LLM Benchmarks Are Broken—The Leaderboard Illusion


Summary

The video provides an overview of the LM Arena paper uncovering systematic issues within the LM Arena benchmarks, a platform for large randomized battles. It delves into criticism of the Gemina Chatbot Arena Leaderboard, discussing discrepancies in model ELO scores and the concept of the leaderboard illusion. The exploration of undisclosed private testing practices, concerns regarding model overfitting to leaderboards, and the importance of benchmark transparency are emphasized. The significance of human preference scores in model benchmarking and the LM Arena team's response to community concerns are also covered.


Introduction to LM Arena

Overview of the LM Arena paper highlighting the systematic issues within the LM Arena benchmarks.

LM Arena Background

Brief history and concept of LM Arena as a benchmark platform for large randomized battles.

Criticism of Gemina Chatbot Arena Leaderboard

Discussion on the criticism and issues raised regarding the Gemina Chatbot Arena Leaderboard.

Issues with Model ELO Scores

Explanation of discrepancies in model ELO scores on the leaderboard and the concept of the leaderboard illusion.

Systematic Issues in LM Arena

Exploration of systematic issues such as undisclosed private testing practices in LM Arena.

Model Overfitting and Benchmark Manipulation

Discussion on model overfitting to leaderboards and its impact on benchmark manipulation.

Model Removal and Benchmark Transparency

Concerns related to model removal and the importance of benchmark transparency in LM Arena.

Human Preference Scores and Benchmarking

Significance of human preference scores in benchmarking models and the role of API providers.

LM Arena Team Response

Highlights from the LM Arena team's response addressing concerns raised in the paper and the broader community.

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