [Kimi K2.6 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-kimi-2-6)
- [Gemini 3.1 Pro vs GPT-6 Astra](/compare/gemini-3-1-pro-vs-gpt-6-astra)
- [Kimi K2.6 vs GPT-6 Astra](/compare/gpt-6-astra-vs-kimi-2-6)

## Explore More

- [Gemini 3.1 Pro profile](/models/gemini-3-1-pro)
- [Kimi K2.6 profile](/models/kimi-2-6)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)