# LongCat-Flash-Lite-Sparse vs Muse Spark 1.3

> Side-by-side benchmark comparison for LongCat-Flash-Lite-Sparse and Muse Spark 1.3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/longcat-flash-lite-sparse-vs-muse-spark-1-3
- Last updated: September 10, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for LongCat-Flash-Lite-Sparse and Muse Spark 1.3.

## Summary

- LongCat-Flash-Lite-Sparse and Muse Spark 1.3 do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 |
|----------|----------|----------|
| Creator | Meituan | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | null | null |
| Benchmarks Covered | 17 | 10 |
| Pricing (input/output) | $0.00 / $0.00 | $1.25 / $4.25 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 33.7% | Coming soon | Coming soon |
| VITA-Bench | 21.7% | Coming soon | Coming soon |
| MCP Atlas | 45.6% | Coming soon | Coming soon |
| BrowseComp | 48.6% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 88.8% | Coming soon |
| JobBench | Coming soon | 64.9% | Coming soon |
| OSWorld 2.0 | Coming soon | 66.9% | Coming soon |
| DeepSearchQA | Coming soon | 89.4% | Coming soon |
| AutomationBench | Coming soon | 49.4% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 68.2% | Coming soon | Coming soon |
| SWE-bench Pro | 40.6% | Coming soon | Coming soon |
| SWE Multilingual | 59.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 33.7% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 88.8% | Coming soon |
| DeepSWE | Coming soon | 75.4% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 59.4% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: 78 (#5/20)

| Benchmark | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| MRCR v2 256K-512K | Coming soon | 98.5% | Coming soon |
| MRCR v2 512K-1M | Coming soon | 98.1% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| MMLU | 85.3% | Coming soon | Coming soon |
| MMLU-Pro | 79.2% | Coming soon | Coming soon |
| CMMLU | 84.3% | Coming soon | Coming soon |
| C-Eval | 85.8% | Coming soon | Coming soon |
| GPQA-D | 69.5% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | LongCat-Flash-Lite-Sparse | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| MATH-500 | 95.8% | Coming soon | Coming soon |
| AIME26 | 65.7% | Coming soon | Coming soon |
| HMMT Feb 2026 | 40.5% | Coming soon | Coming soon |
| IMOAnswerBench | 49.4% | Coming soon | Coming soon |

## FAQ

### Can I compare LongCat-Flash-Lite-Sparse and Muse Spark 1.3 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [LongCat-Flash-Lite-Sparse vs Muse Spark 1.2](/compare/longcat-flash-lite-sparse-vs-muse-spark-1-2)
- [Muse Spark 1.3 vs Muse Spark 1.2](/compare/muse-spark-1-2-vs-muse-spark-1-3)
- [LongCat-Flash-Lite-Sparse vs Muse Spark 1.1](/compare/longcat-flash-lite-sparse-vs-muse-spark-1-1)
- [Muse Spark 1.3 vs Muse Spark 1.1](/compare/muse-spark-1-1-vs-muse-spark-1-3)

## Explore More

- [LongCat-Flash-Lite-Sparse profile](/models/longcat-flash-lite-sparse)
- [Muse Spark 1.3 profile](/models/muse-spark-1-3)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)