# Gemini 3.5 Flash vs Kimi K2.6

> Side-by-side benchmark comparison for Gemini 3.5 Flash and Kimi K2.6 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-5-flash-vs-kimi-2-6
- Last updated: October 2, 2026

- Shared sourced benchmarks: 19
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Gemini 3.5 Flash leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Gemini 3.5 Flash has the higher overall point estimate 63.95 to 60.2. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in multimodal & grounded, where the averages are 87.8 for Gemini 3.5 Flash and 64.9 for Kimi K2.6.
- The biggest single benchmark swing is MCP Atlas in Agentic, with scores of 83.6% and 55.9%.
- Kimi K2.6 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Gemini 3.5 Flash also has the larger context window at 1M.

## Model Snapshot

| Property | Gemini 3.5 Flash | Kimi K2.6 |
|----------|----------|----------|
| Creator | Google | Moonshot AI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 256K |
| Overall Score | 63.95 | 60.2 |
| Benchmarks Covered | 27 | 37 |
| Pricing (input/output) | $1.50 / $9.00 | $0.95 / $4.00 |

## Category Breakdown

### Agentic

- Winner: Gemini 3.5 Flash
- Gemini 3.5 Flash public-lane score: 50.7 (Supported · #42/119)
- Kimi K2.6 public-lane score: 43.4 (Supported · #54/119)

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 76.2% | Coming soon | Coming soon |
| MCP Atlas | 83.6% | 55.9% | Gemini 3.5 Flash |
| Toolathlon | 56.5% | 50% | Gemini 3.5 Flash |
| OSWorld-Verified | 78.4% | 73.1% | Gemini 3.5 Flash |
| Finance Agent v2 | 57.9% | Coming soon | Coming soon |
| Gert Labs | 61.85% | 56.82% | Gemini 3.5 Flash |
| ResearchClawBench | 18.0% | 18.0% | Tie |
| Terminal-Bench 2.1 (Vals) | 74.2% | 53.6% | Gemini 3.5 Flash |
| Terminal-Bench 2.0 | Coming soon | 66.7% | Coming soon |
| BrowseComp | Coming soon | 83.2% | Coming soon |
| Claw-Eval | Coming soon | 62.3% | Coming soon |
| DeepSearchQA | Coming soon | 92.5% | Coming soon |
| WideResearch | Coming soon | 80.8% | Coming soon |
| OSWorld 2.0 | Coming soon | 4.6% | Coming soon |

### Coding

- Winner: Gemini 3.5 Flash
- Gemini 3.5 Flash public-lane score: 52.3 (Supported · #39/144)
- Kimi K2.6 public-lane score: 46 (Supported · #51/144)

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 76.2% | Coming soon | Coming soon |
| SWE-bench Pro | 55.1% | 58.6% | Kimi K2.6 |
| Vibe Code Bench | 48.68% | 37.89% | Gemini 3.5 Flash |
| cursorBench31 | 49.8% | 47.6% | Gemini 3.5 Flash |
| CursorBench 3.2 | 48.8% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 87.6% | 86.8% | Gemini 3.5 Flash |
| SWE-bench (Vals) | 78.8% | 76.2% | Gemini 3.5 Flash |
| SWE-bench Verified | Coming soon | 80.2% | Coming soon |
| LiveCodeBench v6 | Coming soon | 89.6% | 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 |

### Reasoning

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 62.8 (#20/27)
- Kimi K2.6 public-lane score: Coming soon

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| MRCRv2 | 77.3% | Coming soon | Coming soon |
| MRCR 1M | 26.6% | Coming soon | Coming soon |
| ARC-AGI-2 | 72.1% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Gemini 3.5 Flash
- Gemini 3.5 Flash public-lane score: 87.8 (#6/49)
- Kimi K2.6 public-lane score: 64.9 (#26/49)

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 84.2% | 80.4% | Gemini 3.5 Flash |
| MMMU-Pro | 83.6% | 79.4% | Gemini 3.5 Flash |
| Blueprint-Bench 2 | 33.6% | 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 3.5 Flash
- Gemini 3.5 Flash public-lane score: 64 (Supported · #30/171)
- Kimi K2.6 public-lane score: 58.3 (Supported · #46/171)

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 92.7% | 90.5% | Gemini 3.5 Flash |
| HLE | 40.2% | 34.7% | Gemini 3.5 Flash |
| GPQA Diamond (Vals) | 92.7% | 89.1% | Gemini 3.5 Flash |
| MMLU-Pro (Vals) | 89.5% | 87.6% | Gemini 3.5 Flash |
| GPQA | Coming soon | 90.5% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 84.1 (#43/125)
- Kimi K2.6 public-lane score: Coming soon

### Mathematics

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 55.1 (Unranked · 2 rankable rows)
- Kimi K2.6 public-lane score: 71 (#1/7)

| Benchmark | Gemini 3.5 Flash | Kimi K2.6 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 38.966% | 38.966% | Tie |
| FrontierMath v2 (Tier 4) | 14.583% | 14.580% | Gemini 3.5 Flash |
| 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 3.5 Flash or Kimi K2.6?

Gemini 3.5 Flash has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Gemini 3.5 Flash and Kimi K2.6?

The widest category gap is in multimodal & grounded, where the averages are 87.8 for Gemini 3.5 Flash and 64.9 for Kimi K2.6.

### How many benchmarks does Gemini 3.5 Flash cover on BenchLM?

Gemini 3.5 Flash currently has 27 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 3.5 Flash vs Gemini 3.5 Flash Cyber](/compare/gemini-3-5-flash-vs-gemini-3-5-flash-cyber)
- [Kimi K2.6 vs Gemini 3.5 Flash Cyber](/compare/gemini-3-5-flash-cyber-vs-kimi-2-6)
- [Gemini 3.5 Flash vs GPT-6 Astra](/compare/gemini-3-5-flash-vs-gpt-6-astra)
- [Kimi K2.6 vs GPT-6 Astra](/compare/gpt-6-astra-vs-kimi-2-6)

## Explore More

- [Gemini 3.5 Flash profile](/models/gemini-3-5-flash)
- [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)