AI Model Timeline

Tracking the accelerating release frequency of frontier AI models.

GPT-4.5

OpenAI·

LLMsflagshipcloud

Overview

Largest and most capable GPT model with reduced hallucinations and improved EQ.

Capabilities and innovations

Reduced hallucinationsImproved EQLarger contextUnsupervised Learning ScaleImproved Calibration

Benchmarks

BenchmarkScoreSource
GPQA Diamond71.4%unsourced
SWE-bench Verified38.3%unsourced
MMLU90.2%unsourced
  • Humanity’s Last Exam (no tools): not reported by the vendor
  • SWE-bench Pro: benchmark did not exist at release
  • MMLU-Pro: not reported by the vendor
  • Terminal-Bench 2.x: benchmark did not exist at release
  • MMMU-Pro: benchmark did not exist at release

Links

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Data curated by AI Model Timeline. See the methodology for admission criteria, benchmark eras and source priority.