# Gemini 4 Argon vs Kimi K3.1 Pro

> Side-by-side benchmark comparison for Gemini 4 Argon and Kimi K3.1 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-4-argon-vs-kimi-3-1-pro
- Last updated: October 23, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Pick Gemini 4 Argon if you want the stronger benchmark profile. Kimi K3.1 Pro only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Gemini 4 Argon leads overall 82.81 to 82.
- The biggest single benchmark swing is OSWorld 2.0 in Agentic, with scores of 69.2% and 79.6%.
- Kimi K3.1 Pro also has the larger context window at 1.05M.

## Model Snapshot

| Property | Gemini 4 Argon | Kimi K3.1 Pro |
|----------|----------|----------|
| Creator | Google | Moonshot AI |
| Type | Proprietary | Pending |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1.05M |
| Overall Score | 82.81 | null |
| Benchmarks Covered | 27 | 42 |
| Pricing (input/output) | $2.00 / $10.00 | $2.00 / $10.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Gemini 4 Argon public-lane score: 78.8 (Estimated · #3/132)
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 51.3% | Coming soon | Coming soon |
| Finance Agent v2 | 65.4% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | 57.40% | 65.70% | Kimi K3.1 Pro |
| Agents' Last Exam | 39.5% | 43.2% | Kimi K3.1 Pro |
| OSWorld 2.0 | 69.2% | 79.6% | Kimi K3.1 Pro |
| CWE-bench v1 | 68.0% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 (6x verifier timeout) | 57.6% | Coming soon | Coming soon |
| MazeBench | 12% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | Coming soon | 38.1% | Coming soon |
| HLE w/ tools | Coming soon | 70.0% | Coming soon |
| BrowseComp | Coming soon | 92.1% | Coming soon |
| BioMysteryBench | Coming soon | 80.6% | Coming soon |
| Agents' Last Exam (CLI) | Coming soon | 44.2% | Coming soon |
| APEX-Agents | Coming soon | 67.2% | Coming soon |
| Frontier Finance | Coming soon | 58.6% | Coming soon |
| HANDBOOK.md | Coming soon | 44.6% | Coming soon |
| Business Operation | Coming soon | 37.8% | Coming soon |
| Financial Modeling | Coming soon | 57.6% | Coming soon |
| Financial Research | Coming soon | 70.4% | Coming soon |
| Kimi Hallu Bench Hard (tools) | Coming soon | 8.3% | Coming soon |
| ExploitGym | Coming soon | 20.7% | Coming soon |

### Coding

- Winner: Not comparable
- Gemini 4 Argon public-lane score: 73 (Supported · #6/153)
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| DeepSWE | 77.9% | 75.5% | Gemini 4 Argon |
| FrontierSWE v2 | 55.0% | Coming soon | Coming soon |
| Vibe Code Bench | 91.90% | Coming soon | Coming soon |
| PostTrainBench v1.1 | 45.3% | Coming soon | Coming soon |
| Bug Hunt Bench | 40.7 fixes | Coming soon | Coming soon |
| ProgramBench (binary) | Coming soon | 31.5% | Coming soon |
| Kimi Code Bench v2 | Coming soon | 77.1% | Coming soon |
| Kimi Code Bench 3.0 Long-horizon | Coming soon | 61.2% | Coming soon |
| sweMarathon | Coming soon | 51.7% | Coming soon |
| PostTrainBench v1.2 | Coming soon | 36.5% | Coming soon |

### Reasoning

- Winner: Not comparable
- Gemini 4 Argon public-lane score: 86.9 (#3/27)
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| STEMBench | 2.44 | Coming soon | Coming soon |
| Graphwalks BFS 128K | 99.7% | Coming soon | Coming soon |
| GraphWalks BFS 256K–1M | 84.2% | Coming soon | Coming soon |
| ARC-AGI-1 | 98.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 91.3% | Coming soon | Coming soon |
| ARC-AGI-3 | 46.3% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 97.30% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Gemini 4 Argon public-lane score: Coming soon
- Kimi K3.1 Pro public-lane score: 98 (#1/56)

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench Pro | 30% | Coming soon | Coming soon |
| Chartography (no tools) | 71.6% | Coming soon | Coming soon |
| LVBench | 91.7% | Coming soon | Coming soon |
| OfficeQA Pro | Coming soon | 67.4% | Coming soon |
| OfficeQA Pro v2 | Coming soon | 64.4% | Coming soon |
| BenchCAD Vision2Code (no tools) | Coming soon | 0.728 | Coming soon |
| BenchCAD Vision2Code (tools) | Coming soon | 0.927 | Coming soon |
| MMMU-Pro | Coming soon | 84.1% | Coming soon |
| MMMU-Pro w/ Python | Coming soon | 90% | Coming soon |
| CharXiv | Coming soon | 93.4% | Coming soon |
| CharXiv w/o tools | Coming soon | 89% | Coming soon |
| Chartography (tools) | Coming soon | 90.2% | Coming soon |
| BabyVision w/ Python | Coming soon | 95.4% | Coming soon |
| ZeroBench | Coming soon | 39.0% | Coming soon |
| ZeroBench w/ Python | Coming soon | 63.0% | Coming soon |
| GDP.pdf (Gemini judge) | Coming soon | 34.6% | Coming soon |
| GDP.pdf w/ Python (Gemini judge) | Coming soon | 85.7% | Coming soon |
| PerceptionBench | Coming soon | 68.3% | Coming soon |

### Knowledge

- Winner: Not comparable
- Gemini 4 Argon public-lane score: 80.9 (Supported · #8/187)
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| LABBench2 | 88.8% | Coming soon | Coming soon |
| GPQA | Coming soon | 94.2% | Coming soon |
| GPQA-D | Coming soon | 94.2% | Coming soon |
| HLE | Coming soon | 70% | Coming soon |
| HLE w/o tools | Coming soon | 51.1% | Coming soon |
| Kimi Hallu Bench | Coming soon | 5.4% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Gemini 4 Argon public-lane score: Coming soon
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 0.7% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Gemini 4 Argon public-lane score: 92.8 (Unranked · 2 rankable rows)
- Kimi K3.1 Pro public-lane score: Coming soon

| Benchmark | Gemini 4 Argon | Kimi K3.1 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 85.965% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 78.049% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Gemini 4 Argon or Kimi K3.1 Pro?

Gemini 4 Argon is ahead overall on BenchLM right now.

### How many benchmarks does Gemini 4 Argon cover on BenchLM?

Gemini 4 Argon currently has 27 sourced benchmark scores on BenchLM.

### How many benchmarks does Kimi K3.1 Pro cover on BenchLM?

Kimi K3.1 Pro currently has 42 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 4 Argon vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-4-argon)
- [Kimi K3.1 Pro vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-kimi-3-1-pro)
- [Gemini 4 Argon vs GPT-6.1 Sol](/compare/gemini-4-argon-vs-gpt-6-1-sol)
- [Kimi K3.1 Pro vs GPT-6.1 Sol](/compare/gpt-6-1-sol-vs-kimi-3-1-pro)

## Explore More

- [Gemini 4 Argon profile](/models/gemini-4-argon)
- [Kimi K3.1 Pro profile](/models/kimi-3-1-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)