# DeepSeek V4.1 Flash vs Muse Spark 1.3

> Side-by-side benchmark comparison for DeepSeek V4.1 Flash and Muse Spark 1.3 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/deepseek-v4-1-flash-vs-muse-spark-1-3
- Last updated: September 10, 2026

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

## Quick Verdict

Pick Muse Spark 1.3 if you want the stronger benchmark profile. DeepSeek V4.1 Flash only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Muse Spark 1.3 leads overall 69 to 55.
- The biggest single benchmark swing is AutomationBench in Agentic, with scores of 54.8% and 49.4%.
- DeepSeek V4.1 Flash is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | DeepSeek V4.1 Flash | Muse Spark 1.3 |
|----------|----------|----------|
| Creator | DeepSeek | Meta |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 1M | 1M |
| Overall Score | null | null |
| Benchmarks Covered | 21 | 10 |
| Pricing (input/output) | $0.30 / $1.20 | $1.25 / $4.25 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 90.6% | 88.8% | DeepSeek V4.1 Flash |
| terminalBench3 | 30% | Coming soon | Coming soon |
| Terminal-Bench 4.0 | 31.20% | Coming soon | Coming soon |
| CyberGym | 88.1% | Coming soon | Coming soon |
| ExploitGym | 15.3% | Coming soon | Coming soon |
| HLE w/ tools | 63.9% | Coming soon | Coming soon |
| AutomationBench | 54.8% | 49.4% | DeepSeek V4.1 Flash |
| Agents' Last Exam | 31.8% | Coming soon | 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 |

### Coding

- Winner: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Codeforces | 3471.0 | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 90.6% | 88.8% | DeepSeek V4.1 Flash |
| terminalBench3 | 30% | Coming soon | Coming soon |
| DeepSWE | 74.2% | 75.4% | Muse Spark 1.3 |
| ProgramBench | 20.3% | Coming soon | Coming soon |
| NL2Repo | 65.4% | Coming soon | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 59.4% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Chartography (tools) | 78.9% | Coming soon | Coming soon |
| BabyVision w/ Python | 89.6% | Coming soon | Coming soon |
| ZeroBench w/ Python | 49.0% | Coming soon | Coming soon |

### Reasoning

- Winner: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: 78 (#4/18)

| Benchmark | DeepSeek V4.1 Flash | 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: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 90.9% | Coming soon | Coming soon |
| GPQA-D | 90.9% | Coming soon | Coming soon |
| HLE | 36.8% | Coming soon | Coming soon |

### Mathematics

- Winner: Coming soon
- DeepSeek V4.1 Flash public-lane score: Coming soon
- Muse Spark 1.3 public-lane score: Coming soon

| Benchmark | DeepSeek V4.1 Flash | Muse Spark 1.3 | Winner |
|-----------|-----------|-----------|--------|
| Apex | 65.6% | Coming soon | Coming soon |

## FAQ

### Which is better overall, DeepSeek V4.1 Flash or Muse Spark 1.3?

Muse Spark 1.3 is ahead overall on BenchLM right now.

### How many benchmarks does DeepSeek V4.1 Flash cover on BenchLM?

DeepSeek V4.1 Flash currently has 21 sourced benchmark scores on BenchLM.

### How many benchmarks does Muse Spark 1.3 cover on BenchLM?

Muse Spark 1.3 currently has 10 sourced benchmark scores on BenchLM.

## Related Comparisons

- [DeepSeek V4.1 Flash vs Muse Spark 1.2](/compare/deepseek-v4-1-flash-vs-muse-spark-1-2)
- [Muse Spark 1.3 vs Muse Spark 1.2](/compare/muse-spark-1-2-vs-muse-spark-1-3)
- [DeepSeek V4.1 Flash vs Muse Spark 1.1](/compare/deepseek-v4-1-flash-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

- [DeepSeek V4.1 Flash profile](/models/deepseek-v4-1-flash)
- [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)