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Zachary S Siegel

3 accepted papers

2026

Holistic Agent Leaderboard: The Missing Infrastructure for AI Agent Evaluation

ICLR 2026poster

AI agents have been developed for complex real-world tasks from coding to customer service. But AI agent evaluations suffer from many challenges that undermine our understanding of how well agents really work (Figure 1). We introduce the Holistic Agent Leaderboard (HAL) to address these challenges.…

Cited by 0SourcecodeScholar
2025

BRIGHT: A Realistic and Challenging Benchmark for Reasoning-Intensive Retrieval

ICLR 2025spotlight

Existing retrieval benchmarks primarily consist of information-seeking queries (e.g., aggregated questions from search engines) where keyword or semantic-based retrieval is usually sufficient. However, many complex real-world queries require in-depth reasoning to identify relevant documents that go…

Cited by 24SourcePDFScholar
2024

Learning Grounded Action Abstractions from Language

ICLR 2024poster

Effective planning in the real world requires not only world knowledge, but the ability to leverage that knowledge to build the right representation of the task at hand. Decades of hierarchical planning techniques have used domain-specific temporal action abstractions to support efficient and accura…

Cited by 5SourcePDFScholar