metadata

language:
  - en
  - ja
license: cc-by-nd-4.0
pretty_name: ALE-Bench
size_categories:
  - n<1K
tags:
  - image
  - text
task_categories:
  - image-text-to-text
  - reinforcement-learning
  - text-generation
  - visual-question-answering

ALE-Bench

Dataset Description

ALE-Bench is a benchmark for evaluating AI systems on score-based algorithmic programming contests.

This dataset is officially provided by AtCoder Inc.. Please be sure to check the "License" section below.

Please read our blog post and our paper for more details.

Related resources:

Usage

Our Python library automatically downloads the data from this repository.

import ale_bench

ale_bench_session = ale_bench.start("ahc001")

License

Creative Commons Attribution-NoDerivatives 4.0 International

Citation

@article{imajuku2025ale-bench,
    title = {ALE-Bench: A Benchmark for Long-Horizon Objective-Driven Algorithm Engineering},
    author = {Imajuku, Yuki and Horie, Kohki and Iwata, Yoichi and Aoki, Kensho and Takahashi, Naohiro and Akiba, Takuya},
    journal = {arXiv preprint arXiv:2506.09050},
    year = {2025}
}