reasoning benchmark
OJBench (C++)
OJBench (C++) is the C++ subset of OJBench, a competition-level code benchmark that evaluates large language models on programming competition problems from NOI and ICPC using C++ as the implementation language.
Updated Aug 11, 2026
Models1
Model coverage1
MetricScore
EvidenceB
OJBench (C++) Ranking
Higher score ranks better on this benchmark.
| 1 | MA | 57.4% | 100.0% | 1 | C |
OJBench (C++) Highlights
The leading models and scores on this benchmark.
What is OJBench (C++)?
What OJBench (C++) measures and how its scores work.
OJBench (C++) is the C++ subset of OJBench, a competition-level code benchmark that evaluates large language models on programming competition problems from NOI and ICPC using C++ as the implementation language.
Scores are shown in ratio. This benchmark is not independently verified and has an evidence level of B.
- Family
- OJBench (C++)
- Modality
- text
- Primary category
- reasoning
- Score direction
- higher
- LLMBoard eligible
- No
- Evaluation key
- ojbench-cpp|llm-stats-current
Benchmark scores retain their original unit. Overall score eligibility is shown separately.
FAQ
Common questions about OJBench (C++).
Which model scores highest on OJBench (C++)?
Kimi K2.5 is currently ranked first with 57.4%.
What does OJBench (C++) measure?
OJBench (C++) is the C++ subset of OJBench, a competition-level code benchmark that evaluates large language models on programming competition problems from NOI and ICPC using C++ as the implementation language.
Is a higher score better?
Yes. Higher values rank better for this benchmark.
How many models are compared?
1 model results are currently shown.
Does this benchmark affect the overall score?
No. This benchmark is shown for reference but does not contribute to the overall score.