GPT-5.4 (2026-03-05) — benchmark results
March 5, 2026 GPT-5.4 snapshot, tracked when sources report the dated API model. Provider: OpenAI. Released 2026-03-05. Access: API.
Unified ELO 1822 ± 23, rank #124 of 1776 rated models, from 37 benchmark results.
Strongest benchmark results
| Benchmark | Score | Metric | Percentile |
|---|---|---|---|
| Vals AI AIME | 96.67 | Accuracy (%) | 95.8 |
| Vals AI MedQA | 96.09 | Accuracy (%) | 95.7 |
| Vals AI LegalBench | 86.04 | Accuracy (%) | 95.2 |
| Icelandic LLM - GED | 78 | Score (%) | 94.5 |
| Vals AI IOI | 67.83 | Accuracy (%) | 93.1 |
| Icelandic LLM - Belebele-IS | 93.89 | Score (%) | 91.8 |
| Icelandic LLM - Inflection | 96.71 | Score (%) | 91.8 |
| Vals AI GPQA | 91.67 | Accuracy (%) | 91.4 |
| Vals AI MMMU | 87.51 | Accuracy (%) | 90.9 |
| Icelandic LLM Leaderboard - Average | 84.39 | Average Score (%) | 90.1 |
| Icelandic LLM - WikiQA-IS | 49.45 | Score (%) | 89 |
| Icelandic LLM - ARC-Challenge-IS | 94.62 | Score (%) | 87.9 |
Interactive version: theaggregate.ai/model?slug=gpt-5-4-2026-03-05 · How the rankings work · Data refreshed daily, snapshot 2026-07-22.