Model results

BrokenArXiv

Choose a shared evaluation protocol to compare model scores. Versions, sources and configurations stay separate.

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

Official source

← All evaluation groups

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=Codex 0.159.0; configuration=GPT-6.1 Sol (max); reasoning effort max; Python and SageMath tools; no internet; budget/time-limit instructions varied across models, see methodology https://matharena.ai/arxiv_august/; 95% CI 9.00%; cost per problem $0.94; model configuration https://matharena.ai/models/openai_gpt_61_sol; result date not supplied; captured 2026-10-15; publisher flags model release after competition release; publisher model endpoint openai/gpt-6.1-sol; publisher does not expose a dated provider revision

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.

GPT-6.1 Sol
openai/gpt-6.1-sol-20260929
86.31%
View modelEvidence independent