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BrokenArXiv

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Atlas snapshot captured 10/19/2026, 10:20:28 AM UTC. This is an import timestamp, not the evaluation date. Coverage may be incomplete.

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BrokenArXiv August 2026

Source
MathArena (reviewed publisher results)
Version
2026-08-native-harness
Measurement date
Not reported
Metric
% · Higher is better
Evaluation scope
Mean rubric points normalized to percent; 56 questions; 0–3 grading, full credit requires identifying the statement as false; not binary accuracy; August 2026 dataset; harness=Antigravity CLI; configuration=Gemini 3.8 Flash; Python and SageMath tools; no internet; budget/time-limit instructions varied across models, see methodology https://matharena.ai/arxiv_august/; 95% CI 6.74%; cost per problem $0.60; result date not supplied; captured 2026-09-17; publisher flags model release after competition release

Fewer than two comparable models. No ranking is assigned. Missing metadata is shown as unreported; matching imported metadata is not independent verification of the protocol.

  1. Gemini 3.8 Flash

    google/gemini-3.8-flash-20260902

    27.38%

BrokenArXiv model results | VibeLeaderboard