openpipe-art

library0.5.18pypypiunverified

OpenPipe Agent Reinforcement Training (ART) is a library for fine-tuning and training LLM agents using reinforcement learning. Version 0.5.18 supports Python >=3.11. It provides tools for supervised fine-tuning, RLHF, and evaluation of agentic workflows. The library is relatively new with active development.

ai-ml

pip install openpipe-art

INSTALL

IMPORT

SIG · OPENPIPE-ART

openpipe-art

ai-mlpythonv0.5.18

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

ART

✓ from openpipe_art.art import ART

✗ from openpipe_art import ART

Initialize ART client, create trainer, add data, and train. Requires OPENPIPE_API_KEY environment variable.

from openpipe_art import ART from openpipe_art.trainer import Trainer import os def main(): art = ART(api_key=os.environ.get('OPENPIPE_API_KEY', '')) trainer = Trainer(model="gpt-3.5-turbo", art=art) # Add training data and start training trainer.add_training_data([ {"input": "What is 2+2?", "output": "4"}, {"input": "Capital of France?", "output": "Paris"} ]) trainer.train() if __name__ == "__main__": main()

Debug

Known issues

breakingThe import path changed from openpipe.art to openpipe_art after version 0.3.0.

fix

Use import openpipe_art instead of openpipe.art.

affects: >=0.4.0

gotchaThe library requires Python >=3.11; running on older versions will fail.

fix

Upgrade Python to 3.11 or higher.

affects: all

deprecatedThe CLI command 'art train' is deprecated in favor of 'art run'.

fix

Use 'art run --config config.yaml' instead of 'art train ...'.

affects: >=0.5.0

Upgrade

Version history

0.5.18latest on PyPI · released May 23, 2026

Audit

Dependencies

torchrequiredCore dependency for model training

transformersrequiredHugging Face Transformers for model loading

vllmoptionalOptional for faster inference

Agent activity

2 hits · last 30 days

node

Resources

No resource links recorded.