# Gemini 3.8 Flash vs SWE-2 Flash

> Side-by-side benchmark comparison for Gemini 3.8 Flash and SWE-2 Flash across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-8-flash-vs-swe-2-flash
- Last updated: November 5, 2026

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

## Quick Verdict

Pick Gemini 3.8 Flash if you want the stronger benchmark profile. SWE-2 Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Gemini 3.8 Flash leads overall 66.74 to 0.
- The biggest single benchmark swing is DeepSWE in Coding, with scores of 73.8% and 60.1%.
- SWE-2 Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Gemini 3.8 Flash | SWE-2 Flash |
|----------|----------|----------|
| Creator | Google | Cognition |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 66.74 | null |
| Benchmarks Covered | 35 | 7 |
| Pricing (input/output) | $0.75 / $3.75 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 66 (Supported · #16/135)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| Finance Agent v2 | 61.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 89.4% | 89.2% | Gemini 3.8 Flash |
| Terminal-Bench 4.0 | 19.10% | 20.00% | SWE-2 Flash |
| OSWorld 2.0 | 59.0% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 81.3% | Coming soon | Coming soon |
| ApprenticeBench | 24% | Coming soon | Coming soon |
| Hermes Index | 38.1% | Coming soon | Coming soon |
| Hermes Bench | 62.2% | Coming soon | Coming soon |
| MazeBench | 4% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 59.9 (Supported · #19/156)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| ScarfBench | 66.0% | Coming soon | Coming soon |
| DeepSWE | 73.8% | 60.1% | Gemini 3.8 Flash |
| Terminal-Bench 2.1 | 89.4% | 89.2% | Gemini 3.8 Flash |
| CursorBench 3.2 | 69.2% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 89.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 80.0% | Coming soon | Coming soon |
| FrontierSWE v2 | 19.6% | Coming soon | Coming soon |
| CursorBench 4.0 | 39.6% | Coming soon | Coming soon |
| Bug Hunt Bench | 18.0 fixes | Coming soon | Coming soon |
| FrontierCode 1.1 Main | Coming soon | 45.5% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 50.0% | Coming soon |
| FrontierCode 2.0 | Coming soon | 24.0% | Coming soon |

### Reasoning

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 74.3 (#12/26)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 98.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 89.2% | Coming soon | Coming soon |
| ARC-AGI-3 | 10.4% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 35.00% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 88.2 (#8/58)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| ExtractBench (LlamaIndex) | 80.71% | Coming soon | Coming soon |
| ParseBench | 71.20% | Coming soon | Coming soon |
| CharXiv w/o tools | 86.2% | Coming soon | Coming soon |
| LVBench | 87.1% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 69.7 (Supported · #17/177)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| HLE-Verified | 54.9% | Coming soon | Coming soon |
| LABBench2 | 86.2% | Coming soon | Coming soon |
| BioMysteryBench (human-solvable) | 88.8% | Coming soon | Coming soon |
| BioMysteryBench (human-difficult) | 56.5% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 94.4% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 90.2% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: Coming soon
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 5.5% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Gemini 3.8 Flash public-lane score: 69.7 (Unranked · 2 rankable rows)
- SWE-2 Flash public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash | SWE-2 Flash | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 68.421% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 21.951% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Gemini 3.8 Flash or SWE-2 Flash?

Gemini 3.8 Flash is ahead overall on BenchLM right now.

### How many benchmarks does Gemini 3.8 Flash cover on BenchLM?

Gemini 3.8 Flash currently has 35 sourced benchmark scores on BenchLM.

### How many benchmarks does SWE-2 Flash cover on BenchLM?

SWE-2 Flash currently has 7 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 3.8 Flash vs Gemini 3.8 Flash Cyber](/compare/gemini-3-8-flash-vs-gemini-3-8-flash-cyber)
- [SWE-2 Flash vs Gemini 3.8 Flash Cyber](/compare/gemini-3-8-flash-cyber-vs-swe-2-flash)
- [Gemini 3.8 Flash vs SWE-1.7](/compare/gemini-3-8-flash-vs-swe-1-7)
- [SWE-2 Flash vs SWE-1.7](/compare/swe-1-7-vs-swe-2-flash)

## Explore More

- [Gemini 3.8 Flash profile](/models/gemini-3-8-flash)
- [SWE-2 Flash profile](/models/swe-2-flash)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)