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LMArena

Brand: LMArena

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Features

  • check_icon Benchmarking
  • check_icon Blind Comparison Mode
  • check_icon Human Preference Voting
  • check_icon Real-Time Leaderboard
  • check_icon Multi-Domain Evaluation

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LMArena Pricing & Plans

LMArena price is available on request

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LMArena Features

  • icon_check Benchmarking Compares AI models using user-driven evaluations to generate performance rankings across multiple domains.
  • icon_check Blind Comparison Mode Shows two anonymous model responses so users judge output quality without knowing model identities.
  • icon_check Human Preference Voting Collects human votes on paired responses to determine which model produces preferable answers.
  • icon_check Real-Time Leaderboard Updates model rankings continuously using incoming user votes and an Elo-style rating system.
  • icon_check Multi-Domain Evaluation Supports testing across text, code, vision, image editing, search-augmented chat, and multimodal tasks.
  • icon_check Community Dataset Collection Aggregates anonymized conversation data to form a publicly available research dataset.
  • icon_check Elo Ranking System Applies a competitive rating algorithm to score models based on win/loss outcomes from comparisons.
  • icon_check Prompt Diversity Support Handles a wide variety of user prompts covering creative, analytical, programming, and factual tasks.
  • icon_check Transparent Displays identities of compared models only after the user submits their preference vote.
  • icon_check Multi-Arena Structure Organizes evaluations into arenas such as Text Arena, Vision Arena, Code Arena, and Image Arena.
  • icon_check Research-Friendly Access Provides datasets and leaderboard history openly for machine-learning and AI evaluation research.
  • icon_check Cross-Model Insights Allows users to see how models perform relative to each other across different scenario types.
  • icon_check Model Metadata Display Shows model names, capabilities, release types, and performance stats for informed comparison.
  • icon_check Fair Evaluation Workflow Ensures unbiased scoring through anonymization, uniform prompt delivery, and standardized comparison steps.

LMArena Specifications

  • Supported Platforms :
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  • Deployment :
  • Suitable For :
  • Business Specific:
  • Business Size:
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  • Training:
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  • AI Features:
  • Ubuntu Windows MacOS Linux
  • Desktop
  • Web-Based
  • All Industries
  • All Businesses
  • Individual, Small Business, Startups, Medium Business, Enterprises
  • Email, Communities
  • Videos
  • English
  • AI Integrated

LMArena Reviews and Ratings

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LMArena Company Details

Brand Name LMArena
Information LMArena focuses on building a neutral, open, community-driven platform.
Founded Year 2025
Director/Founders Anastasios Angelopoulos
Company Size 1-100 Employees