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International Physics Olympiad 2025 (Theory) (IPhO 2025 (Theory))

We show this table for reference; we do not rank on it.

Data verified 34 confirmed releases in the last 30 daysFollow model changes

The three official theory problems from the 2025 International Physics Olympiad, scored with blinded human evaluation.

Benchmark score on IPhO 2025 (Theory) — September 27, 2026

We compile the IPhO 2025 (Theory) rows from secondary reports. GPT-5.4 Pro leads the table at 93.5%. We do not use these results to rank models overall.

1 modelMathematicsCurrentDisplay onlyUpdated September 27, 2026

Benchmark score table (1 model)

Score
1
GPT-5.4 ProOpenAI · Closed
93.5%

About IPhO 2025 (Theory)

Year

2026

Tasks

3 olympiad theory problems

Format

Physics olympiad theory

Difficulty

International olympiad physics

Meta reports IPhO 2025 Theory as a Contemplating-mode comparison benchmark, scored with human evaluation guided by the official olympiad rubric. BenchLM stores it as a display-only advanced physics benchmark.

Freshness and provenance

Version

IPhO 2025 (Theory) 2026

Refresh cadence

Quarterly

Staleness state

Current

Question availability

Public benchmark set

CurrentDisplay only

BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.

Questions

What does IPhO 2025 (Theory) measure?

The three official theory problems from the 2025 International Physics Olympiad, scored with blinded human evaluation.

Which model scores highest on IPhO 2025 (Theory)?

GPT-5.4 Pro by OpenAI currently leads with a score of 93.5% on IPhO 2025 (Theory).

How many models are evaluated on IPhO 2025 (Theory)?

1 AI models have been evaluated on IPhO 2025 (Theory) on BenchLM.

Last updated: September 27, 2026 · BenchLM version IPhO 2025 (Theory) 2026

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