# Gemini 3.5 Flash vs Sakana Fugu

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

- Canonical page: https://benchlm.ai/compare/gemini-3-5-flash-vs-sakana-fugu
- Last updated: September 27, 2026

- Shared sourced benchmarks: 6
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick Sakana Fugu if you want the stronger benchmark profile. Gemini 3.5 Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Sakana Fugu leads overall 65 to 63.49.
- The clearest category separation is in multimodal & grounded, where the averages are 86.8 for Gemini 3.5 Flash and 68.6 for Sakana Fugu.
- The biggest single benchmark swing is MRCRv2 in Reasoning, with scores of 77.3% and 86.6%.
- Sakana Fugu is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Gemini 3.5 Flash | Sakana Fugu |
|----------|----------|----------|
| Creator | Google | Sakana AI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | 63.49 | null |
| Benchmarks Covered | 27 | 11 |
| Pricing (input/output) | $1.50 / $9.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 50 (Supported · #35/105)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 76.2% | 80.2% | Sakana Fugu |
| MCP Atlas | 83.6% | Coming soon | Coming soon |
| Toolathlon | 56.5% | Coming soon | Coming soon |
| OSWorld-Verified | 78.4% | Coming soon | Coming soon |
| Finance Agent v2 | 57.9% | Coming soon | Coming soon |
| Gert Labs | 61.85% | Coming soon | Coming soon |
| ResearchClawBench | 18.0% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 74.2% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 53.2 (Supported · #33/135)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 76.2% | 80.2% | Sakana Fugu |
| SWE-bench Pro | 55.1% | 59% | Sakana Fugu |
| Vibe Code Bench | 48.68% | Coming soon | Coming soon |
| cursorBench31 | 49.8% | Coming soon | Coming soon |
| cursorBench32 | 48.8% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 87.6% | Coming soon | Coming soon |
| SWE-bench (Vals) | 78.8% | Coming soon | Coming soon |
| LiveCodeBench v6 | Coming soon | 92.9% | Coming soon |
| LiveCodeBench Pro | Coming soon | 87.8% | Coming soon |
| SciCode | Coming soon | 60.1% | Coming soon |

### Reasoning

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 62.7 (#13/19)
- Sakana Fugu public-lane score: 70.6 (Unranked · 1 rankable row)

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| MRCRv2 | 77.3% | 86.6% | Sakana Fugu |
| MRCR 1M | 26.6% | Coming soon | Coming soon |
| ARC-AGI-2 | 72.1% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 86.8 (#7/50)
- Sakana Fugu public-lane score: 68.6 (Unranked · 1 rankable row)

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 84.2% | 85.1% | Sakana Fugu |
| MMMU-Pro | 83.6% | Coming soon | Coming soon |
| Blueprint-Bench 2 | 33.6% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 64.4 (Supported · #24/158)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | 92.7% | 95.5% | Sakana Fugu |
| HLE | 40.2% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 92.7% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 89.5% | Coming soon | Coming soon |
| GPQA | Coming soon | 95.5% | Coming soon |
| HLE w/o tools | Coming soon | 47.2% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 84.1 (#43/124)
- Sakana Fugu public-lane score: Coming soon

### Mathematics

- Winner: Not comparable
- Gemini 3.5 Flash public-lane score: 55.1 (Unranked · 2 rankable rows)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Gemini 3.5 Flash | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 38.966% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 14.583% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Gemini 3.5 Flash or Sakana Fugu?

Sakana Fugu is ahead overall on BenchLM right now.

### Where is the biggest gap between Gemini 3.5 Flash and Sakana Fugu?

The widest category gap is in multimodal & grounded, where the averages are 86.8 for Gemini 3.5 Flash and 68.6 for Sakana Fugu.

### 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 Sakana Fugu cover on BenchLM?

Sakana Fugu currently has 11 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)
- [Sakana Fugu vs Gemini 3.5 Flash Cyber](/compare/gemini-3-5-flash-cyber-vs-sakana-fugu)
- [Gemini 3.5 Flash vs Sakana Fugu-Ultra](/compare/gemini-3-5-flash-vs-sakana-fugu-ultra)
- [Sakana Fugu vs Sakana Fugu-Ultra](/compare/sakana-fugu-vs-sakana-fugu-ultra)

## Explore More

- [Gemini 3.5 Flash profile](/models/gemini-3-5-flash)
- [Sakana Fugu profile](/models/sakana-fugu)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)