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Claude Sonnet 5.5 vs Qwen4-Max-Preview

Comparing Claude Sonnet 5.5 and Qwen4-Max-Preview across benchmarks, pricing, and capabilities.

Anthropic · Alibaba Cloud / Qwen Team · Updated for 2026

Which is better?

Claude Sonnet 5.5 and Qwen4-Max-Preview trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude Sonnet 5.5

  • you want predictable pricing at $2.00/M input and $10.00/M output

Choose Qwen4-Max-Preview

  • you want the most recent training data — it shipped Nov 2026

At a glance

The differences that matter most.

Claude Sonnet 5.5
Anthropic
Qwen4-Max-Preview
Alibaba Cloud / Qwen Team
Benchmark wins
—
—
Input price
$2.00 / M
— / M
Output price
$10.00 / M
— / M
Context window
1,000,000
—

Individual benchmarks

47 reported for Claude Sonnet 5.5 · 0 for Qwen4-Max-Preview

No common benchmarks found

Claude Sonnet 5.5 and Qwen4-Max-Previewdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Claude Sonnet 5.5 specifies input context (1,000,000 tokens). Only Claude Sonnet 5.5 specifies output context (128,000 tokens).

Anthropic
Claude Sonnet 5.5
Input1,000,000 tokens
Output128,000 tokens
Alibaba Cloud / Qwen Team
Qwen4-Max-Preview
Input- tokens
Output- tokens
Thu Nov 12 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Sonnet 5.5 and Qwen4-Max-Preview support multimodal inputs.

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

Claude Sonnet 5.5

Text
Images
Audio
Video

Qwen4-Max-Preview

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 Sonnet 5.5

Proprietary

Closed source

Qwen4-Max-Preview

Proprietary

Closed source

Release Timeline

When each model was launched

Claude Sonnet 5.5 was released on 2026-09-28, while Qwen4-Max-Preview was released on 2026-11-11.

Qwen4-Max-Preview is 1 month newer than Claude Sonnet 5.5.

Claude Sonnet 5.5

Sep 28, 2026

1 months ago

Qwen4-Max-Preview

Nov 11, 2026

1 days ago

1mo newer

Knowledge Cutoff

When training data ends

Claude Sonnet 5.5 has a documented knowledge cutoff of 2026-06-01, while Qwen4-Max-Preview's cutoff date is not specified.

We can confirm Claude Sonnet 5.5's training data extends to 2026-06-01, but cannot make a direct comparison without Qwen4-Max-Preview's cutoff date.

Claude Sonnet 5.5

Jun 2026

Qwen4-Max-Preview

—

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Sonnet 5.5 and Qwen4-Max-Preview side-by-side, then vote on the output you prefer.

Claude Sonnet 5.5
✓ Preferred
Qwen4-Max-Preview
Open in Playground

FAQ

Common questions about Claude Sonnet 5.5 vs Qwen4-Max-Preview.

Which is better, Claude Sonnet 5.5 or Qwen4-Max-Preview?

Claude Sonnet 5.5 (Anthropic) and Qwen4-Max-Preview (Alibaba Cloud / Qwen Team) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Claude Sonnet 5.5 compare to Qwen4-Max-Preview in benchmarks?

Claude Sonnet 5.5 scores BenchCAD (with Python tool): 96.3%, ArXivMath (with tools): 95.2%, Global-MMLU: 92.1%, MILU: 91.6%, SWE-bench Multilingual: 90.3%.

What are the context window sizes for Claude Sonnet 5.5 and Qwen4-Max-Preview?

Claude Sonnet 5.5 supports 1.0M tokens and Qwen4-Max-Preview 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 Sonnet 5.5 and Qwen4-Max-Preview?

Claude Sonnet 5.5 is developed by Anthropic and Qwen4-Max-Preview is developed by Alibaba Cloud / Qwen Team.

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