Model Comparison

Claude Opus 4.5 vs Qwen3.7-PlusWhich is better in 2026?

Qwen3.7-Plus has a slight edge in benchmark performance.

Verdict: Claude Opus 4.5 vs Qwen3.7-Plus — which is better?

Claude Opus 4.5 (by Anthropic) and Qwen3.7-Plus (by Alibaba Cloud / Qwen Team) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Claude Opus 4.5 outperforms in 2 benchmarks (MMMLU, SWE-Bench Verified), while Qwen3.7-Plus is better at 3 benchmarks (GPQA, MCP Atlas, Terminal-Bench 2.0). Qwen3.7-Plus has a slight edge in benchmark performance.

Choose Claude Opus 4.5 if…

  • you want predictable pricing at $5.00/M input and $25.00/M output

Choose Qwen3.7-Plus if…

  • you want the strongest raw capability — it leads on 3 of 5 shared benchmarks
  • you want the most recent training data — it shipped May 2026
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Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

Claude Opus 4.5 outperforms in 2 benchmarks (MMMLU, SWE-Bench Verified), while Qwen3.7-Plus is better at 3 benchmarks (GPQA, MCP Atlas, Terminal-Bench 2.0).

Qwen3.7-Plus has a slight edge in benchmark performance.

Wed Jun 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude Opus 4.5 specifies input context (200,000 tokens). Only Claude Opus 4.5 specifies output context (64,000 tokens).

Anthropic
Claude Opus 4.5
Input200,000 tokens
Output64,000 tokens
Alibaba Cloud / Qwen Team
Qwen3.7-Plus
Input- tokens
Output- tokens
Wed Jun 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Opus 4.5 and Qwen3.7-Plus support multimodal inputs.

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

Claude Opus 4.5

Text
Images
Audio
Video

Qwen3.7-Plus

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude Opus 4.5

Proprietary

Closed source

Qwen3.7-Plus

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Opus 4.5 was released on 2025-11-24, while Qwen3.7-Plus was released on 2026-05-31.

Qwen3.7-Plus is 6 months newer than Claude Opus 4.5.

Claude Opus 4.5

Nov 24, 2025

6 months ago

Qwen3.7-Plus

May 31, 2026

2 weeks ago

6mo newer

Knowledge Cutoff

When training data ends

Claude Opus 4.5 has a documented knowledge cutoff of 2025-03-31, while Qwen3.7-Plus's cutoff date is not specified.

We can confirm Claude Opus 4.5's training data extends to 2025-03-31, but cannot make a direct comparison without Qwen3.7-Plus's cutoff date.

Claude Opus 4.5

Mar 2025

Qwen3.7-Plus

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Outputs Comparison

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Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Higher MMMLU score (90.8% vs 89.0%)
Higher SWE-Bench Verified score (80.9% vs 77.7%)
Alibaba Cloud / Qwen Team

Qwen3.7-Plus

View details

Alibaba Cloud / Qwen Team

Higher GPQA score (90.3% vs 87.0%)
Higher MCP Atlas score (73.2% vs 62.3%)
Higher Terminal-Bench 2.0 score (70.3% vs 59.3%)

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Opus 4.5
Alibaba Cloud / Qwen Team
Qwen3.7-Plus

FAQ

Common questions about Claude Opus 4.5 vs Qwen3.7-Plus.

Which is better, Claude Opus 4.5 or Qwen3.7-Plus?

Qwen3.7-Plus has a slight edge in benchmark performance. Claude Opus 4.5 is made by Anthropic and Qwen3.7-Plus is made by Alibaba Cloud / Qwen Team. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude Opus 4.5 compare to Qwen3.7-Plus in benchmarks?

Claude Opus 4.5 scores Tau2 Telecom: 98.2%, MMMLU: 90.8%, Tau2 Retail: 88.9%, GPQA: 87.0%, SWE-Bench Verified: 80.9%. Qwen3.7-Plus scores IFEval: 94.6%, MMLU-Redux: 94.5%, HMMT Feb 26: 92.9%, MRCR v2: 91.7%, OmniDocBench 1.5: 91.4%.

What are the context window sizes for Claude Opus 4.5 and Qwen3.7-Plus?

Claude Opus 4.5 supports 200K tokens and Qwen3.7-Plus supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

Who makes Claude Opus 4.5 and Qwen3.7-Plus?

Claude Opus 4.5 is developed by Anthropic and Qwen3.7-Plus is developed by Alibaba Cloud / Qwen Team.

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