Model Comparison

Claude Opus 4.6 vs Qwen3.5-397B-A17B

Claude Opus 4.6 significantly outperforms across most benchmarks. Qwen3.5-397B-A17B is 7.4x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

7 benchmarks

Claude Opus 4.6 outperforms in 7 benchmarks (BrowseComp, GPQA, Humanity's Last Exam, MMMLU, SWE-bench Multilingual, SWE-Bench Verified, Terminal-Bench 2.0), while Qwen3.5-397B-A17B is better at 0 benchmarks.

Claude Opus 4.6 significantly outperforms across most benchmarks.

Tue Apr 07 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Qwen3.5-397B-A17B costs less

For input processing, Claude Opus 4.6 ($5.00/1M tokens) is 8.3x more expensive than Qwen3.5-397B-A17B ($0.60/1M tokens).

For output processing, Claude Opus 4.6 ($25.00/1M tokens) is 6.9x more expensive than Qwen3.5-397B-A17B ($3.60/1M tokens).

In conclusion, Claude Opus 4.6 is more expensive than Qwen3.5-397B-A17B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Apr 07 2026 • llm-stats.com
Anthropic
Claude Opus 4.6
Input tokens$5.00
Output tokens$25.00
Best providerAnthropic
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B
Input tokens$0.60
Output tokens$3.60
Best providerNovita
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude Opus 4.6 accepts 1,000,000 input tokens compared to Qwen3.5-397B-A17B's 262,144 tokens. Claude Opus 4.6 can generate longer responses up to 128,000 tokens, while Qwen3.5-397B-A17B is limited to 64,000 tokens.

Anthropic
Claude Opus 4.6
Input1,000,000 tokens
Output128,000 tokens
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B
Input262,144 tokens
Output64,000 tokens
Tue Apr 07 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Opus 4.6 and Qwen3.5-397B-A17B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Opus 4.6

Text
Images
Audio
Video

Qwen3.5-397B-A17B

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Opus 4.6 is licensed under a proprietary license, while Qwen3.5-397B-A17B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Claude Opus 4.6

Proprietary

Closed source

Qwen3.5-397B-A17B

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Opus 4.6 was released on 2026-02-05, while Qwen3.5-397B-A17B was released on 2026-02-16.

Qwen3.5-397B-A17B is 0 month newer than Claude Opus 4.6.

Claude Opus 4.6

Feb 5, 2026

2 months ago

Qwen3.5-397B-A17B

Feb 16, 2026

1 months ago

1w newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude Opus 4.6 is available from Anthropic. Qwen3.5-397B-A17B is available from Novita.

Claude Opus 4.6

anthropic logo
Anthropic
Input Price:Input: $5.00/1MOutput Price:Output: $25.00/1M

Qwen3.5-397B-A17B

novita logo
Novita
Input Price:Input: $0.60/1MOutput Price:Output: $3.60/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (1,000,000 tokens)
Higher BrowseComp score (84.0% vs 69.0%)
Higher GPQA score (91.3% vs 88.4%)
Higher Humanity's Last Exam score (53.1% vs 28.7%)
Higher MMMLU score (91.1% vs 88.5%)
Higher SWE-bench Multilingual score (77.8% vs 69.3%)
Higher SWE-Bench Verified score (80.8% vs 76.4%)
Higher Terminal-Bench 2.0 score (65.4% vs 52.5%)
Alibaba Cloud / Qwen Team

Qwen3.5-397B-A17B

View details

Alibaba Cloud / Qwen Team

Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Opus 4.6
Alibaba Cloud / Qwen Team
Qwen3.5-397B-A17B

FAQ

Common questions about Claude Opus 4.6 vs Qwen3.5-397B-A17B

Claude Opus 4.6 significantly outperforms across most benchmarks. Claude Opus 4.6 is made by Anthropic and Qwen3.5-397B-A17B is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Claude Opus 4.6 scores Vending-Bench 2: 100.0%, AIME 2025: 99.8%, Tau2 Telecom: 99.3%, Graphwalks parents >128k: 95.4%, MRCR v2 (8-needle): 93.0%. Qwen3.5-397B-A17B scores MMLU-Redux: 94.9%, HMMT 2025: 94.8%, C-Eval: 93.0%, HMMT25: 92.7%, IFEval: 92.6%.
Qwen3.5-397B-A17B is 8.3x cheaper for input tokens. Claude Opus 4.6 costs $5.00/M input and $25.00/M output via anthropic. Qwen3.5-397B-A17B costs $0.60/M input and $3.60/M output via novita.
Claude Opus 4.6 supports 1.0M tokens and Qwen3.5-397B-A17B supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (1.0M vs 262K), input pricing ($5.00 vs $0.60/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
Claude Opus 4.6 is developed by Anthropic and Qwen3.5-397B-A17B is developed by Alibaba Cloud / Qwen Team.