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Model comparison

Claude Opus 5 vs Qwen3.6 Plus

Data verified

Head-to-head evidence from 19 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

Anthropic
85.88/100
Margin
21.4pts
← winning
64.48/100
4 category wins1 category wins

Public leaderboard positions: Claude Opus 5 #1 (Estimated); Qwen3.6 Plus #33 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude Opus 5 and Qwen3.6 Plus share 19 comparable benchmark results. 5 of 8 categories are comparable. 60 results are unique to Claude Opus 5; 41 to Qwen3.6 Plus.

Updated July 24, 2026
Shared results
19
Claude Opus 5 only
60
Qwen3.6 Plus only
41
Comparable categories
5 / 8

Pick Claude Opus 5 if you want the stronger benchmark profile. Qwen3.6 Plus only becomes the better choice if multimodal & grounded is the priority.

Confidence note. This is a partial-evidence comparison with 19 shared benchmark results across 5 evidence categories; 5 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

Claude Opus 5 is clearly ahead on the BenchAlign aggregate, 85.88 to 64.48. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Claude Opus 5's sharpest advantage is in agentic, where it averages 90.8 against 61.6. The single biggest benchmark swing on the page is HLE, 64.7% to 28.8%. Qwen3.6 Plus does hit back in multimodal & grounded, so the answer changes if that is the part of the workload you care about most.

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 Claude Opus 5 and Qwen3.6 Plus
CategoryClaude Opus 5ΔQwen3.6 Plus
AgenticClaude Opus 590.8Margin 29.2Qwen3.6 Plus61.6
ReasoningClaude Opus 590.4Margin 28.4Qwen3.6 Plus62.0
CodingClaude Opus 589.5Margin 19.2Qwen3.6 Plus70.3
MultimodalClaude Opus 566.9Margin 12.9Qwen3.6 Plus79.8
KnowledgeClaude Opus 564.7Margin 7.6Qwen3.6 Plus57.1
MathClaude Opus 5Not measuredMarginNo overlapQwen3.6 Plus60.5
MultilingualClaude Opus 5Not measuredMarginNo overlapQwen3.6 Plus84.7
Inst. FollowingClaude Opus 5Not measuredMarginNo overlapQwen3.6 Plus82.3

Decisive benchmark drivers

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

More
A · Claude Opus 5B · Qwen3.6 Plus
  1. HLE

    Knowledge
    Source ↗
    A 64.7%B 28.8%
    Winner: Claude Opus 5Δ 35.9
    HLE: Claude Opus 5 scored 64.7%; Qwen3.6 Plus scored 28.8%. Claude Opus 5 wins this benchmark.
  2. SWE-bench Pro

    Coding
    Source ↗
    A 79.2%B 56.6%
    Winner: Claude Opus 5Δ 22.6
    SWE-bench Pro: Claude Opus 5 scored 79.2%; Qwen3.6 Plus scored 56.6%. Claude Opus 5 wins this benchmark.
  3. SWE-bench Verified

    Coding
    Source ↗
    A 96%B 78.8%
    Winner: Claude Opus 5Δ 17.2
    SWE-bench Verified: Claude Opus 5 scored 96%; Qwen3.6 Plus scored 78.8%. Claude Opus 5 wins this benchmark.

Operational comparison

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

MetricClaude Opus 5Qwen3.6 PlusComparison
Input / output priceUSD per 1M tokensClaude Opus 5$5 input / $25 outputQwen3.6 PlusNot availableA complete price comparison is not available.
Generation speedtokens per secondClaude Opus 5Not availableQwen3.6 PlusNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenClaude Opus 5Not availableQwen3.6 PlusNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensClaude Opus 5Not availableQwen3.6 Plus1MA complete context comparison is not available.

Benchmark Deep Dive

AgenticClaude Opus 5 wins
BenchmarkClaude Opus 5Qwen3.6 PlusResult
FrontierBench v0.1Source 43.3%Not comparable
BrowseCompSource 90.8%Not comparable
HLE w/ toolsSource 64.7%Not comparable
DeepSearchQASource 95.0%Not comparable
DRACOSource 88.6%Not comparable
BrowseComp (10-agent, prerelease)Source 93.6%Not comparable
OSWorld 2.0Source 70.6%Not comparable
MCP AtlasSource 85.8%48.2%Claude Opus 5 leads
MCP-Atlas claim coverageSource 89.1%Not comparable
LAB all-pass (Anthropic harness)Source 23.58%Not comparable
LAB criterion-pass (Anthropic harness)Source 93.74%Not comparable
LAB all-pass (Harvey held-out)Source 11.7%Not comparable
LAB criterion-pass (Harvey held-out)Source 94.1%Not comparable
GDPval-AASource 18611139Claude Opus 5 leads
Toolathlon-VerifiedSource 80.6%Not comparable
Toolathlon Verified Pass@3Source 87.0%Not comparable
Toolathlon Verified Pass³Source 73.1%Not comparable
Toolathlon Verified avg. turnsSource 23.5 turnsNot comparable
AutomationBenchSource 26.0%Not comparable
AA Agentic IndexSource 55.3%27.6%Claude Opus 5 leads
GDPval-AASource 68.0%31.9%Claude Opus 5 leads
AA Tau3 BankingSource 30.3%Not comparable
AA BriefcaseSource 1720Not comparable
aaTerminalBench21Source 89.1%Not comparable
Terminal-Bench 2.0Source 61.6%Not comparable
Claw-EvalSource 58.8%Not comparable
QwenClawBenchSource 57.2%Not comparable
τ³-bench resultsSource 70.7%Not comparable
VITA-BenchSource 44.3%Not comparable
DeepPlanningSource 41.5%Not comparable
ToolathlonSource 39.8%Not comparable
MCP-TasksSource 74.1%Not comparable
WideResearchSource 74.3%Not comparable
τ²-bench resultsSource 97.7%Not comparable
Gert LabsSource 50.60%Not comparable
ResearchClawBenchSource 18.0%Not comparable
CodingClaude Opus 5 wins
BenchmarkClaude Opus 5Qwen3.6 PlusResult
SWE-bench VerifiedSource 96%78.8%Claude Opus 5 leads
SWE-bench ProSource 79.2%56.6%Claude Opus 5 leads
SWE MultilingualSource 89.5%73.8%Claude Opus 5 leads
SWE MultimodalSource 59.4%Not comparable
deepSweSource 68.8%Not comparable
FrontierCode 1.1 MainSource 53.4%Not comparable
FrontierCode 1.1 ExtendedSource 63.6%Not comparable
ProgramBench (episode 1)Source 83.0%Not comparable
ProgramBenchSource 93.0%Not comparable
cursorBench32Source 70.0%Not comparable
AA Coding IndexSource 78.0%54.5%Claude Opus 5 leads
AA-SciCodeSource 55.7%40.7%Claude Opus 5 leads
LiveCodeBench v6Source 87.1%Not comparable
Vibe Code BenchSource 25.56%Not comparable
ReasoningClaude Opus 5 wins
BenchmarkClaude Opus 5Qwen3.6 PlusResult
ARC-AGI-1Source 97.50%Not comparable
ARC-AGI-2Source 90.4%Not comparable
ARC-AGI-3Source 30.2%Not comparable
AA-LCRSource 70.0%69.7%Claude Opus 5 leads
CritPtSource 29.1%2.9%Claude Opus 5 leads
AI-NeedleSource 68.3%Not comparable
LongBench v2Source 62%Not comparable
KnowledgeClaude Opus 5 wins
BenchmarkClaude Opus 5Qwen3.6 PlusResult
HLESource 64.7%28.8%Claude Opus 5 leads
HLE w/o toolsSource 56.3%Not comparable
HealthBench (raw)Source 67.1%Not comparable
HealthBench (length-adjusted)Source 57.8%Not comparable
HealthBench ProfessionalSource 59.8%Not comparable
HealthBench Professional (raw)Source 73.4%Not comparable
BioMysteryBench (human-solvable)Source 90.1%Not comparable
BioMysteryBench (human-difficult)Source 49.4%Not comparable
SpatialBench VerifiedSource 72.5%Not comparable
SingleCellBenchSource 60.6%Not comparable
ProteinGym HardSource 47.7%Not comparable
Protein DesignSource 42.5%Not comparable
Organic chemistry V2Source 61.6%Not comparable
Protocols (troubleshooting)Source 61.1%Not comparable
Protocols (understanding)Source 78.4%Not comparable
Artificial Analysis Intelligence IndexSource 60.7%39.6%Claude Opus 5 leads
AA-GPQA DiamondSource 93.2%88.2%Claude Opus 5 leads
AA-HLESource 52.6%25.7%Claude Opus 5 leads
AA-Omniscience IndexSource 31.3%2.7%Claude Opus 5 leads
AA-Omniscience AccuracySource 54.2%26.2%Claude Opus 5 leads
AA-Omniscience Hallucination RateSource 50.1%32.0%Qwen3.6 Plus leads
GPQASource 90.4%Not comparable
SuperGPQASource 71.6%Not comparable
MMLU-ProSource 88.5%Not comparable
MMLU-ReduxSource 94.5%Not comparable
C-EvalSource 93.3%Not comparable
Math
BenchmarkClaude Opus 5Qwen3.6 PlusResult
IMO 2026Source 42/42Not comparable
RiemannBench (no tools)Source 60.0%Not comparable
RiemannBench (tools)Source 79.0%Not comparable
ArXivMath Jun. 2026 (no tools)Source 90.8%Not comparable
ArXivMath Jun. 2026 (tools)Source 91.3%Not comparable
AIME26Source 95.3%Not comparable
HMMT Feb 2025Source 96.7%Not comparable
HMMT Nov 2025Source 94.6%Not comparable
HMMT Feb 2026Source 87.8%Not comparable
MMAnswerBenchSource 83.8%Not comparable
FrontierMath v2 (Tiers 1-3)Source 26.207%Not comparable
FrontierMath v2 (Tier 4)Source 8.333%Not comparable
Multilingual
BenchmarkClaude Opus 5Qwen3.6 PlusResult
GMMLUSource 92.5%Not comparable
MILUSource 92.1%Not comparable
INCLUDESource 89.8%Not comparable
MMLU-ProXSource 84.7%Not comparable
NOVA-63Source 57.9%Not comparable
MultimodalQwen3.6 Plus wins
BenchmarkClaude Opus 5Qwen3.6 PlusResult
Chartography (no tools)Source 29.6%Not comparable
Chartography (tools)Source 83.0%Not comparable
BenchCAD Vision2Code (no tools)Source 0.366Not comparable
BenchCAD Vision2Code (tools)Source 0.821Not comparable
GDP.pdf (no tools)Source 83.4%Not comparable
GDP.pdf (tools)Source 85.5%Not comparable
OfficeQASource 78.1%Not comparable
OfficeQA ProSource 66.9%Not comparable
AA-MMMU-ProSource 84.7%78.0%Claude Opus 5 leads
MMMUSource 86.0%Not comparable
MMMU-ProSource 78.8%Not comparable
MathVisionSource 88.0%Not comparable
VideoMMMUSource 84.0%Not comparable
ScreenSpot ProSource 68.2%Not comparable
CharXivSource 81.5%Not comparable
V*Source 96.9%Not comparable
Design Arena WebsiteSource 1249Not comparable
Inst. Following
BenchmarkClaude Opus 5Qwen3.6 PlusResult
IFEvalSource 94.3%Not comparable
IFBenchSource 75.8%Not comparable
AA-IFBenchSource 75.2%Not comparable
Frequently Asked Questions (6)

Which is better, Claude Opus 5 or Qwen3.6 Plus?

Claude Opus 5 is ahead on BenchLM's BenchAlign leaderboard, 85.88 to 64.48. The biggest single separator in this matchup is HLE, where the scores are 64.7% and 28.8%.

Which is better for knowledge tasks, Claude Opus 5 or Qwen3.6 Plus?

Claude Opus 5 has the edge for knowledge tasks in this comparison, averaging 64.7 versus 57.1. Inside this category, HLE is the benchmark that creates the most daylight between them.

Which is better for coding, Claude Opus 5 or Qwen3.6 Plus?

Claude Opus 5 has the edge for coding in this comparison, averaging 89.5 versus 70.3. Inside this category, AA Coding Index is the benchmark that creates the most daylight between them.

Which is better for reasoning, Claude Opus 5 or Qwen3.6 Plus?

Claude Opus 5 has the edge for reasoning in this comparison, averaging 90.4 versus 62. Inside this category, CritPt is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Claude Opus 5 or Qwen3.6 Plus?

Claude Opus 5 has the edge for agentic tasks in this comparison, averaging 90.8 versus 61.6. Inside this category, GDPval-AA is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Claude Opus 5 or Qwen3.6 Plus?

Qwen3.6 Plus has the edge for multimodal and grounded tasks in this comparison, averaging 79.8 versus 66.9. Inside this category, AA-MMMU-Pro is the benchmark that creates the most daylight between them.

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Last updated: July 24, 2026