SWE-rebench-V2-PRs

Dataset Summary

SWE-rebench-V2-PRs is a large-scale dataset of real-world GitHub pull requests collected across multiple programming languages, intended for training and evaluating code-generation and software-engineering agents. The dataset contains 126,300 samples covering Go, Python, JavaScript, TypeScript, Rust, Java, C, C++, Julia, Elixir, Kotlin, PHP, Scala, Clojure, Dart, OCaml, and other languages. For log parser functions, base Dockerfiles, and the prompts used, please see https://github.com/SWE-rebench/SWE-rebench-V2
The detailed technical report is available at “SWE-rebench V2: Language-Agnostic SWE Task Collection at Scale”.

Quick Start

from datasets import load_dataset

ds = load_dataset("nebius/SWE-rebench-V2-PRs", split="train")
print(len(ds))  # 126300

Dataset Structure

Field	Type	Description
instance_id	string	Unique identifier for the instance
repo	string	GitHub repository in owner/repo format
pull_number	int64	Pull request number
base_commit	string	Git commit SHA of the base before the PR
patch	string	The gold patch introduced by the pull request
test_patch	string	Diff adding or modifying tests that verify the patch
problem_statement	string	Issue description the pull request addresses
pr_description	string	Full pull request description
hints_text	string	Additional hints extracted from the issue thread
created_at	int64	Unix timestamp (milliseconds) of PR creation
FAIL_TO_PASS	list[string]	Test IDs that fail before the patch and pass after
PASS_TO_PASS	list[string]	Test IDs that pass both before and after the patch
interface	string	Description of the code interface changed by the PR
license	string	SPDX license identifier of the repository
install_config	struct	Configuration needed to reproduce the test environment
meta	struct	Metadata and LLM-generated quality annotations

License

The dataset is licensed under the Creative Commons Attribution 4.0 license. However, please respect the license of each specific repository on which a particular instance is based. To facilitate this, the license of each repository at the time of the commit is provided for every instance.

Citation

@misc{badertdinov2026swerebenchv2languageagnosticswe,
      title={SWE-rebench V2: Language-Agnostic SWE Task Collection at Scale}, 
      author={Ibragim Badertdinov and Maksim Nekrashevich and Anton Shevtsov and Alexander Golubev},
      year={2026},
      eprint={2602.23866},
      archivePrefix={arXiv},
      primaryClass={cs.SE},
      url={https://arxiv.org/abs/2602.23866}, 
}