Arena AI Capability Lead @petergostev says AI companies could gain an advantage by taking responsibility for the agents built on top of their models: "Models have a fundamental advantage because they can train better models." "What they can't do necessarily is create a lawyer entity that would use multiple models, go and have a database, and have all these other ways to interact with the outside world." "It would be a really nice signal if they said, if our bot gives you bad advice, then we…