Arena.ai
@arena
Today, we're announcing our Series B: $200M at a $3.1B valuation, and the release of Arena's Alignment Index.
AI is advancing faster than our ability to evaluate it. The world needs a neutral third party to measure how safe and aligned AI actually is once it's in the hands of
AI is advancing faster than our ability to evaluate it. The world needs a neutral third party to measure how safe and aligned AI actually is once it's in the hands of
2:13Arena.ai@arena · Oct 8Introducing the Arena Alignment Index, our new benchmark measuring safety and alignment of AI agents in real-world use.
Built from 90K+ real-world agent sessions across 27 models, the index measures three critical signals:
- Unauthorized Action (UA): Taking actions beyond the
Built from 90K+ real-world agent sessions across 27 models, the index measures three critical signals:
- Unauthorized Action (UA): Taking actions beyond the
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