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Model comparison

DeepSeek V4 Flash (High) vs DeepSeek V4 Flash (Max)

Data verified

Head-to-head evidence from 38 shared benchmark results across 7 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

Sibling matchup inside the DeepSeek V4 family.

53.95/100
No comparison
N/A
0 category wins4 category wins

Public leaderboard positions: DeepSeek V4 Flash (High) #92 (Estimated); DeepSeek V4 Flash (Max) unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. DeepSeek V4 Flash (High) and DeepSeek V4 Flash (Max) share 38 comparable benchmark results. 4 of 8 categories are comparable. 0 results are unique to DeepSeek V4 Flash (High); 7 to DeepSeek V4 Flash (Max).

Updated July 23, 2026
Shared results
38
DeepSeek V4 Flash (High) only
0
DeepSeek V4 Flash (Max) only
7
Comparable categories
4 / 8

DeepSeek V4 Flash (High) makes more sense if you want this variant’s specific profile, while DeepSeek V4 Flash (Max) is the cleaner fit if agentic is the priority.

Confidence note. This is a partial-evidence comparison with 38 shared benchmark results across 7 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 (High) and DeepSeek V4 Flash (Max) sit in the same DeepSeek V4 family. This page is less about two unrelated model lineages and more about how the siblings trade off on benchmark shape, token costs, and practical limits like context window.

DeepSeek V4 Flash (High) and DeepSeek V4 Flash (Max) 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.

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 (High) and DeepSeek V4 Flash (Max)
CategoryDeepSeek V4 Flash (High)ΔDeepSeek V4 Flash (Max)
AgenticDeepSeek V4 Flash (High)55.3Margin→ 8.5DeepSeek V4 Flash (Max)63.8
KnowledgeDeepSeek V4 Flash (High)52.1Margin→ 3.2DeepSeek V4 Flash (Max)55.3
MathDeepSeek V4 Flash (High)91.9Margin→ 2.9DeepSeek V4 Flash (Max)94.8
CodingDeepSeek V4 Flash (High)68.5Margin→ 0.3DeepSeek V4 Flash (Max)68.8

Decisive benchmark drivers

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

More
A · DeepSeek V4 Flash (High)B · DeepSeek V4 Flash (Max)

  1. BrowseComp

    Agentic
    Source ↗
    A 53.5%B 73.2%
    Winner: DeepSeek V4 Flash (Max)Δ 19.7
    BrowseComp: DeepSeek V4 Flash (High) scored 53.5%; DeepSeek V4 Flash (Max) scored 73.2%. DeepSeek V4 Flash (Max) wins this benchmark.

  2. HLE

    Knowledge
    Source ↗
    A 29.4%B 34.8%
    Winner: DeepSeek V4 Flash (Max)Δ 5.4
    HLE: DeepSeek V4 Flash (High) scored 29.4%; DeepSeek V4 Flash (Max) scored 34.8%. DeepSeek V4 Flash (Max) wins this benchmark.

  3. SimpleQA

    Knowledge
    Source ↗
    A 28.9%B 34.1%
    Winner: DeepSeek V4 Flash (Max)Δ 5.2
    SimpleQA: DeepSeek V4 Flash (High) scored 28.9%; DeepSeek V4 Flash (Max) scored 34.1%. DeepSeek V4 Flash (Max) wins this benchmark.

  4. HMMT Feb 2026

    Math
    Source ↗
    A 91.9%B 94.8%
    Winner: DeepSeek V4 Flash (Max)Δ 2.9
    HMMT Feb 2026: DeepSeek V4 Flash (High) scored 91.9%; DeepSeek V4 Flash (Max) scored 94.8%. DeepSeek V4 Flash (Max) wins this benchmark.

  5. GPQA

    Knowledge
    Source ↗
    A 87.4%B 88.1%
    Winner: DeepSeek V4 Flash (Max)Δ 0.7
    GPQA: DeepSeek V4 Flash (High) scored 87.4%; DeepSeek V4 Flash (Max) scored 88.1%. 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 (High)DeepSeek V4 Flash (Max)Comparison
Input / output priceUSD per 1M tokensDeepSeek V4 Flash (High)$0.14 input / $0.28 outputDeepSeek V4 Flash (Max)$0.14 input / $0.28 outputListed prices are equal.
Generation speedtokens per secondDeepSeek V4 Flash (High)Not availableDeepSeek V4 Flash (Max)Not availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenDeepSeek V4 Flash (High)Not availableDeepSeek V4 Flash (Max)Not availableA complete latency comparison is not available.
Context windowmaximum listed tokensDeepSeek V4 Flash (High)1MDeepSeek V4 Flash (Max)1MListed context windows are equal.

Benchmark Deep Dive

AgenticDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
Terminal-Bench 2.0Source 56.6%56.9%DeepSeek V4 Flash (Max) leads
BrowseCompSource 53.5%73.2%DeepSeek V4 Flash (Max) leads
HLE w/ toolsSource 40.3%45.1%DeepSeek V4 Flash (Max) leads
MCP AtlasSource 67.4%69%DeepSeek V4 Flash (Max) leads
ToolathlonSource 43.5%47.8%DeepSeek V4 Flash (Max) leads
τ²-bench resultsSource 95.6%95%DeepSeek V4 Flash (High) leads
AA Agentic IndexSource 28.2%31.1%DeepSeek V4 Flash (Max) leads
GDPval-AASource 32.4%34.4%DeepSeek V4 Flash (Max) leads
GDPval-AASource 11471189DeepSeek V4 Flash (Max) leads
AA BriefcaseSource —831Not 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
CodingDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
CodeforcesSource 2816.03052.0DeepSeek V4 Flash (Max) leads
SWE-bench VerifiedSource 78.6%79%DeepSeek V4 Flash (Max) leads
SWE-bench ProSource 52.3%52.6%DeepSeek V4 Flash (Max) leads
SWE MultilingualSource 70.2%73.3%DeepSeek V4 Flash (Max) leads
Terminal-Bench 2.0Source 56.6%56.9%DeepSeek V4 Flash (Max) leads
AA-SciCodeSource 42.0%44.9%DeepSeek V4 Flash (Max) leads
AA Coding IndexSource 52.0%56.2%DeepSeek V4 Flash (Max) leads
Reasoning
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
MRCR 1MSource 76.9%78.7%DeepSeek V4 Flash (Max) leads
CorpusQA 1MSource 59.3%60.5%DeepSeek V4 Flash (Max) leads
AA-LCRSource 62.7%63.0%DeepSeek V4 Flash (Max) leads
CritPtSource 3.4%7.1%DeepSeek V4 Flash (Max) leads
KnowledgeDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
MMLU-ProSource 86.4%86.2%DeepSeek V4 Flash (High) leads
SimpleQASource 28.9%34.1%DeepSeek V4 Flash (Max) leads
Chinese-SimpleQASource 73.2%78.9%DeepSeek V4 Flash (Max) leads
GPQASource 87.4%88.1%DeepSeek V4 Flash (Max) leads
GPQA-DSource 87.4%88.1%DeepSeek V4 Flash (Max) leads
HLESource 29.4%34.8%DeepSeek V4 Flash (Max) leads
Artificial Analysis Intelligence IndexSource 37.5%40.3%DeepSeek V4 Flash (Max) leads
AA-GPQA DiamondSource 86.7%89.4%DeepSeek V4 Flash (Max) leads
AA-HLESource 27.8%32.1%DeepSeek V4 Flash (Max) leads
AA-Omniscience IndexSource -22.3%-22.9%DeepSeek V4 Flash (High) leads
AA-Omniscience AccuracySource 35.5%37.2%DeepSeek V4 Flash (Max) leads
AA-Omniscience Hallucination RateSource 89.7%95.8%DeepSeek V4 Flash (High) leads
AA Openness IndexSource —50.0%Not comparable
MathDeepSeek V4 Flash (Max) wins
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
HMMT Feb 2026Source 91.9%94.8%DeepSeek V4 Flash (Max) leads
IMOAnswerBenchSource 85.1%88.4%DeepSeek V4 Flash (Max) leads
ApexSource 19.1%33.0%DeepSeek V4 Flash (Max) leads
Apex ShortlistSource 72.1%85.7%DeepSeek V4 Flash (Max) leads
Multimodal
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
Design Arena WebsiteSource 12381238Tie
Inst. Following
BenchmarkDeepSeek V4 Flash (High)DeepSeek V4 Flash (Max)Result
AA-IFBenchSource 73.5%79.2%DeepSeek V4 Flash (Max) leads
Frequently Asked Questions (5)

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

DeepSeek V4 Flash (High) and DeepSeek V4 Flash (Max) are sibling variants in the DeepSeek V4 family, so the right pick depends on whether you value the better benchmark line, cheaper tokens, or the larger context window. They are tied on the BenchAlign leaderboard on the current data.

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

DeepSeek V4 Flash (Max) has the edge for knowledge tasks in this comparison, averaging 55.3 versus 52.1. Inside this category, AA-Omniscience Hallucination Rate is the benchmark that creates the most daylight between them.

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

DeepSeek V4 Flash (Max) has the edge for coding in this comparison, averaging 68.8 versus 68.5. Inside this category, Codeforces is the benchmark that creates the most daylight between them.

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

DeepSeek V4 Flash (Max) has the edge for math in this comparison, averaging 94.8 versus 91.9. Inside this category, Apex is the benchmark that creates the most daylight between them.

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

DeepSeek V4 Flash (Max) has the edge for agentic tasks in this comparison, averaging 63.8 versus 55.3. Inside this category, GDPval-AA is the benchmark that creates the most daylight between them.

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