Why is this comparison indexable?

It has 6 verifiable comparison points, and both models have pricing or benchmark data.

Are missing metrics invented?

No. Metrics without LMSpeed data are omitted from this report.

Back to models

Data points: 163

Key Takeaways

The readout for Claude Opus 4.6 and Qwen3.5, before the detailed comparison sheet.

Decision read

Claude Opus 4.6

Claude Opus 4.6 currently has the stronger profile, with verified wins split 4 to 2.

Evidence depth

163 data points

Includes 44 benchmark rows, 2 audit samples, and 8 provider examples.

Selection signal

Start with Claude Opus 4.6

The charts below split 54 high-signal samples across speed, scores, and audit health.

Change comparison

Switch either side of this report to compare another model with the same LMSpeed data pipeline.

Model AModel B

Select a different model to open a new comparison URL.

Model compare Claude Opus 4.6 vs Qwen3.5 claude-opus-4-6-vs-qwen3-5	Model A Claude Opus 4.6	Model B Qwen3.5
Overall leader	Leading	Contender
Verified metric wins	4 wins	2 wins
Where it leads	Cheapest input price, Average speed, First-token latency, Provider coverage

Model compare

Claude Opus 4.6 vs Qwen3.5

claude-opus-4-6-vs-qwen3-5

Model A

Claude Opus 4.6

Model B

Qwen3.5

Overall leader

Leading

Contender

Verified metric wins

4 wins

2 wins

Where it leads

Cheapest input price, Average speed, First-token latency, Provider coverage

Benchmark score comparison

Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.

Category performance

Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.

Model A coverage: 7 / 8
Model B coverage: 8 / 8
Shared: 7 shared categories

Claude Opus 4.6Qwen3.5

Avg. score

Claude Opus 4.6

65.5

Avg. score

Qwen3.5

67.7

Selected category

Instruction following

Qwen3.5 leads by 27.5

Professional benchmark details

Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.

Group

Aggregateverified

BenchLM overall score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

86.0

Rank #7/82 · confidence 4 · eval date 2026-02-01

+24.0

Qwen3.5

62.0

Rank #34/82 · confidence 4 · eval date 2026-02-16

Performanceverified

Time to first answer token

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

winner

1.89 s

Rank #31/78 · confidence 4

+62.55 s

Qwen3.5

64.43 s

Rank #70/78 · confidence 4

Performanceverified

Time to first token

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

1.89 s

Rank #51/78 · confidence 4

+0.24 s

Qwen3.5

winner

1.64 s

Rank #48/78 · confidence 4

Performanceverified

Output speed

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

44.3 tok/s

Rank #66/78 · confidence 4

+6.4 tok/s

Qwen3.5

winner

50.7 tok/s

Rank #58/78 · confidence 4

Pricingverified

Input price

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

$5.00/M

Rank #83/95 · confidence 4

+$4.40/M

Qwen3.5

winner

$0.600/M

Rank #45/95 · confidence 4

Pricingverified

Blended price

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

$10.00/M

Rank #83/95 · confidence 4

+$8.65/M

Qwen3.5

winner

$1.35/M

Rank #51/95 · confidence 4

Pricingverified

Output price

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

$25.00/M

Rank #83/95 · confidence 4

+$21.40/M

Qwen3.5

winner

$3.60/M

Rank #53/95 · confidence 4

Reasoningverified

MMLU-Pro

SourceClaude Opus 4.6

Claude Opus 4.6

82.0%

Rank #31/74 · confidence 4 · eval date 2026-02-01

+5.8%

Qwen3.5

winner

87.8%

Rank #5/74 · confidence 4 · eval date 2026-02-16

Reasoningverified

BenchLM Reasoning score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

88.2

Rank #7/57 · confidence 4 · eval date 2026-02-01

+29.8

Qwen3.5

58.4

Rank #30/57 · confidence 4 · eval date 2026-02-16

Reasoningverified

GPQA

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

84.0%

Rank #32/103 · confidence 4

+5.3%

Qwen3.5

winner

89.3%

Rank #14/103 · confidence 4

Reasoningverified

HLE

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

18.6%

Rank #40/103 · confidence 4

+8.7%

Qwen3.5

winner

27.3%

Rank #22/103 · confidence 4

Reasoningverified

CritPt

SourceClaude Opus 4.6

Claude Opus 4.6

winner

2.8

Rank #24/44 · confidence 4 · eval date 2026-02-01

+1.9

Qwen3.5

0.9

Rank #36/44 · confidence 4 · eval date 2026-02-16

Reasoningverified

AA-LCR

SourceClaude Opus 4.6

Claude Opus 4.6

winner

58.3

Rank #36/57 · confidence 4 · eval date 2026-02-01

+0.3

Qwen3.5

58.0

Rank #37/57 · confidence 4 · eval date 2026-02-16

Codingverified

SWE-Rebench

SourceClaude Opus 4.6

Claude Opus 4.6

winner

65.3

Rank #1/10 · confidence 4 · eval date 2026-02-01

+6.4

Qwen3.5

58.9

Rank #6/10 · confidence 3 · eval date 2026-03-04

Codingverified

SWE-bench Verified

SourceClaude Opus 4.6

Claude Opus 4.6

winner

80.8

Rank #6/28 · confidence 4 · eval date 2026-02-01

+4.6

Qwen3.5

76.2

Rank #17/28 · confidence 4 · eval date 2026-02-16

Codingverified

Terminal-Bench Hard

SourceClaude Opus 4.6

Claude Opus 4.6

winner

48.5

Rank #9/59 · confidence 4 · eval date 2026-02-01

+12.9

Qwen3.5

35.6

Rank #26/59 · confidence 4 · eval date 2026-02-16

Codingverified

AA Coding Index

SourceClaude Opus 4.6

Claude Opus 4.6

winner

47.6

Rank #10/61 · confidence 4 · eval date 2026-02-01

+10.1

Qwen3.5

37.4

Rank #28/61 · confidence 4 · eval date 2026-02-16

Codingverified

BenchLM Coding score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

84.9

Rank #13/69 · confidence 4 · eval date 2026-02-01

+18.5

Qwen3.5

66.4

Rank #35/69 · confidence 4 · eval date 2026-02-16

Codingverified

SWE-bench Pro

SourceClaude Opus 4.6

Claude Opus 4.6

winner

53.4

Rank #16/20 · confidence 4 · eval date 2026-02-01

+2.5

Qwen3.5

50.9

Rank #19/20 · confidence 4 · eval date 2026-02-16

Codingverified

AA-SciCode

SourceClaude Opus 4.6

Claude Opus 4.6

winner

45.7

Rank #21/63 · confidence 4 · eval date 2026-02-01

+4.6

Qwen3.5

41.1

Rank #32/63 · confidence 4 · eval date 2026-02-16

Codingverified

SciCode

SourceClaude Opus 4.6 (Non-reasoning, High Effort)

Claude Opus 4.6

winner

45.7%

Rank #22/101 · confidence 4

+3.7%

Qwen3.5

42.0%

Rank #37/101 · confidence 4

Mathverified

BenchLM Math score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

86.3

Rank #13/51 · confidence 4 · eval date 2026-02-01

+13.0

Qwen3.5

73.3

Rank #21/51 · confidence 4 · eval date 2026-02-16

Knowledgeverified

SuperGPQA

SourceClaude Opus 4.6

Claude Opus 4.6

winner

95.0

Rank #1/8 · confidence 4 · eval date 2026-02-01

+24.6

Qwen3.5

70.4

Rank #5/8 · confidence 4 · eval date 2026-02-16

Knowledgeverified

AA-Omniscience Accuracy

SourceClaude Opus 4.6

Claude Opus 4.6

winner

45.2

Rank #8/58 · confidence 4 · eval date 2026-02-01

+20.9

Qwen3.5

24.3

Rank #40/58 · confidence 4 · eval date 2026-02-16

Knowledgeverified

BenchLM Knowledge score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

90.1

Rank #9/67 · confidence 4 · eval date 2026-02-01

+19.0

Qwen3.5

71.1

Rank #25/67 · confidence 4 · eval date 2026-02-16

Knowledgeverified

AA-GPQA Diamond

SourceClaude Opus 4.6

Claude Opus 4.6

84.0

Rank #29/63 · confidence 4 · eval date 2026-02-01

+2.1

Qwen3.5

winner

86.1

Rank #21/63 · confidence 4 · eval date 2026-02-16

Knowledgeverified

Artificial Analysis Intelligence Index

SourceClaude Opus 4.6

Claude Opus 4.6

winner

37.8

Rank #23/66 · confidence 4 · eval date 2026-02-01

+5.8

Qwen3.5

32.0

Rank #34/66 · confidence 4 · eval date 2026-02-16

Knowledgeverified

AA-Omniscience Hallucination Rate

SourceClaude Opus 4.6

Claude Opus 4.6

76.0

Rank #29/58 · confidence 4 · eval date 2026-02-01

+3.8

Qwen3.5

winner

79.8

Rank #25/58 · confidence 4 · eval date 2026-02-16

Knowledgeverified

AA-HLE

SourceClaude Opus 4.6

Claude Opus 4.6

18.6

Rank #32/63 · confidence 4 · eval date 2026-02-01

+0.2

Qwen3.5

winner

18.8

Rank #31/63 · confidence 4 · eval date 2026-02-16

Multilingualverified

BenchLM Multilingual score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

100.0

Rank #1/50 · confidence 4 · eval date 2026-02-01

+28.2

Qwen3.5

71.8

Rank #16/50 · confidence 4 · eval date 2026-02-16

Multimodalverified

ScreenSpot Pro

SourceClaude Opus 4.6

Claude Opus 4.6

winner

83.1

Rank #4/8 · confidence 4 · eval date 2026-02-01

+17.5

Qwen3.5

65.6

Rank #7/8 · confidence 4 · eval date 2026-02-16

Multimodalverified

MMMU-Pro

SourceClaude Opus 4.6

Claude Opus 4.6

77.3

Rank #11/15 · confidence 4 · eval date 2026-02-01

+1.7

Qwen3.5

winner

79.0

Rank #7/15 · confidence 4 · eval date 2026-02-16

Multimodalverified

BenchLM Multimodal Grounded score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

76.7

Rank #15/60 · confidence 4 · eval date 2026-02-01

+11.6

Qwen3.5

65.1

Rank #28/60 · confidence 4 · eval date 2026-02-16

Multimodalverified

AA-MMMU-Pro

SourceClaude Opus 4.6

Claude Opus 4.6

winner

72.5

Rank #17/34 · confidence 4 · eval date 2026-02-01

+19.8

Qwen3.5

52.7

Rank #32/34 · confidence 4 · eval date 2026-02-16

Instruction followingverified

BenchLM Instruction Following score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

95.3

Rank #3/56 · confidence 4 · eval date 2026-02-01

+10.5

Qwen3.5

84.8

Rank #15/56 · confidence 4 · eval date 2026-02-16

Instruction followingverified

AA-IFBench

SourceClaude Opus 4.6

Claude Opus 4.6

44.6

Rank #38/60 · confidence 4 · eval date 2026-02-01

+7.0

Qwen3.5

winner

51.6

Rank #34/60 · confidence 4 · eval date 2026-02-16

Agentsverified

Claw-Eval

SourceClaude Opus 4.6

Claude Opus 4.6

winner

70.4

Rank #1/21 · confidence 4 · eval date 2026-02-01

+13.6

Qwen3.5

56.8

Rank #14/21 · confidence 4 · eval date 2026-02-16

Agentsverified

BrowseComp

SourceClaude Opus 4.6

Claude Opus 4.6

winner

83.7

Rank #4/13 · confidence 4 · eval date 2026-02-01

+21.7

Qwen3.5

62.0

Rank #10/13 · confidence 4 · eval date 2026-02-16

Agentsverified

OSWorld-Verified

SourceClaude Opus 4.6

Claude Opus 4.6

winner

72.7

Rank #5/13 · confidence 4 · eval date 2026-02-01

+14.7

Qwen3.5

58.0

Rank #11/13 · confidence 3 · eval date 2026-03-04

Agentsverified

Gert Labs

SourceClaude Opus 4.6

Claude Opus 4.6

winner

61.9

Rank #8/36 · confidence 4 · eval date 2026-02-01

+15.1

Qwen3.5

46.8

Rank #21/36 · confidence 4 · eval date 2026-02-16

Agentsverified

AA Agentic Index

SourceClaude Opus 4.6

Claude Opus 4.6

winner

64.2

Rank #9/57 · confidence 4 · eval date 2026-02-01

+10.9

Qwen3.5

53.3

Rank #26/57 · confidence 4 · eval date 2026-02-16

Agentsverified

BenchLM Agentic score

SourceClaude Opus 4.6

Claude Opus 4.6

winner

80.2

Rank #9/69 · confidence 4 · eval date 2026-02-01

+26.2

Qwen3.5

54.0

Rank #35/69 · confidence 4 · eval date 2026-02-16

Agentsverified

Terminal-Bench 2.0

SourceClaude Opus 4.6

Claude Opus 4.6

winner

65.4

Rank #9/24 · confidence 4 · eval date 2026-02-01

+12.9

Qwen3.5

52.5

Rank #19/24 · confidence 4 · eval date 2026-02-16

Agentsverified

Tau2-Telecom

SourceClaude Opus 4.6

Claude Opus 4.6

winner

84.8

Rank #22/58 · confidence 4 · eval date 2026-02-01

+0.9

Qwen3.5

83.9

Rank #26/58 · confidence 4 · eval date 2026-02-16

API audit comparison

Latest completed audits from shared providers, with four safety and integrity score groups plus report links.

Provider	Claude Opus 4.6	Qwen3.5
Winner: Claude Opus 4.6	Claude Opus 4.6 claude-opus-4-6 Audit score 89 56

Provider examples

Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.

Provider	Claude Opus 4.6	Qwen3.5
10 tests	Claude Opus 4.6 claude-opus-4-6-thinking speed / latency 84 tok/s / 3916ms input / output $0.429/M / $2.14/M

When to choose each model

This report only uses LMSpeed data for Claude Opus 4.6 and Qwen3.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.

Guidance	Claude Opus 4.6	Qwen3.5
When to choose each model	Claude Opus 4.6 Claude Opus 4.6 is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Provider coverage.	Qwen3.5 Qwen3.5 is stronger when you prioritize Free providers, Recent tests.

FAQ

TL;DR: Claude Opus 4.6 leads across 163 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.

Why is this comparison indexable?: It has 6 verifiable comparison points, and both models have pricing or benchmark data.
Are missing metrics invented?: No. Metrics without LMSpeed data are omitted from this report.

Continue from Claude Opus 4.6 vs Qwen3.5 into nearby model comparisons with enough verified LMSpeed data.

Model metadata	Claude Opus 4.6 exposes 1M tokens; notable signals: Text input, Image input, File input, Text output.	Qwen3.5 exposes 262.1K tokens; notable signals: Text input, Image input, Text output, Tool calling.
Developer	Anthropic	No data
Context window	1M tokens	262.1K tokens
Max output	128K tokens	262.1K tokens
Released	Feb 2026	Mar 2026
Modalities	Input TextImageFile Output Text	Input TextImagevideo Output Text
Features	Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning	Text inputImage inputText outputTool callingStructured outputsJSON modeReasoning
Parameters	No data	9B
Tokenizer	Claude	Qwen3
Knowledge cutoff	No data	No data
OpenRouter ID	anthropic/claude-opus-4.6	qwen/qwen3.5-9b
References	No data	No data

Key Takeaways

Change comparison

Claude Opus 4.6 vs Qwen3.5

Claude Opus 4.6

Qwen3.5

Benchmark score comparison

Category performance

Professional benchmark details

BenchLM overall score

Time to first answer token

Time to first token

Output speed

Input price

Blended price

Output price

MMLU-Pro

BenchLM Reasoning score

GPQA

HLE

CritPt

AA-LCR

SWE-Rebench

SWE-bench Verified

Terminal-Bench Hard

AA Coding Index

BenchLM Coding score

SWE-bench Pro

AA-SciCode

SciCode

BenchLM Math score

SuperGPQA

AA-Omniscience Accuracy

BenchLM Knowledge score

AA-GPQA Diamond

Artificial Analysis Intelligence Index

AA-Omniscience Hallucination Rate

AA-HLE

BenchLM Multilingual score

ScreenSpot Pro

MMMU-Pro

BenchLM Multimodal Grounded score

AA-MMMU-Pro

BenchLM Instruction Following score

AA-IFBench

Claw-Eval

BrowseComp

OSWorld-Verified

Gert Labs

AA Agentic Index

BenchLM Agentic score

Terminal-Bench 2.0

Tau2-Telecom

API audit comparison

Provider examples

When to choose each model

FAQ

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