Studying the Frontier: Arena Expert

Text Arena and Search Arena scores with the factuality adjustment on

Factuality in the Arena

Factuality remains one of the most persistent questions users face when using AI models. Today, we are launching a leaderboard that ranks models not only by human preference, but also by the factual accuracy of their responses.

Research

Product

Arena Team—14 Jul 2026

Build, Deploy, and Evaluate with Fullstack Code Arena

Code Arena has evolved beyond frontend prototyping into a complete fullstack AI development platform. Explore capabilities like databases, authentication, third-party integrations, and deployments, and see how Fullstack Code Arena helps developers, entrepreneurs, and AI labs build, deploy, and evaluate production-ready applications.

Product

Arena Team—2 Jul 2026

Arena Reaches $100M in 8 Months

Arena achieves $100M annualized run rate in eight months, driven by 10M+ monthly users who have contributed 700M+ conversations and 82M+ votes to build the world's largest human-preference dataset for AI evaluation.

News

Anastasios Angelopoulos—29 Jun 2026

Agent Arena: Causal Evaluation of Agents in the Real World

Agents are increasingly doing real work. The resulting task distribution has greatly expanded. We desire an agent evaluation that scales along with usage and capability.

Product

Research

Arena Team—4 Jun 2026

Empowering Users to Get More Done With Agent Mode

The future of AI is not single-modality chat; it is in powerful agentic capabilities. Today, we are excited to introduce Agent Mode, designed to help everyone from everyday users looking to get more done to entrepreneurs looking to maximize agentic efficacy across complex use cases.

Product

Arena Team—4 Jun 2026

New Categories for Web Development in Code Arena

AI coding models are increasingly used to build web apps, but aggregated leaderboards obscure key performance differences. After analyzing 250k+ Code Arena prompts, we identified major front-end task categories and built new leaderboard views to compare model strengths and weaknesses.

Product

Arena Team—8 May 2026

Multimodal Max

Max, Arena's model router powered by 5M+ community votes, is now multimodal. Starting today, Max will be available as the default option in direct chat for all modalities, with expanded capabilities including search, vision, image generation, image editing, and front-end coding. Similar to our original Max for text, the multimodal variants are latency-controlled to provide a fast and performant experience. Try it now at arena.ai/max!

Product

Arena Team—5 May 2026

Arena Leaderboard Dataset

For almost three years, Arena has been publishing leaderboards covering frontier AI capabilities across 10 arenas, dozens of categories, and hundreds of models, and today we're releasing the entire history of those leaderboards as a public-access dataset.

Research

Arena Team—2 Apr 2026

March 2026: Arena Updates across Product, Leaderboard Rankings & Research

March 2026 brought major updates to the Arena leaderboard, including new rankings across document, video, text, and code models. In this monthly roundup, we break down the best AI models, latest LLM benchmarks, and key trends shaping AI evaluation.

News

Product

Arena Team—31 Mar 2026

Studying the Frontier: Arena Expert

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Factuality in the Arena

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to Arena news and research

Studying the Frontier: Arena Expert

Share this Article

Related Articles

Factuality in the Arena

Build, Deploy, and Evaluate with Fullstack Code Arena

Arena Reaches $100M in 8 Months

Agent Arena: Causal Evaluation of Agents in the Real World

Empowering Users to Get More Done With Agent Mode

New Categories for Web Development in Code Arena

Multimodal Max

Arena Leaderboard Dataset

March 2026: Arena Updates across Product, Leaderboard Rankings & Research

Subscribeto Arena news and research

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