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Model comparison

DeepSeek V4 Flash (Max) vs Muse Spark

Data verified

Head-to-head evidence from 20 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

N/A
No comparison
71.04/100
4 category wins0 category wins

Public leaderboard positions: DeepSeek V4 Flash (Max) unranked (Not scored); Muse Spark #13 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. DeepSeek V4 Flash (Max) and Muse Spark share 20 comparable benchmark results. 4 of 8 categories are comparable. 25 results are unique to DeepSeek V4 Flash (Max); 19 to Muse Spark.

Updated July 23, 2026
Shared results
20
DeepSeek V4 Flash (Max) only
25
Muse Spark only
19
Comparable categories
4 / 8

Treat this as a split decision. DeepSeek V4 Flash (Max) makes more sense if mathematics is the priority or you need the larger 1M context window; Muse Spark is the better fit if its strengths line up with your actual workload.

Confidence note. This is a partial-evidence comparison with 20 shared benchmark results across 5 evidence categories; 4 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

DeepSeek V4 Flash (Max) and Muse Spark finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.

DeepSeek V4 Flash (Max) gives you the larger context window at 1M, compared with 262K for Muse Spark.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for DeepSeek V4 Flash (Max) and Muse Spark
CategoryDeepSeek V4 Flash (Max)ΔMuse Spark
MathDeepSeek V4 Flash (Max)94.8Margin← 61.9Muse Spark32.9
KnowledgeDeepSeek V4 Flash (Max)55.3Margin← 4.9Muse Spark50.4
AgenticDeepSeek V4 Flash (Max)63.8Margin← 4.8Muse Spark59.0
CodingDeepSeek V4 Flash (Max)68.8Margin← 1.0Muse Spark67.8
ReasoningDeepSeek V4 Flash (Max)Not measuredMarginNo overlapMuse Spark42.5
MultimodalDeepSeek V4 Flash (Max)Not measuredMarginNo overlapMuse Spark82.5

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · DeepSeek V4 Flash (Max)B · Muse Spark

  1. HLE

    Knowledge
    Source ↗
    A 34.8%B 50.4%
    Winner: Muse SparkΔ 15.6
    HLE: DeepSeek V4 Flash (Max) scored 34.8%; Muse Spark scored 50.4%. Muse Spark wins this benchmark.

  2. Terminal-Bench 2.0

    Agentic
    Source ↗
    A 56.9%B 59%
    Winner: Muse SparkΔ 2.1
    Terminal-Bench 2.0: DeepSeek V4 Flash (Max) scored 56.9%; Muse Spark scored 59%. Muse Spark wins this benchmark.

  3. SWE-bench Verified

    Coding
    Source ↗
    A 79%B 77.4%
    Winner: DeepSeek V4 Flash (Max)Δ 1.6
    SWE-bench Verified: DeepSeek V4 Flash (Max) scored 79%; Muse Spark scored 77.4%. DeepSeek V4 Flash (Max) wins this benchmark.

  4. SWE-bench Pro

    Coding
    Source ↗
    A 52.6%B 52.4%
    Winner: DeepSeek V4 Flash (Max)Δ 0.2
    SWE-bench Pro: DeepSeek V4 Flash (Max) scored 52.6%; Muse Spark scored 52.4%. DeepSeek V4 Flash (Max) wins this benchmark.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricDeepSeek V4 Flash (Max)Muse SparkComparison
Input / output priceUSD per 1M tokensDeepSeek V4 Flash (Max)$0.14 input / $0.28 outputMuse SparkNot availableA complete price comparison is not available.
Generation speedtokens per secondDeepSeek V4 Flash (Max)Not availableMuse SparkNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenDeepSeek V4 Flash (Max)Not availableMuse SparkNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensDeepSeek V4 Flash (Max)1MMuse Spark262KDeepSeek V4 Flash (Max) lists the larger context window.

Benchmark Deep Dive

AgenticDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
Terminal-Bench 2.0Source 56.9%59%Muse Spark leads
BrowseCompSource 73.2%—Not comparable
HLE w/ toolsSource 45.1%—Not comparable
MCP AtlasSource 69%—Not comparable
GDPval-AASource 11891144DeepSeek V4 Flash (Max) leads
ToolathlonSource 47.8%—Not comparable
AA Agentic IndexSource 31.1%28.7%DeepSeek V4 Flash (Max) leads
τ²-bench resultsSource 95%91.5%DeepSeek V4 Flash (Max) leads
GDPval-AASource 34.4%32.2%DeepSeek V4 Flash (Max) leads
AA BriefcaseSource 831—Not comparable
AA EnterpriseOps-GymSource 39.6%—Not comparable
AA Harvey LABSource 81.3%—Not comparable
AA ITBenchSource 31.5%—Not comparable
AA Tau3 BankingSource 22.9%—Not comparable
terminalBenchHardSource 35.6%—Not comparable
DeepSearchQASource —74.8%Not comparable
CyberGymSource —43.5%Not comparable
Claw-EvalSource —63.8%Not comparable
CodingDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
CodeforcesSource 3052.0—Not comparable
SWE-bench VerifiedSource 79%77.4%DeepSeek V4 Flash (Max) leads
SWE-bench ProSource 52.6%52.4%DeepSeek V4 Flash (Max) leads
SWE MultilingualSource 73.3%—Not comparable
Terminal-Bench 2.0Source 56.9%—Not comparable
AA Coding IndexSource 56.2%58.6%Muse Spark leads
AA-SciCodeSource 44.9%51.5%Muse Spark leads
LiveCodeBench ProSource —80.0%Not comparable
Vibe Code BenchSource —19.67%Not comparable
Reasoning
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
MRCR 1MSource 78.7%—Not comparable
CorpusQA 1MSource 60.5%—Not comparable
AA-LCRSource 63.0%69.7%Muse Spark leads
CritPtSource 7.1%11.3%Muse Spark leads
ARC-AGI-2Source —42.5%Not comparable
KnowledgeDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
MMLU-ProSource 86.2%—Not comparable
SimpleQASource 34.1%—Not comparable
Chinese-SimpleQASource 78.9%—Not comparable
GPQASource 88.1%—Not comparable
GPQA-DSource 88.1%89.5%Muse Spark leads
HLESource 34.8%50.4%Muse Spark leads
Artificial Analysis Intelligence IndexSource 40.3%43.1%Muse Spark leads
AA-GPQA DiamondSource 89.4%88.4%DeepSeek V4 Flash (Max) leads
AA-HLESource 32.1%39.9%Muse Spark leads
AA-Omniscience IndexSource -22.9%4.1%Muse Spark leads
AA-Omniscience AccuracySource 37.2%44.6%Muse Spark leads
AA-Omniscience Hallucination RateSource 95.8%73.2%Muse Spark leads
AA Openness IndexSource 50.0%—Not comparable
HLE w/o toolsSource —42.8%Not comparable
HealthBench HardSource —42.8%Not comparable
MedXpertQA (Text)Source —52.6%Not comparable
MathDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
HMMT Feb 2026Source 94.8%—Not comparable
IMOAnswerBenchSource 88.4%—Not comparable
ApexSource 33.0%—Not comparable
Apex ShortlistSource 85.7%—Not comparable
FrontierMath v2 (Tiers 1-3)Source —39.000%Not comparable
FrontierMath v2 (Tier 4)Source —14.600%Not comparable
Multimodal
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
Design Arena WebsiteSource 1238—Not comparable
CharXivSource —86.4%Not comparable
MMMU-ProSource —80.4%Not comparable
ERQASource —64.7%Not comparable
SimpleVQASource —71.3%Not comparable
ScreenSpot ProSource —84.1%Not comparable
ZeroBenchSource —33.0%Not comparable
MedXpertQA (MM)Source —78.4%Not comparable
AA-MMMU-ProSource —80.5%Not comparable
Inst. Following
BenchmarkDeepSeek V4 Flash (Max)Muse SparkResult
AA-IFBenchSource 79.2%75.9%DeepSeek V4 Flash (Max) leads
Frequently Asked Questions (5)

Which is better, DeepSeek V4 Flash (Max) or Muse Spark?

DeepSeek V4 Flash (Max) and Muse Spark are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.

Which is better for knowledge tasks, DeepSeek V4 Flash (Max) or Muse Spark?

DeepSeek V4 Flash (Max) has the edge for knowledge tasks in this comparison, averaging 55.3 versus 50.4. Inside this category, AA-Omniscience Index is the benchmark that creates the most daylight between them.

Which is better for coding, DeepSeek V4 Flash (Max) or Muse Spark?

DeepSeek V4 Flash (Max) has the edge for coding in this comparison, averaging 68.8 versus 67.8. Inside this category, AA-SciCode is the benchmark that creates the most daylight between them.

Which is better for math, DeepSeek V4 Flash (Max) or Muse Spark?

DeepSeek V4 Flash (Max) has the edge for math in this comparison, averaging 94.8 versus 32.9. Muse Spark stays close enough that the answer can still flip depending on your workload.

Which is better for agentic tasks, DeepSeek V4 Flash (Max) or Muse Spark?

DeepSeek V4 Flash (Max) has the edge for agentic tasks in this comparison, averaging 63.8 versus 59. Inside this category, GDPval-AA is the benchmark that creates the most daylight between them.

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