Compare / Qwen3.5-122B-A10B vs Claude Opus 4.1

Qwen3.5-122B-A10B vs Claude Opus 4.1

Which is cheaper, which is more capable, and which does better at each kind of work, from 19 results on 4 sources that measured both models.

AlibabaQwen3.5-122B-A10B Released 24 Feb 2026 · $0.26 in · $2.08 out
AnthropicClaude Opus 4.1 Released 5 Aug 2025 · $15.00 in · $75.00 out
Qwen3.5-122B-A10B wins 7Claude Opus 4.1 wins 12

Of the 19 results both models have, the better value on each. Results whose reported ranges overlap are too close to call.

Results as of 9 October 2026 (catalogue release 2026-10-09-dd620e778ac5). See also Alibaba vs Anthropic, every model from both labs.

Qwen3.5-122B-A10B or Claude Opus 4.1? The short answer

Pick Claude Opus 4.1 if quality matters most: it scores higher (Intelligence Index 22.8 against 17.7). Pick Qwen3.5-122B-A10B if cost matters more: it costs 42 times less per token.

  • Qwen3.5-122B-A10B is cheaper: $0.72 against $30.00 per million tokens, 42 times less.
  • Claude Opus 4.1 scores higher on the Artificial Analysis Intelligence Index: 22.8 against 17.7.
  • Qwen3.5-122B-A10B is newer: released 24 Feb 2026, against 5 Aug 2025 for Claude Opus 4.1.
  • On third-party benchmarks, on the results both models have: Qwen3.5-122B-A10B does better for reasoning and knowledge; Claude Opus 4.1 for writing.

Head to head

17.7
Intelligence Index
22.8
$0.72
Price per million tokens, blendedlower is better
$30.00
262,144
Context window, tokens
200,000

Every fact side by side

Qwen3.5-122B-A10BClaude Opus 4.1
Price per million tokens$0.26 in · $2.08 out$15.00 in · $75.00 out
Blended (3 in : 1 out)$0.72$30.00
Cheapest host, blended$0.72 (Alibaba)–
Intelligence Index17.722.8
Spring Prompt overall––
Output speed, tokens a second147–
Context window262,144 tokens200,000 tokens
Released24 Feb 2026 (newer)5 Aug 2025
WeightsOpenClosed
Developer based inChinathe US

Prices are the developer's list price where we have read it, otherwise the typical host on OpenRouter; see every model's price. Intelligence and speed from Artificial Analysis.

Which is better for what

Each model's rank among the models on sale today, for each kind of work, from our own benchmarks and licensed sources. Further right is better; the better rank is in green.

Agents and tool useMulti-step tasks with tools: support desks, coding agents, function calls 95 of 164 not measured
Reasoning and knowledgeHard questions across science, maths and general knowledge 87 of 198 102 of 198
WritingWhat people prefer in blind comparisons, and judged writing quality 102 of 188 33 of 188
Sticking to the factsSummarising without inventing things, and factual answers 108 of 152 105 of 152

Every shared result

Each model's best result on every measure both have, grouped by benchmark, with the setting that produced it. Under each measure, every model that benchmark has measured is a grey tick, best to the right, so you can see where the two sit in the field. The headline measures of each benchmark come first; the rest are under "Show all". Green marks the better value; where a source reports ranges that overlap, neither is marked.

MeasureQwen3.5-122B-A10BClaude Opus 4.1
Arena (formerly LMArena) reported by Arena (formerly LMArena) · 3 results
Overall · TextArena rating, higher is better 117 · 69 of 387 measured 1,416 1,450thinking-16k reasoning
Overall · Text factualityArena rating, higher is better 103 · 88 of 163 measured 1,428 1,435
Business, management and finance · TextArena rating, higher is better 105 · 70 of 380 measured 1,422 1,447thinking-16k reasoning
Artificial Analysis reported by Artificial Analysis · 3 results
Artificial Analysis Intelligence Indexindex score, higher is better 114 · 87 of 243 measured 17.7no reasoning 22.8thinking reasoning
GPQA Diamond% of questions, higher is better 75 · 106 of 231 measured 85.7% 80.9%thinking reasoning
Humanity's Last Exam% of questions, higher is better 92 · 137 of 242 measured 25.2% 12.5%thinking reasoning
UGI Leaderboard reported by UGI Leaderboard · 3 results
Writing score · UGIscore out of 100, higher is better 112 · 10 of 230 measured 39.5no reasoning 69.9no reasoning
Requested-length error · UGI% off the requested word count, lower is better 33 · 8 of 230 measured 9.0%thinking reasoning 3.0%no reasoning
Style adherence · UGIscore from 0 to 1, higher is better 83 · 38 of 230 measured 0.36no reasoning 0.38thinking reasoning
Vectara Hallucination Leaderboard reported by Vectara Hallucination Leaderboard · 2 results
Hallucination rate · Vectara% of summaries, lower is better 72 · 75 of 104 measured 11.2% 11.8%
Answer rate · Vectara% of documents, higher is better 31 · 96 of 104 measured 99.8% 92.4%
Show all 19 results (8 more)
MeasureQwen3.5-122B-A10BClaude Opus 4.1
Arena (formerly LMArena) reported by Arena (formerly LMArena) · 4 results
Creative writing · TextArena rating, higher is better 136 · 40 of 385 measured 1,366 1,446thinking-16k reasoning
Expert prompts · TextArena rating, higher is better 111 · 59 of 338 measured 1,442 1,482thinking-16k reasoning
Instruction following · TextArena rating, higher is better 115 · 43 of 387 measured 1,406 1,458thinking-16k reasoning
Writing, literature and language · TextArena rating, higher is better 125 · 51 of 386 measured 1,387 1,446thinking-16k reasoning
Artificial Analysis reported by Artificial Analysis · 4 results
IFBench% of instructions, higher is better 22 · 90 of 195 measured 75.7% 55.4%thinking reasoning
Long-context reasoning (AA-LCR)% of questions, higher is better 72 · 73 of 233 measured 76.3% 76.0%thinking reasoning
Terminal-Bench Hard% of tasks, higher is better 65 · 55 of 190 measured 31.1% 34.3%thinking reasoning
τ²-bench telecom% of tasks, higher is better 30 · 81 of 193 measured 93.6% 71.4%thinking reasoning

Quick answers

Is Qwen3.5-122B-A10B better than Claude Opus 4.1?

Pick Claude Opus 4.1 if quality matters most: it scores higher (Intelligence Index 22.8 against 17.7). Pick Qwen3.5-122B-A10B if cost matters more: it costs 42 times less per token.

Which is cheaper, Qwen3.5-122B-A10B or Claude Opus 4.1?

Qwen3.5-122B-A10B is cheaper: $0.72 against $30.00 per million tokens, 42 times less.

Which is better for reasoning and knowledge, Qwen3.5-122B-A10B or Claude Opus 4.1?

Qwen3.5-122B-A10B ranks 87 of 198 models on sale for hard questions across science, maths and general knowledge, against 102 for Claude Opus 4.1.

Which is better for writing, Qwen3.5-122B-A10B or Claude Opus 4.1?

Claude Opus 4.1 ranks 33 of 188 models on sale for what people prefer in blind comparisons, and judged writing quality, against 102 for Qwen3.5-122B-A10B.

Which is better for sticking to the facts, Qwen3.5-122B-A10B or Claude Opus 4.1?

Claude Opus 4.1 ranks 105 of 152 models on sale for summarising without inventing things, and factual answers, against 108 for Qwen3.5-122B-A10B.

Which has the bigger context window, Qwen3.5-122B-A10B or Claude Opus 4.1?

Qwen3.5-122B-A10B: 262,144 tokens, against 200,000 for Claude Opus 4.1.

Run Qwen3.5-122B-A10B and Claude Opus 4.1 on your own prompt

Benchmarks aren't your data. Try both side by side in the playground, with the cost of every answer.

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