Which is better, Claude Opus 4.5 or Qwen3.5 35B A3B?

Across 66 shared benchmarks tracked on Vector Wire, Claude Opus 4.5 leads on 45 and Qwen3.5 35B A3B leads on 21 — Claude Opus 4.5 leads on more. Strengths differ by axis; the table below shows every head-to-head number with provenance.

SEEDRefresh Models —Deals —Regulatory —Sources —

Claude Opus 4.5 vs Qwen3.5 35B A3B

AnthropicvsAlibaba66 shared benchmarks45–21 head-to-head

Benchmark	Claude Opus 4.5	Qwen3.5 35B A3B
AA Agentic Index	59.6	44.1
AA Intelligence	41.9	29.9
AA-LCR	76	68.3
AA-Omniscience	14	-48.1
aime_2026	95.1	93.3
Artificial Analysis Coding Index	47.8	37
browsecomp	37	61
browsecomp_zh	62.4	69.5
C-Eval	92.2	90.2
CC-OCR	76.9	80.7
charxiv_rq	68.5	77.5
Claw Eval (pass@3)	59.6	51
Claw-Eval Avg	76.6	65.4
coding_arena_elo	1495	1250
critpt	4.6	0.9
ERQA	46.8	64.8
gdpval	47.3	20.3
GPQA Diamond	87	84.5
HLE	30.8	47.4
hmmt_feb_2025	92.9	89
hmmt_feb_2026	85.3	81.8
hmmt_nov_2025	93.3	89.2
IFBench	58	72.5
imo_answer_bench	84	76.8
LiveCodeBench v6	84.8	74.6
longbench_v2	64.4	59
mathvision	77.1	83.9
MathVista	80.2	86.2
MCP Atlas	69.8	62.4
MLVU	81.7	85.6
mmlu_redux	95.6	93.3
MMLU-Pro	90	85.3
mmmlu	90.8	85.2
MMMU	80.7	81.4
MMMU-Pro	74	75.1
MMStar	73.2	81.9
MMVU	77.3	72.3
multichallenge	59	60
MV-Bench	67.2	74.8
nl2repo	43.2	20.5
OCRBench	86.5	91
OmniDocBench 1.5	87.7	89.3
OmniScience Accuracy	46.6	20.1
OmniScience Non-Hallucination	39	14.6
OSWorld-Verified	66.3	54.5
QwenClawBench	52.3	47.7
QwenWebBench	1536	978
RealWorldQA	77	84.1
scicode	50	37.7
Seal-0	47.7	41.4
SimpleVQA	69.7	58.3
SkillsBench Avg5	45.3	4.4
supergpqa	70.6	63.4
SWE-bench Multilingual	77.5	60.3
SWE-bench Pro	57.1	44.6
SWE-bench Verified	81.5	70
Terminal-Bench 2.0	59.3	40.5
Terminal-Bench Hard	47	26.5
tool_decathlon	43.5	28.7
vectara_answer_rate	98.7	99.8
vectara_avg_summary_length	114.5	94.9
vectara_factual_consistency	89.1	89.5
vectara_hallucination_rate ↓	10.9	10.5
VideoMMMU	84.4	80.4
ZeroBench	3	0.1
τ²-Bench Telecom (AA run)	89.5	89.2

Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing.