# Kimi K2.5 vs Sakana Fugu

> Side-by-side benchmark comparison for Kimi K2.5 and Sakana Fugu across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/kimi-k2-5-vs-sakana-fugu
- Last updated: September 27, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick Sakana Fugu if you want the stronger benchmark profile. Kimi K2.5 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 52.96.
- The clearest category separation is in reasoning, where the averages are 55.1 for Kimi K2.5 and 70.6 for Sakana Fugu.
- The biggest single benchmark swing is SciCode in Coding, with scores of 48.7% and 60.1%.
- Sakana Fugu is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Sakana Fugu also has the larger context window at 1M.

## Model Snapshot

| Property | Kimi K2.5 | Sakana Fugu |
|----------|----------|----------|
| Creator | Moonshot AI | Sakana AI |
| Type | Open Weight | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 256K | 1M |
| Overall Score | 52.96 | null |
| Benchmarks Covered | 45 | 11 |
| Pricing (input/output) | $0.60 / $3.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Not comparable
- Kimi K2.5 public-lane score: 36.1 (Estimated · #52/105)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 50.8% | Coming soon | Coming soon |
| BrowseComp | 60.6% | Coming soon | Coming soon |
| Claw-Eval | 52.3% | Coming soon | Coming soon |
| QwenClawBench | 54.3% | Coming soon | Coming soon |
| τ³-bench results | 65.7% | Coming soon | Coming soon |
| DeepSearchQA | 77.1% | Coming soon | Coming soon |
| DeepPlanning | 14.4% | Coming soon | Coming soon |
| Toolathlon | 27.8% | Coming soon | Coming soon |
| MCP Atlas | 29.5% | Coming soon | Coming soon |
| MCP-Tasks | 59.1% | Coming soon | Coming soon |
| WideResearch | 72.7% | Coming soon | Coming soon |
| Gert Labs | 45.88% | Coming soon | Coming soon |
| ResearchClawBench | 14.0% | Coming soon | Coming soon |
| JobBench | 8.7% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 80.2% | Coming soon |

### Coding

- Winner: Not comparable
- Kimi K2.5 public-lane score: 38.9 (Estimated · #61/135)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 76.8% | Coming soon | Coming soon |
| SWE-bench Verified* | 70.8% | Coming soon | Coming soon |
| LiveCodeBench v6 | 85.0% | 92.9% | Sakana Fugu |
| SWE-bench Pro | 50.7% | 59% | Sakana Fugu |
| SWE Multilingual | 73% | Coming soon | Coming soon |
| SWE-Rebench | 58.5% | Coming soon | Coming soon |
| React Native Evals | 77.2% | Coming soon | Coming soon |
| SciCode | 48.7% | 60.1% | Sakana Fugu |
| Terminal-Bench 2.1 | Coming soon | 80.2% | Coming soon |
| LiveCodeBench Pro | Coming soon | 87.8% | Coming soon |

### Reasoning

- Winner: Not comparable
- Kimi K2.5 public-lane score: 55.1 (Unranked · 3 rankable rows)
- Sakana Fugu public-lane score: 70.6 (Unranked · 1 rankable row)

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 61% | Coming soon | Coming soon |
| MRCRv2 | Coming soon | 86.6% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Kimi K2.5 public-lane score: 65.8 (#25/50)
- Sakana Fugu public-lane score: 68.6 (Unranked · 1 rankable row)

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 78.5% | Coming soon | Coming soon |
| Video-MME | 87.4% | Coming soon | Coming soon |
| MMVU | 80.4% | Coming soon | Coming soon |
| VideoMMMU | 86.6% | Coming soon | Coming soon |
| CharXiv | Coming soon | 85.1% | Coming soon |

### Knowledge

- Winner: Not comparable
- Kimi K2.5 public-lane score: 47.8 (Estimated · #65/158)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87.6% | 95.5% | Sakana Fugu |
| GPQA-D | 87.6% | 95.5% | Sakana Fugu |
| SuperGPQA | 69.2% | Coming soon | Coming soon |
| MMLU-Pro | 87.1% | Coming soon | Coming soon |
| MMLU-Pro (Arcee) | 87.1% | Coming soon | Coming soon |
| HLE | 30.1% | Coming soon | Coming soon |
| HLE w/o tools | Coming soon | 47.2% | Coming soon |

### Multilingual

- Winner: Not comparable
- Kimi K2.5 public-lane score: 38.2 (#8/12)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | 82.3% | Coming soon | Coming soon |
| NOVA-63 | 56.0% | Coming soon | Coming soon |

### Instruction Following

- Winner: Not comparable
- Kimi K2.5 public-lane score: 84.4 (#41/124)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 93.9% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Kimi K2.5 public-lane score: 62.1 (#4/7)
- Sakana Fugu public-lane score: Coming soon

| Benchmark | Kimi K2.5 | Sakana Fugu | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 96.1% | Coming soon | Coming soon |
| AIME26 | 95.8% | Coming soon | Coming soon |
| AIME25 (Arcee) | 96.3% | Coming soon | Coming soon |
| HMMT Feb 2025 | 95.4% | Coming soon | Coming soon |
| HMMT Nov 2025 | 91.1% | Coming soon | Coming soon |
| HMMT Feb 2026 | 87.1% | Coming soon | Coming soon |
| MMAnswerBench | 81.8% | Coming soon | Coming soon |
| FrontierMath v2 (Tiers 1-3) | 27.900% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 4.200% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Kimi K2.5 or Sakana Fugu?

Sakana Fugu is ahead overall on BenchLM right now.

### Where is the biggest gap between Kimi K2.5 and Sakana Fugu?

The widest category gap is in reasoning, where the averages are 55.1 for Kimi K2.5 and 70.6 for Sakana Fugu.

### How many benchmarks does Kimi K2.5 cover on BenchLM?

Kimi K2.5 currently has 45 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

- [Kimi K2.5 vs Kimi K2.5 (Reasoning)](/compare/kimi-k2-5-vs-kimi-k2-5-reasoning)
- [Sakana Fugu vs Kimi K2.5 (Reasoning)](/compare/kimi-k2-5-reasoning-vs-sakana-fugu)
- [Kimi K2.5 vs Sakana Fugu-Ultra](/compare/kimi-k2-5-vs-sakana-fugu-ultra)
- [Sakana Fugu vs Sakana Fugu-Ultra](/compare/sakana-fugu-vs-sakana-fugu-ultra)

## Explore More

- [Kimi K2.5 profile](/models/kimi-k2-5)
- [Sakana Fugu profile](/models/sakana-fugu)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)