Arena AI
Official LLM leaderboards and community-driven AI model comparison
Essential for tracking LLM progress through transparent, community-powered leaderboards. Skip it if you need confidential evaluations or enterprise-grade security.
- AI researchers comparing LLM performance on public benchmarks
- Developers evaluating models through interactive battle-style testing
- Enthusiasts exploring frontier models and community-driven leaderboards
- Academics studying model behavior with open datasets
- Users needing private or confidential data processing
- Businesses requiring secure AI evaluation and compliance
- Teams that cannot share conversations publicly
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Skip Arena AI if you need to evaluate models with private data, require an API for automated testing, or cannot have your conversations shared publicly.
Enterprise evaluation services require contacting the team for custom pricing.
Arena AI is free for all users, making it accessible to researchers and enthusiasts. There is no paid tier; enterprise services are custom-quoted. This pricing suits individuals and academic teams, while businesses needing private evaluation may find better value in alternatives like Scale AI or HumanSignal.
In short
Arena AI — Official LLM leaderboards and community-driven AI model comparison. Best for AI researchers comparing LLM performance on public benchmarks, Developers evaluating models through interactive battle-style testing, Enthusiasts exploring frontier models and community-driven leaderboards. Free to use.
What's new in Arena AI
Checked 12 days agoAcross the latest 6 updates: 4 feature updates, 1 launch and 1 news mention.
Code Arena evolves to incorporate fullstack capabilities
Code Arena updated to evaluate full-stack application building, not just static code writing.
$100M ARR in eight months: Arena crosses milestone
Arena reaches $100M annualized revenue 8 months after launching enterprise offering, with 10M+ users.
Empowering Users to Get More Done With Agent Mode
New Agent Mode in Arena helps users accomplish tasks by running AI agents autonomously.
Agent Arena: Causal Evaluation of Agents in the Real World
Arena launches Agent Arena for causal evaluation of AI agents in real-world scenarios.
New Categories for Web Development in Code Arena
Code Arena adds web development categories with leaderboard views based on 250k+ prompts.
Multimodal Max
Arena introduces Multimodal Max, expanding evaluation to multimodal AI models.
Viability Score
How likely is Arena AI to still be operational in 12 months? Based on 4 signals — momentum (how recently it shipped), wrapper dependency, revenue model, and web presence.
Last calculated: July 2026
How we score →Key Features
- Official LLM leaderboard and ranking
- Battle Mode for side-by-side model comparison
- Agent Mode for real-world agent evaluation
- Multimodal Max for multimodal model testing
- Code Arena with web development challenge categories
- BullshitBench for nonsense detection evaluation
- File upload for third-party AI processing
- Public conversation sharing for community research
- Leaderboard dataset publicly available
- Monthly arena updates across product and research
- Search functionality for models and conversations
- Community voting on model responses
About Arena AI
Arena AI is the official platform for AI ranking and LLM leaderboards, designed for the AI community and researchers to compare model performance. Its Battle Mode lets users run side-by-side tests, while newly launched Agent Mode evaluates agents in real-world tasks. Multimodal Max expands testing to vision-language models, and Code Arena now includes web development categories after analyzing over 250,000 prompts. File upload is available, though inputs are processed by third-party AI and conversations are shared publicly. The platform recently surpassed $100M ARR with 10M+ users, and its leaderboard dataset is publicly accessible. Arena is best for open research and community benchmarking, not for private or secure data processing.
Behind the Verdict
Arena AI is the go-to hub for anyone serious about tracking model performance. The new Agent Mode and Multimodal Max make it more than just a chatbot leaderboard—it’s becoming a real-world eval suite. That said, the public-sharing model is a dealbreaker for any private or sensitive work. Pricing isn’t published for the public tier, but the enterprise offering hit $100M ARR fast, signaling strong adoption. If you need private evals, consider platforms like Scale AI or internal benchmarks instead. For community research and model comparison, Arena is unmatched.
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Real-world workflow fit
Concrete scenarios for the personas Arena AI actually fits — and what changes day-one when you adopt it.
Run Battle Mode to compare two models on a specific coding task, then analyze results on the leaderboard.
Outcome: Identify which model performs best for your use case, informed by community votes and public conversations.
Upload a sample input file and test how several models handle it via Battle Mode.
Outcome: Select the model that produces the most accurate and relevant output for your application.
Browse specialized leaderboards for multimodal or code generation, then vote on responses to influence rankings.
Outcome: Contribute to the community by shaping the public leaderboard based on your preferences.
Use Cases
- Compare two AI models side-by-side to choose the best for your coding task.
- Vote on model responses to influence the public leaderboard and help others make informed choices.
- Upload a file and see how different models interpret and respond to its content.
- Explore specialized leaderboards to find top models for image editing or video generation.
- Use Arena's leaderboard data to benchmark your own model against community standards.
- Participate in academic research studies published on the Arena blog.
Models Under the Hood
as of 2026-07-06
Limitations
- Your conversations and personal information are disclosed to AI providers and may be shared publicly to support community and research.
- The platform does not offer a desktop app or private evaluation mode.
- Free tier access is limited to web-based chat and voting; advanced enterprise evaluation services require contacting the team.
as of 2026-06-25
12-month cost
Project the real annual outlay, including the implied monthly cost when only an annual tier is published.
Vendor list price only. Add-on usage, seat overages, and contract minimums are surfaced under Hidden costs & gotchas.
Where the pricing makes sense
The company stage and team size where Arena AI's pricing actually pencils out — and where peers do it cheaper.
Arena AI is free for all users, making it accessible to researchers and enthusiasts. There is no paid tier; enterprise services are custom-quoted. This pricing suits individuals and academic teams, while businesses needing private evaluation may find better value in alternatives like Scale AI or HumanSignal.
Setup time & first value
How long it actually takes to get something useful out of Arena AI — broken out by persona, not the marketing-page minute.
Immediate: no sign-up required to access the leaderboard and browse responses. To vote or participate in Battle Mode, create a free account in under 2 minutes. Full value obtained within minutes of first use.
Resources & Guides
- Resourcearena.ai
The Official AI Ranking & LLM Leaderboard
Chat, compare, vote for the world's best AI models. Join the community shaping the public leaderboard for LLMs, image, and code models through real-world evaluation.
- Resourcearena.ai
About Arena | Crowdsourced AI Model Evaluation Platform
Learn how Arena evaluates and benchmarks frontier AI models using human preference data and real-world comparisons.
- Resourcearena.ai
Arena Blog
Explore the latest updates, insights, and research from Arena: an open platform where anyone can access top AI models and help shape their future through real-world feedback, and community-driven AI evaluations
Official links
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Common stack mates teams adopt alongside Arena AI, with the specific reason each pairing earns its keep.
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