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Claude Opus 4.6 vs Qwen3.8 Max (0902)

Updated October 21, 2026. 81 benchmarks have a result for both. Coding is ranked on the Vibe Coding Index; every other board is shown as published.

Replace Claude Opus 4.6 Replace Qwen3.8 Max (0902)
Claude Opus 4.6Anthropic
Coding
66.9
Overall
31.9
Output $/M
$25.00
48
Qwen3.8 Max (0902)Qwen
Coding
63.5
Overall
45.4
Output $/M
$6.00
33
vs boards won of 81 shared

Decision reading

Pick Claude Opus 4.6 for coding: it scores 66.9 on the Vibe Coding Index against 63.5 for Qwen3.8 Max (0902).

Pick Qwen3.8 Max (0902) when output tokens cost 4.2x less, or when a solved task costs $1.32 against $1.56.

Model AClaude Opus 4.6Anthropic66.9/1002 independent benchmarks$1.56 per solved taskModel BQwen3.8 Max (0902)Qwen63.5/1002 independent benchmarks$1.32 per solved task
Shared results
81
Claude Opus 4.6 only
27
Qwen3.8 Max (0902) only
32
Like-for-like categories
8 of 9

Shared results can support a head-to-head reading. Results only one model has describe coverage, not superiority.

Which one for your work

Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.

At a glance

Coding index
Claude Opus 4.6 66.9 from 2 benchmarks, Qwen3.8 Max (0902) 63.5 from 2 benchmarks.
Widest category
Math, 8.4 points apart on average over 6 shared benchmarks.
Widest single gap
Chess puzzles: Claude Opus 4.6 21.0% against Qwen3.8 Max (0902) 46.0%, 25.0 points apart on a 0 to 100 scale.
Output price
Claude Opus 4.6 $25.00 against Qwen3.8 Max (0902) $6.00 per million output tokens, 4.2x apart.
Context window
Both take 1M tokens.

Benchmark by benchmark

First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.

Boards won, where both have a result
CategoryClaude Opus 4.6BarsQwen3.8 Max (0902)Ties
Coding27
Intelligence02
Agentic work05
Reasoning57
Math24
Knowledge101
Web design25
General272
All shared boards4833
CodingLike-for-likeFour of these boards feed the Vibe Coding Index27
Coding benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
SWE-bench Verified75.6%Not measuredOnly Claude Opus 4.6 measured
SWE-bench Multilingual72.0%Not measuredOnly Claude Opus 4.6 measured
LiveBench codingNot measured60.3%Only Qwen3.8 Max (0902) measured
LMArena WebDev15471674Qwen3.8 Max (0902)
AA Coding IndexNot measured76.2Only Qwen3.8 Max (0902) measured
LiveCodeBench (Vals AI)84.7%87.8%Qwen3.8 Max (0902)
SWE-bench Verified (Vals AI)78.2%85.6%Qwen3.8 Max (0902)
Terminal-Bench 4 (Vals AI)Not measured34.3%Only Qwen3.8 Max (0902) measured
Vibe Code Bench (Vals AI)57.6%64.7%Qwen3.8 Max (0902)
Code migration (Vals AI)Not measured24.0%Only Qwen3.8 Max (0902) measured
ProgramBench (Vals AI)Not measured0.0%Only Qwen3.8 Max (0902) measured
IOI (Vals AI)Not measured68.9%Only Qwen3.8 Max (0902) measured
Terminal-Bench 2.1 (Vals AI)Not measured67.4%Only Qwen3.8 Max (0902) measured
SWE-bench Multimodal (Vals AI)Not measured42.5%Only Qwen3.8 Max (0902) measured
Vibe Code Bench 1-100 (Vals AI)Not measured12.8%Only Qwen3.8 Max (0902) measured
SkillsBench (Vals AI)Not measured42.0%Only Qwen3.8 Max (0902) measured
CyberBench (Vals AI)Not measured28.6%Only Qwen3.8 Max (0902) measured
SciCodeNot measured53.2%Only Qwen3.8 Max (0902) measured
Terminal-Bench Hard (Artificial Analysis run)48.5%Not measuredOnly Claude Opus 4.6 measured
Terminal-Bench79.8%Not measuredOnly Claude Opus 4.6 measured
FrontierCode26.6%Not measuredOnly Claude Opus 4.6 measured
FrontierSWENot measured17.8%Only Qwen3.8 Max (0902) measured
GSO-Bench41.2%Not measuredOnly Claude Opus 4.6 measured
WeirdML78.0%Not measuredOnly Claude Opus 4.6 measured
Cybench93.0%Not measuredOnly Claude Opus 4.6 measured
LMArena Text: coding15341502Claude Opus 4.6
LMArena Text: software and IT15271498Claude Opus 4.6
LMArena WebDev: React15391692Qwen3.8 Max (0902)
LMArena WebDev: HTML15591649Qwen3.8 Max (0902)
LMArena WebDev: from an image15431637Qwen3.8 Max (0902)
Neither model has a result on the other 8 boards here
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index02
Intelligence benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
AA Intelligence Index31.945.4Qwen3.8 Max (0902)
Epoch Capabilities Index155.7157.4Qwen3.8 Max (0902)
Agentic workLike-for-likePublic boards, shown as published, kept out of the index05
Agentic work benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
AA Agentic IndexNot measured56.0Only Qwen3.8 Max (0902) measured
Design Arena: agents building web apps12061301Qwen3.8 Max (0902)
Design Arena: agents building full-stack apps12201305Qwen3.8 Max (0902)
Design Arena: agents building mobile apps12071223Qwen3.8 Max (0902)
Design Arena: agents building Android apps12041207Qwen3.8 Max (0902)
Design Arena: agents building Godot gamesNot measured1234Only Qwen3.8 Max (0902) measured
Design Arena: agents building games1214Not measuredOnly Claude Opus 4.6 measured
Design Arena: PowerPoint slidesNot measured1257Only Qwen3.8 Max (0902) measured
Design Arena: spreadsheetsNot measured868Only Qwen3.8 Max (0902) measured
LiveBench researchNot measured69.9%Only Qwen3.8 Max (0902) measured
LiveBench browserNot measured32.0%Only Qwen3.8 Max (0902) measured
LiveBench long agenticNot measured42.3%Only Qwen3.8 Max (0902) measured
Finance Agent (Vals AI)Not measured50.6%Only Qwen3.8 Max (0902) measured
Tax Agent Bench (Vals AI)Not measured32.1%Only Qwen3.8 Max (0902) measured
Legal Research Bench (Vals AI)Not measured47.6%Only Qwen3.8 Max (0902) measured
Excel Modeling Benchmark (Vals AI)Not measured60.1%Only Qwen3.8 Max (0902) measured
Terminal-Bench-Science (Vals AI)Not measured12.9%Only Qwen3.8 Max (0902) measured
τ²-Bench Telecom92.1%Not measuredOnly Claude Opus 4.6 measured
APEX-Agents46.3%63.3%Qwen3.8 Max (0902)
METR time horizons78.9%Not measuredOnly Claude Opus 4.6 measured
Remote Labor Index4.2%Not measuredOnly Claude Opus 4.6 measured
DeepResearch Bench55.3%Not measuredOnly Claude Opus 4.6 measured
Vending-Bench 2$8,018Not measuredOnly Claude Opus 4.6 measured
LMArena SearchNot measured1261Only Qwen3.8 Max (0902) measured
Neither model has a result on the other 15 boards here
ReasoningLike-for-likePublic boards, shown as published, kept out of the index57
Reasoning benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
GPQA Diamond89.7%93.7%Qwen3.8 Max (0902)
LiveBench reasoningNot measured88.2%Only Qwen3.8 Max (0902) measured
MysteryMechanism (Vals AI)Not measured23.9%Only Qwen3.8 Max (0902) measured
MMMU Pro (Vals AI)83.9%88.0%Qwen3.8 Max (0902)
GPQA Diamond (Artificial Analysis run)89.6%92.8%Qwen3.8 Max (0902)
Humanity's Last Exam (Artificial Analysis run)39.9%43.1%Qwen3.8 Max (0902)
GPQA Diamond (Epoch AI run)90.5%92.7%Qwen3.8 Max (0902)
ARC-AGI94.0%Not measuredOnly Claude Opus 4.6 measured
ARC-AGI-269.2%Not measuredOnly Claude Opus 4.6 measured
SimpleBench67.6%Not measuredOnly Claude Opus 4.6 measured
Chess puzzles21.0%46.0%Qwen3.8 Max (0902)
Mystery game puzzles25.0%38.0%Qwen3.8 Max (0902)
EBR-bench12.7%Not measuredOnly Claude Opus 4.6 measured
LMArena Text: hard prompts15251496Claude Opus 4.6
LMArena Text: expert15441507Claude Opus 4.6
LMArena Text: hard prompts in English15301503Claude Opus 4.6
LMArena Vision: diagrams13401323Claude Opus 4.6
LMArena Vision: homework13371336Claude Opus 4.6
Neither model has a result on the other 3 boards here
MathLike-for-likePublic boards, shown as published, kept out of the index24
Math benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
AIME95.6%Not measuredOnly Claude Opus 4.6 measured
OTIS Mock AIME94.4%100.0%Qwen3.8 Max (0902)
FrontierMath, tiers 1 to 366.0%74.7%Qwen3.8 Max (0902)
FrontierMath, tier 426.8%46.3%Qwen3.8 Max (0902)
ProofBench50.0%58.0%Qwen3.8 Max (0902)
LMArena Text: math15181501Claude Opus 4.6
LMArena Text: mathematical work15251491Claude Opus 4.6
Neither model has a result on the other 6 boards here
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index101
Knowledge benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
MMLU Pro89.1%88.6%Claude Opus 4.6
LegalBench (Vals AI)85.3%83.6%Claude Opus 4.6
CaseLaw (Vals AI)62.1%Not measuredOnly Claude Opus 4.6 measured
CorpFin (Vals AI)67.0%65.8%Claude Opus 4.6
TaxEval (Vals AI)76.0%75.5%Claude Opus 4.6
MortgageTax (Vals AI)68.5%64.0%Claude Opus 4.6
MedQA (Vals AI)95.4%Not measuredOnly Claude Opus 4.6 measured
MedCode (Vals AI)49.1%40.7%Claude Opus 4.6
SimpleQA Verified47.0%47.3%Qwen3.8 Max (0902)
LMArena Text: science15191512Claude Opus 4.6
LMArena Text: medicine and healthcare15041503Claude Opus 4.6
LMArena Text: legal and government15121492Claude Opus 4.6
LMArena Text: business and finance14971480Claude Opus 4.6
Neither model has a result on the other 4 boards here
Web designLike-for-likePublic boards, shown as published, kept out of the index25
Web design benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
Design Arena: websites12911275Claude Opus 4.6
Design Arena: UI components12841340Qwen3.8 Max (0902)
Design Arena: game dev12781313Qwen3.8 Max (0902)
Design Arena: data viz12791281Qwen3.8 Max (0902)
Design Arena: 3D12741337Qwen3.8 Max (0902)
Design Arena: all code categories12891293Qwen3.8 Max (0902)
Design Arena: SVG1227Not measuredOnly Claude Opus 4.6 measured
Design Arena: ASCII art12541201Claude Opus 4.6
LiveBench designNot measured78.6%Only Qwen3.8 Max (0902) measured
GeneralLike-for-likePublic boards, shown as published, kept out of the index272
General benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
LiveBench data analysisNot measured78.4%Only Qwen3.8 Max (0902) measured
Public Benefits Bench (Vals AI)Not measured67.1%Only Qwen3.8 Max (0902) measured
SAGE (Vals AI)51.6%51.2%Claude Opus 4.6
MedScribe (Vals AI)86.7%85.0%Claude Opus 4.6
Vals Multimodal IndexNot measured65.4%Only Qwen3.8 Max (0902) measured
IFBench53.1%Not measuredOnly Claude Opus 4.6 measured
Long context reasoning (AA-LCR)78.0%80.3%Qwen3.8 Max (0902)
DTBench91.2%92.0%Qwen3.8 Max (0902)
LMCA55.8%46.2%Claude Opus 4.6
CL-bench20.7%Not measuredOnly Claude Opus 4.6 measured
Furniture assembly28.3%20.0%Claude Opus 4.6
CL-bench Life17.0%Not measuredOnly Claude Opus 4.6 measured
LMArena Text15011483Claude Opus 4.6
LMArena Text: instruction following15211481Claude Opus 4.6
LMArena Text: creative writing15051477Claude Opus 4.6
LMArena Vision13161313Claude Opus 4.6
LMArena Text: English15111491Claude Opus 4.6
LMArena Text: non-English14881473Claude Opus 4.6
LMArena Text: Chinese15511539Claude Opus 4.6
LMArena Text: German15001478Claude Opus 4.6
LMArena Text: Japanese14881473Claude Opus 4.6
LMArena Text: Korean14641460Claude Opus 4.6
LMArena Text: French15121498Claude Opus 4.6
LMArena Text: Spanish15101489Claude Opus 4.6
LMArena Text: Russian14971482Claude Opus 4.6
LMArena Text: Polish14991471Claude Opus 4.6
LMArena Text: multi-turn15111489Claude Opus 4.6
LMArena Text: longer queries15181488Claude Opus 4.6
LMArena Text: writing and language15021477Claude Opus 4.6
LMArena Text: entertainment and media14921464Claude Opus 4.6
LMArena Vision: English13241311Claude Opus 4.6
LMArena Vision: Chinese13701358Claude Opus 4.6
LMArena Vision: reading text13261322Claude Opus 4.6
LMArena Vision: humor13141304Claude Opus 4.6
LMArena Vision: recognizing things1274Not measuredOnly Claude Opus 4.6 measured
LMArena Vision: creative writing13311312Claude Opus 4.6
LMArena Document1507Not measuredOnly Claude Opus 4.6 measured
Neither model has a result on the other 9 boards here
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
Image generation benchmarks for Claude Opus 4.6 and Qwen3.8 Max (0902)
BenchmarkClaude Opus 4.6Qwen3.8 Max (0902)Leader
Neither model has a result on 5 boards here

What each workload costs

Three fixed token mixes at each model's listed price, so per-token rates become a bill.

Chat turn

1K input + 500 output tokens

Claude Opus 4.6$0.018Fits in one request
Qwen3.8 Max (0902)$0.0050Fits in one request

Qwen3.8 Max (0902) costs less

Repository review

50K input + 3K output tokens

Claude Opus 4.6$0.325Fits in one request
Qwen3.8 Max (0902)$0.118Fits in one request

Qwen3.8 Max (0902) costs less

Agent loop

200K input + 10K output tokens

Claude Opus 4.6$1.25Fits in one request
Qwen3.8 Max (0902)$0.460Fits in one request

Qwen3.8 Max (0902) costs less

Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.

Specification differences

The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.

Specifications of Claude Opus 4.6 and Qwen3.8 Max (0902)
SpecificationAnthropic Claude Opus 4.6Qwen3.8 Max (0902)
MakerAnthropicQwen
WeightsNo public weights listedNo public weights listed
ReleasedFebruary 4, 2026September 3, 2026
Context window1M1M
Input $/Mtok$5.00$2.00
Output $/Mtok$25.00$6.00
Coding index66.963.5
Independent measurements behind it22
Cost per solved task$1.56$1.32
SourceOpenRouter listingOpenRouter listing

Questions

Is Claude Opus 4.6 better than Qwen3.8 Max (0902) for coding?

Pick Claude Opus 4.6 for coding: it scores 66.9 on the Vibe Coding Index against 63.5 for Qwen3.8 Max (0902). Pick Qwen3.8 Max (0902) when output tokens cost 4.2x less, or when a solved task costs $1.32 against $1.56.

Which is cheaper, Claude Opus 4.6 or Qwen3.8 Max (0902)?

Claude Opus 4.6 costs $5.00 per million input tokens and $25.00 per million output tokens; Qwen3.8 Max (0902) costs $2.00 and $6.00. Per solved SWE-bench Verified task, Claude Opus 4.6 costs $1.56 and Qwen3.8 Max (0902) $1.32.

Which has the bigger context window, Claude Opus 4.6 or Qwen3.8 Max (0902)?

Neither: both take 1M tokens.

How many benchmarks is the Claude Opus 4.6 vs Qwen3.8 Max (0902) comparison based on?

81 benchmarks have a result for both models as of October 21, 2026. Claude Opus 4.6's coding index rests on 2 independent benchmarks and Qwen3.8 Max (0902)'s on 2. Where only one model has a result, the page says so instead of naming a winner.

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