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Alibaba Cloud (Qwen)Qwen3.6-35B-A3BVSAnthropicClaude Opus 5

Analysis by:the whichllmmodel Editorial Team|Updated: June 2026

Our Take

We recommend Claude Opus 5 if you need peak intelligence and a much larger context window for full-repo analysis, or the free Qwen3.6-35B-A3B if you want zero API costs and total offline privacy. While Claude Opus 5 offers superior reasoning capability, Qwen3.6-35B-A3B runs entirely on your own local hardware. Choose Claude Opus 5 for repository-scale analysis, or Qwen3.6-35B-A3B for zero-cost offline privacy and complex codebases, multi-file repositories, and architectural planning.
▶WHY?
Benchmark Calculations & Evidence:
  • Reasoning Accuracy: Both models were evaluated on the GPQA Diamond benchmark. Claude Opus 5 scored 93.7%, while Qwen3.6-35B-A3B scored 86% (+7.7% gap).
  • Coding Performance: Both models were evaluated on the SWE-bench Pro benchmark. Claude Opus 5 scored 79.2%, while Qwen3.6-35B-A3B scored 49.5% (+29.7% gap).
  • Context Window: Claude Opus 5 supports a 1M context window, while Qwen3.6-35B-A3B supports 262k.
  • Hosting Model: Qwen3.6-35B-A3B runs locally for $0 API costs, while Claude Opus 5 is a cloud API.
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    Model Specs

    Qwen3.6-35B-A3B

    Open Source
    🤗HF

    Benchmarks & Scores

    Coding (swe-bench-pro)
    49.5%

    complex codebases, multi-file repositories, and architectural planning

    Reasoning (gpqa-diamond)
    86%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)
    Self HostLocal execution (zero API fees)
    Context Window
    262.14k tokens
    Model Specs

    Claude Opus 5

    Website

    Benchmarks & Scores

    Coding (swe-bench-pro)Winner (+29.7%)
    79.2%

    complex codebases, multi-file repositories, and architectural planning

    Reasoning (gpqa-diamond)Winner (+7.7%)
    93.7%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)
    $10.00Input: $5.00 | Output: $25.00
    Context WindowLarger
    1.05M tokens
    Read our data collection methodology

    Frequently Asked Questions about Qwen3.6-35B-A3B vs Claude Opus 5

    Claude Opus 5 is better for coding tasks on this benchmark. It scores 79.2% on swe-bench-pro (complex codebases, multi-file repositories, and architectural planning) compared to Qwen3.6-35B-A3B which scores 49.5%.

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