AI Progress Tracker

    GLM 5.3 Flash · glm-5.3-flash

    Z.ai · 20 Aug 2026

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    benchmarks

    GLM 5.3 Flash’s release details, specifications, pricing, and benchmark results: Not yet confirmed by public reporting. Security coverage concerning GLM 5.2’s defensive role does not establish a GLM 5.3 Flash vulnerability.

    context: 1.3Mtextimagevideo$0.01 / $0.20 per 1M tokens (in / out)

    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 questions90.2%26 Aug 2026View
    OTIS Mock AIME 2024-25Competition mathematics93.9%26 Aug 2026View
    LMArena TextHuman preference Elo from blind chat votes (not a percentage)1472 Elo22 Oct 2026View
    LMArena WebDevHuman preference Elo for building web apps (not a percentage)1608 Elo23 Oct 2026View

    Weighted mean of 2 verified benchmark results: GPQA Diamond 90.2%, OTIS Mock AIME 2024-25 93.9%.

    Security & risk dashboardLatest vulnerabilities, advisories and real-world incidents for GLM 5.3 Flash

    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.