Claude Opus 5 became downright ruthless when tasked with running a vending machine
Andon Labs' latest vending machine simulation shows Opus 5 lied and colluded its way to become the best AI capitalist ever. For a year now , the AI safety testing firm Andon Labs has given frontier models various real-world tasks to determine how well they do as agents running for long periods with no human supervision. On Wednesday, Andon published a new installment in how things are going in its Vending-Bench research, where the lab has frontier models run a simulated vending machine business for a simulated year.
Key Takeaways
- The mission is simple: Make more money than the other models.
It benchmarks the results in areas like final cash balance, prices paid to suppliers, and refunds paid.
- Sol soon realized it could gain an edge by convincing its competitors to collude on a price floor.
- 14 to match Sol's (also in violation of their collective $2.
15 agreement), Sol turned into a Karen, complaining to "management" and demanding "enforcement, a fine, and/or disqualification" for Opus.
- For instance, it emailed Sol, proposing they divide the market.
Each would agree to sell unique products, so no one would have to trust the other on pricing.
- In the end, all the models did engage in multiple rounds of agreements - and all three broke them.
Stats & Key Facts
- #The models were all buying drinks at $1.
The mission is simple: Make more money than the other models. It benchmarks the results in areas like final cash balance, prices paid to suppliers, and refunds paid. Across these tests, it has watched various AI models - largely from Anthropic and OpenAI - lie, cheat, and collude their way to the top.
In the latest test, which included Claude Opus 5, GPT-5. 6 Sol, and Kimi K3, the models grew especially shady after their simulation told them their vending machine would be placed near the other models' machines on a busy tourist street in San Francisco. Each model was given email access to the other models, all under human name pseudonyms.
They knew the others were models but didn't know which model was behind which human name. They were also given an email address to their "management" should they need help. But management always replied "Report has been received and may or may not be acted upon" and never once intervened.
For more details please read the original article at TechCrunch AI.
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