MarketsArtificial IntelligenceOpenAI's GPT-5.4 Pro Achieves Milestone IQ Score on MESNA TestOpenAI's GPT-5.4 Pro has reached a remarkable IQ score of 150 on the MESNA Norway test, placing it in the top 0.04% of h...Apr 5, 2026, 11:31 AMGPT-5.4 ProOpenAI
