# K-EXAONE 2.0 vs LongCat-Flash-Lite-Sparse

> Side-by-side benchmark comparison for K-EXAONE 2.0 and LongCat-Flash-Lite-Sparse across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/k-exaone-2-0-vs-longcat-flash-lite-sparse
- Last updated: September 10, 2026

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

## Quick Verdict

Treat this as a split decision: use the category and benchmark breakdown to decide which profile better matches your workload.

## Summary

- K-EXAONE 2.0 and LongCat-Flash-Lite-Sparse are tied on overall score, so the decision depends on category fit rather than the headline number.
- The biggest single benchmark swing is HMMT Feb 2026 in Mathematics, with scores of 78.4% and 40.5%.
- LongCat-Flash-Lite-Sparse also has the larger context window at 1M.

## Model Snapshot

| Property | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse |
|----------|----------|----------|
| Creator | LG AI Research | Meituan |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 1M |
| Overall Score | null | null |
| Benchmarks Covered | 15 | 17 |
| Pricing (input/output) | $0.00 / $0.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 43.8% | Coming soon | Coming soon |
| Claw-Eval | 77.7% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 33.7% | Coming soon |
| VITA-Bench | Coming soon | 21.7% | Coming soon |
| MCP Atlas | Coming soon | 45.6% | Coming soon |
| BrowseComp | Coming soon | 48.6% | Coming soon |

### Coding

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| SciCode | 37.4% | Coming soon | Coming soon |
| SWE-bench Verified | 68.2% | 68.2% | Tie |
| Terminal-Bench 2.1 | 43.8% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 40.6% | Coming soon |
| SWE Multilingual | Coming soon | 59.3% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 33.7% | Coming soon |

### Knowledge

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| MMLU-Pro | 83.5% | 79.2% | K-EXAONE 2.0 |
| GPQA-D | 82.2% | 69.5% | K-EXAONE 2.0 |
| HLE | 18.3% | Coming soon | Coming soon |
| MMMLU | 86.6% | Coming soon | Coming soon |
| MMLU | Coming soon | 85.3% | Coming soon |
| CMMLU | Coming soon | 84.3% | Coming soon |
| C-Eval | Coming soon | 85.8% | Coming soon |

### Instruction Following

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 92.4% | Coming soon | Coming soon |
| IFBench | 72.6% | Coming soon | Coming soon |

### Multilingual

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| PolyMath | 71.3% | Coming soon | Coming soon |

### Mathematics

- Winner: Coming soon
- K-EXAONE 2.0 public-lane score: Coming soon
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | K-EXAONE 2.0 | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 92.3% | 65.7% | K-EXAONE 2.0 |
| HMMT Feb 2026 | 78.4% | 40.5% | K-EXAONE 2.0 |
| IMOAnswerBench | 78.6% | 49.4% | K-EXAONE 2.0 |
| MATH-500 | Coming soon | 95.8% | Coming soon |

## FAQ

### Which is better overall, K-EXAONE 2.0 or LongCat-Flash-Lite-Sparse?

K-EXAONE 2.0 and LongCat-Flash-Lite-Sparse are tied on overall score in the current BenchLM data.

### How many benchmarks does K-EXAONE 2.0 cover on BenchLM?

K-EXAONE 2.0 currently has 15 sourced benchmark scores on BenchLM.

### How many benchmarks does LongCat-Flash-Lite-Sparse cover on BenchLM?

LongCat-Flash-Lite-Sparse currently has 17 sourced benchmark scores on BenchLM.

## Related Comparisons

- [K-EXAONE 2.0 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-k-exaone-2-0)
- [LongCat-Flash-Lite-Sparse vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-longcat-flash-lite-sparse)
- [K-EXAONE 2.0 vs GPT-6 Astra](/compare/gpt-6-astra-vs-k-exaone-2-0)
- [LongCat-Flash-Lite-Sparse vs GPT-6 Astra](/compare/gpt-6-astra-vs-longcat-flash-lite-sparse)

## Explore More

- [K-EXAONE 2.0 profile](/models/k-exaone-2-0)
- [LongCat-Flash-Lite-Sparse profile](/models/longcat-flash-lite-sparse)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)