AI Progress Tracker

    Qwen3.5 Plus · qwen3.5-plus

    Alibaba · 16 Feb 2026

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    benchmarks

    Qwen3.5 Plus is an Alibaba Qwen-family model. Not yet confirmed by public reporting.

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    Benchmark results

    Every figure links to where it was published. Compare like with like — harnesses and prompt setups differ between vendors.

    BenchmarkScoreSource
    GPQA DiamondPhD-level science questions84.8%7 Aug 2026View
    OTIS Mock AIME 2024-25Competition mathematics86.7%7 Aug 2026View
    FrontierMath21%14 May 2026View
    SimpleQA VerifiedShort factual questions (hallucination resistance)25.4%27 Aug 2026View

    Weighted mean of 4 verified benchmark results: GPQA Diamond 84.8%, OTIS Mock AIME 2024-25 86.7%, FrontierMath 21%, SimpleQA Verified 25.4%.

    Capabilities

    • Not yet confirmed by public reporting.

    What improved

    • Not yet confirmed by public reporting.

    Known flaws & limitations

    • Not yet confirmed by public reporting.

    Risks, safety & security issues

    • Not yet confirmed by public reporting.

    Good fit for

    • Not yet confirmed by public reporting.

    Poor fit for

    • Not yet confirmed by public reporting.
    Security & risk dashboardLatest vulnerabilities, advisories and real-world incidents for Qwen3.5 Plus

    References

    Profile last reviewed 10/27/2026 and re-checked automatically every few hours against the vendor's published documentation, papers and public leaderboards. Scores come from the cited benchmark results above — confirm limits and pricing against the provider's own documentation before building on them.