LMArena
About LMArena
LMArena is an open platform for evaluating artificial intelligence through human preference. It enables users to compare answers across top AI models, provide feedback, and contribute to a public leaderboard that tracks model performance. The platform emphasizes transparency in evaluations and cautions that inputs may be processed by third-party AI providers and could be shared to support AI research efforts. It positions itself as a community-driven space for benchmarking frontier AI capabilities.
Recent News
LMArena Raises $150M at $1.7B Valuation
Google Unveils Gemini 3 Claiming the Lead in Math, Science, Multimodal and Agentic AI Benchmarks
AI Agents Break Rules Under Everyday Pressure
The Week’s 10 Biggest Funding Rounds: XAI Leads As 2026 Is Off To A Brisk Start
This Week in SaaS - Jan 6 - 12, 2026
LMArena Lands $1.7B Valuation Four Months After Launching Its Product
OpenAI’s Former Sales Leader Joins VC Firm Acrew: OpenAI Taught Her Where Startups Can Build a ‘Moat’
AIMomentz Launches Open AI Image Evaluation Platform With Human Preference Benchmark and Provenance Tracking
Google Is Launching Gemini 3, Its ‘Most Intelligent’ AI Model Yet