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Oliver Jaffe

3 accepted papers

2025

AI Sandbagging: Language Models can Strategically Underperform on Evaluations

ICLR 2025poster

Trustworthy capability evaluations are crucial for ensuring the safety of AI systems, and are becoming a key component of AI regulation. However, the developers of an AI system, or the AI system itself, may have incentives for evaluations to understate the AI's actual capability. These conflicting i…

2025

MLE-bench: Evaluating Machine Learning Agents on Machine Learning Engineering

ICLR 2025oral

We introduce MLE-bench, a benchmark for measuring how well AI agents perform at machine learning engineering. To this end, we curate 75 ML engineering-related competitions from Kaggle, creating a diverse set of challenging tasks that test real-world ML engineering skills such as training models, pre…

2025

PaperBench: Evaluating AI’s Ability to Replicate AI Research

ICML 2025poster

We introduce PaperBench, a benchmark evaluating the ability of AI agents to replicate state-of-the-art AI research. Agents must replicate 20 ICML 2024 Spotlight and Oral papers from scratch, including understanding paper contributions, developing a codebase, and successfully executing experiments. F…