GPT-5 Mini (Medium): benchmark results

GPT-5 Mini evaluated at the medium reasoning-effort setting. Provider: OpenAI. Released 2025-08-07. Access: API.

Unified ELO 1608 ± 1, rank #396 of 1761 rated models, from 81 benchmark results.

Strongest benchmark results

BenchmarkScoreMetricPercentile
Elimination Game (Lechmazur)5.73TrueSkill μ96.6
SLR-Bench - Easy98Accuracy (%)95.5
MATH Level 596.79Accuracy (%)92.6
SLR-Bench - Hard23Accuracy (%)91.8
SLR-Bench - Medium50Accuracy (%)89.1
AA IFBench71.16Accuracy (%)86.6
SLR-Bench - Basic100Accuracy (%)86.4
FormationEval96.4Accuracy (%)85.2
AI for Education Pedagogy - Technology84.91Accuracy (%)85.1
AA Omniscience - Software Engineering (SWE) - JavaScript40.91Accuracy (%)83.4
AA AIME 202585Accuracy (%)83.1
NYT Connections Older Models54.9Score (%)82.7

Interactive version: theaggregate.ai/model?slug=gpt-5-mini-medium · How It Works · Data refreshed daily, snapshot 2026-09-05.