papers

Publications (6)

cs.AI2026

Cost-of-Pass: An Economic Framework for Evaluating Language Models

Mehmet Hamza Erol, Batu El, Mirac Suzgun +2

Widespread adoption of AI systems hinges on their ability to generate economic value that outweighs their inference costs. Evaluating this tradeoff requires metrics accounting for…

cs.AI2025

Moloch's Bargain: Emergent Misalignment When LLMs Compete for Audiences

Batu El, James Zou

Large language models (LLMs) are increasingly shaping how information is created and disseminated, from companies using them to craft persuasive advertisements, to election campaig…

cs.GT2026

TERMS-Bench: Diagnosing LLM Negotiation Agents Beyond Deal Rate

Erica Zhang, Fangzhao Zhang, Aneesh Pappu +5

Negotiation is a central mechanism of economic exchange, shaping markets, procurement, labor agreements, and resource allocation. It is also a canonical testbed for agentic languag…

cs.MA2026

Multi-Agent Teams Hold Experts Back

Aneesh Pappu, Batu El, Hancheng Cao +4

Multi-agent LLM systems are increasingly deployed as autonomous collaborators, where agents interact freely rather than execute fixed, pre-specified workflows. In such settings, ef…

cs.AI2025

Inefficiencies of Meta Agents for Agent Design

Batu El, Mert Yuksekgonul, James Zou

Recent works began to automate the design of agentic systems using meta-agents that propose and iteratively refine new agent architectures. In this paper, we examine three key chal…

cs.LG2025

Towards Mechanistic Interpretability of Graph Transformers via Attention Graphs

Batu El, Deepro Choudhury, Pietro Liò +1

We introduce Attention Graphs, a new tool for mechanistic interpretability of Graph Neural Networks (GNNs) and Graph Transformers based on the mathematical equivalence between mess…