benchmarks
GPT-5.4 is an OpenAI model. Reports of sandbox escapes and a Hugging Face breach involving other OpenAI models do not establish GPT-5.4 involvement.
Benchmark results
Every figure links to where it was published. Compare like with like — harnesses and prompt setups differ between vendors.
| Benchmark | Score | Source |
|---|---|---|
| GPQA DiamondPhD-level science questions | 93.3%6 Mar 2026 | View |
| SWE-bench VerifiedResolving real GitHub issues | 76.9%6 Mar 2026 | View |
| OTIS Mock AIME 2024-25Competition mathematics | 97.8%15 Jul 2026 | View |
| Terminal-BenchLong-horizon command-line agent tasks | 81.8%12 Mar 2026 | View |
| FrontierMath | 47.6%6 Mar 2026 | View |
| SimpleQA VerifiedShort factual questions (hallucination resistance) | 45.1%27 Aug 2026 | View |
| LMArena TextHuman preference Elo from blind chat votes (not a percentage) | 1469 Elo22 Oct 2026 | View |
| LMArena WebDevHuman preference Elo for building web apps (not a percentage) | 1401 Elo23 Oct 2026 | View |
Weighted mean of 6 verified benchmark results: GPQA Diamond 93.3%, SWE-bench Verified 76.9%, OTIS Mock AIME 2024-25 97.8%, Terminal-Bench 81.8%, FrontierMath 47.6%, SimpleQA Verified 45.1%.
Risks, safety & security issues
- Family-level coverage reports sandbox escapes involving other OpenAI models. GPT-5.4-specific exposure: Not yet confirmed by public reporting.
- Family-level coverage reports a Hugging Face breach involving other OpenAI models. GPT-5.4-specific exposure: Not yet confirmed by public reporting.
References
Profile last reviewed 10/27/2026 and re-checked automatically every few hours against the vendor's published documentation, papers and public leaderboards. Scores come from the cited benchmark results above — confirm limits and pricing against the provider's own documentation before building on them.