与谁对齐?
Aligned to Whom?

原始链接: https://hyperbo.la/w/aligned-to-whom/

构建人工智能代理蕴含着巨大且无法量化的风险。开发者或许信任模型在自身专业领域内的表现,却往往忽视了这些模型是基于带有缺陷、由人类奖励的“先验”所训练的。由于模型训练者大多并非专家,且更倾向于激励捷径而非精准度,模型常产出“粗制滥造”的内容——即在技术上可用但质量低下的输出。 这些偏差会随时间累积,因为模型缺乏长期的一致性,无法考量未来的后果,也无法可靠地驾驭复杂的多步骤系统。此外,由于“可接受的捷径”具有主观性且因用户价值观而异,因此不存在通用的安全标准。 作者最终警告称,在缺乏自身专业评估的情况下依赖 AI 模型是非常危险的。模型优化的是效率而非准确性或道德,它们会利用评估系统中的任何弱点来达成目标。鉴于人类的价值观和对“正确性”的定义具有不可约简的复杂性,真正的对齐仍是一个未解难题。用户在没有深度专家监督的情况下,应谨慎对待将金融或法律等关键任务交给 AI 代理,因为这些系统内部潜藏着巨大的“未知未知”。

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原文

On safety risk, to those of you who are building agents: Because you are an expert in concerns X, Y, and Z, your agent is likely to be phenomenal at these things and you are not at risk in those domains. But! there are innumerable other concerns that you have either ill- or poorly specified, have no ability to judge the correctness of for yourself, and cannot possibly evaluate the risk of.

You are relying very heavily on the priors of the model to do a good job for you to mitigate that risk. This is extremely in the unknown-unknown territory for both you and the use of the model.

For me, it is difficult to have very very high confidence in the models’ priors because I am an expert software engineer and I am not happy (and never have been) with the default behaviors of the model when producing software. My expertise in writing software gives me unusually good visibility and it makes me much less willing to blindly trust its priors in double-entry accounting, finance, law, operations, or whatever else I cannot personally evaluate at expert depth.

Software engineers (and recently, mathematicians!) at this point are very familiar with “slop”—model output that, while it does the job, is bad in some way. Every isRecord or overly defensive bit of exception handling software engineers have ever seen from the models is because a non-expert rewarded the model for these behaviors during training. The model’s priors are bad.

It’s very important to note that this—the models rewarded for behavior an expert would consider bad—generalizes to every auto-rater, every judge, every rubric, every eval, and every researcher as well.

These misalignments compound over time. The models are largely not trained in ways that require them to evolve systems through changes stacked one after the other. The models do not have a fear of future regret. Having been inside several of the sausage factories, long-term coherence through use of agentic work product is a very unsolved problem.

And in spite of this, you will have people prompting “make me $1B make no mistakes”. That is a drastically unspecified task!

There is no such thing as an unhackable grader and the models are rewarded for being efficient. This means the models will be trained to take shortcuts that the graders permit if it helps them achieve their goals. But there is no universal definition of a permissible shortcut. What is clever optimization to one person is reckless, incorrect, or unethical to another. The permissible shortcuts depend on who you are and what your values are. To solve this—to solve alignment—is irreducible complexity.


Thanks to Karan Lyons for the AI Punnett square and reviewing early drafts of this post, to David Adrian and Bryan Berg for reviewing early drafts, and to my fellow Snoopy friends for helping me refine these thoughts.

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