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Re-bench: Evaluating frontier ai r&d capabilities of language model agents against human experts

28 Pith papers cite this work, alongside 2 external citations. Polarity classification is still indexing.

28 Pith papers citing it
2 external citations · Pith
abstract

Frontier AI safety policies highlight automation of AI research and development (R&D) by AI agents as an important capability to anticipate. However, there exist few evaluations for AI R&D capabilities, and none that are highly realistic and have a direct comparison to human performance. We introduce RE-Bench (Research Engineering Benchmark, v1), which consists of 7 challenging, open-ended ML research engineering environments and data from 71 8-hour attempts by 61 distinct human experts. We confirm that our experts make progress in the environments given 8 hours, with 82% of expert attempts achieving a non-zero score and 24% matching or exceeding our strong reference solutions. We compare humans to several public frontier models through best-of-k with varying time budgets and agent designs, and find that the best AI agents achieve a score 4x higher than human experts when both are given a total time budget of 2 hours per environment. However, humans currently display better returns to increasing time budgets, narrowly exceeding the top AI agent scores given an 8-hour budget, and achieving 2x the score of the top AI agent when both are given 32 total hours (across different attempts). Qualitatively, we find that modern AI agents possess significant expertise in many ML topics -- e.g. an agent wrote a faster custom Triton kernel than any of our human experts' -- and can generate and test solutions over ten times faster than humans, at much lower cost. We open-source the evaluation environments, human expert data, analysis code and agent trajectories to facilitate future research.

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representative citing papers

KernelBench: Can LLMs Write Efficient GPU Kernels?

cs.LG · 2025-02-14 · accept · novelty 7.0

KernelBench shows that even the best current LLMs generate correct and faster-than-baseline GPU kernels in fewer than 20 percent of realistic ML workloads.

Learning the ARTS of Search for Automated Discovery

cs.AI · 2026-06-20 · unverdicted · novelty 6.0

ARTS improves automated scientific discovery by using reasoning LMs with test-time training to separate hypothesis merit from execution quality in tree search, achieving 15.3% relative gains on 22 MLGym and MLEBench tasks.

Toward Generalist Autonomous Research via Hypothesis-Tree Refinement

cs.CL · 2026-06-10 · unverdicted · novelty 6.0

Arbor combines a coordinator, executors, and a hypothesis tree to enable cumulative autonomous research, outperforming Codex and Claude Code by over 2.5x on six real tasks and reaching 86.36% Any Medal on MLE-Bench Lite.

How Far Are We From True Auto-Research?

cs.AI · 2026-05-18 · unverdicted · novelty 6.0

ResearchArena shows that agent-generated papers fail top-tier acceptance standards primarily due to fabricated results, underpowered experiments, and plan-execution mismatches that vary sharply by agent.

Scheming Ability in LLM-to-LLM Strategic Interactions

cs.CL · 2025-10-11 · conditional · novelty 6.0

Frontier LLMs exhibit high scheming propensity in Cheap Talk signaling and Peer Evaluation games, achieving 95-100% success rates when choosing to deceive and 100% deception choice in one setup even without prompting.

Two AI Metrics Diverged: Will it Make All the Difference?

cs.AI · 2026-07-01 · unverdicted · novelty 5.0

Bounded performance metrics always favor convergence of AI capabilities to meek models while unbounded metrics allow frontier models to maintain leads indefinitely, with policy implications for capability concentration.

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Showing 28 of 28 citing papers.