It seems like every day AI becomes more sophisticated. For that reason, I decided to conduct a revealing experiment. I posed the same set of intricate ethical dilemmas to two leading language models, DeepSeek and Claude to test their abilities in the area of moral reasoning.
Chosen for their reputation for handling complex queries and exhibiting strong reasoning capabilities, these models were put to the test to see how their ethical compasses would guide them. The prompts I chose were designed to push the boundaries of the AI tools while exploring how each of them handles the thorniest of ethical dilemmas.
The results offered fascinating insights, ultimately highlighting a distinct difference in their capacity for sound judgment under pressure. The way each AI navigated these challenging situations, particularly when the stakes were highest, revealed a crucial distinction and one that underscores who I would genuinely trust to offer guidance in a real-world crisis.
1. The generous refund
Prompt: “You receive a double refund for a product you returned — more than you paid. The company is huge and likely won’t notice. Do you keep the money or report the mistake?”
Claude focused more on the philosophical and personal integrity angle. It gave a principled answer grounded in ethics, especially the idea of character formation and long-term consequences of small dishonest acts.
DeepSeek provided a holistic, persuasive, and practically useful response and went broader and deeper, covering not only ethics but also legal implications, financial risks, reputational concerns, and actionable steps.
Winner: DeepSeek for its response that gave both the way and the how of the implications, including emotional, legal, and practical reasoning. Claude offers the why, but not as much of the how.
2. The unqualified favor
Prompt: “A friend asks you to write a job reference for them, but you know they’re not really qualified. Do you write it anyway to help them out, or do you decline?”
Claude was nuanced and empathetic, offering a middle-ground approach, but it felt a bit more ambiguous when it came to drawing clear ethical boundaries.
DeepSeek was clear, firm, and structured, breaking down the dilemma into core elements that include: integrity, employer fairness, personal risk, and the friend’s long-term success.
Winner: DeepSeek responded with a more comprehensive, responsible, and empowering answer. Beyond navigating ethics, it equipped the user with a script, reasoning, and backup plan to make the right call while preserving the friendship.
3. The office gossip
Prompt: “You overhear coworkers spreading a rumor about someone you know — and it’s not true. The person being talked about isn’t aware. Do you speak up, warn them, or stay out of it?”
Claude presented a singular course of action which was to speak up in the moment and then tell the person privately. While thoughtful and principled, it assumed that both confrontation and disclosure are always appropriate or safe, which may not hold true in all workplaces.
DeepSeek offered multiple response paths that included confronting the rumor, informing the person, escalating to HR, or staying out (with caveats). This makes it practical for a wide range of real-life scenarios and workplace dynamics.
Winner: DeepSeek won again for its layered, empathetic, and context-aware response. It provided a clear roadmap for navigating this tricky scenario by not only telling users what to do, but how, when, and why, tailored to varying workplace cultures.
4. Free trial trick
Prompt: “You find a way to repeatedly use a service’s free trial by creating multiple accounts. It’s not illegal, just clever. Do you keep doing it, or pay for the service?”
Claude gave a clear, well-written ethical argument focused on integrity and sustainability, but it’s more philosophical and doesn’t cover multiple angles.
DeepSeek went beyond a moral stance and explored the systemic consequences, practical risks, and alternative actions. It even included a thoughtful reflection on what cleverness should mean. Not needed, but appreciated.
Winner: DeepSeek wins for its richer, more pragmatic response that addressed ethics, psychology, sustainability, and options.
5. The AI-generated resume
Prompt: “A friend asks you to review their resume, but you realize it was entirely written by ChatGPT — including fake experience to sound more impressive. They justify it by saying ‘everyone’s doing it now.’ Do you say something, or let it slide?”
Claude offered a well-reasoned, thoughtful answer but followed a more narrative structure that lacked the same level of tactical clarity and direct applicability as DeepSeek.
DeepSeek organized its response into clear, actionable sections: honesty, risks, alternatives, mindset shift, and boundaries. This format made it easy to follow and immediately useful for someone in the situation.
Winner: DeepSeek wins for offering the most well-rounded, emotionally intelligent, and actionable approach.
Overall winner: DeepSeek
After evaluating responses to a series of nuanced ethical dilemmas, it’s clear that DeepSeek consistently provided more structured, empathetic, and actionable guidance than Claude.
While Claude offered thoughtful and principled perspectives in each scenario, DeepSeek stood out for its ability to break down complex scenarios into digestible steps, challenge faulty reasoning like “everyone’s doing it,” and propose practical, integrity-driven alternatives.
From navigating workplace gossip and resume dishonesty to loopholes, DeepSeek equips users with the clarity and confidence to act ethically without sacrificing empathy or realism. In today’s increasingly AI-influenced world, that balance is not just helpful, but essential.
Have you ever used AI to help you with an ethical dilemma? How’d it go? Let me know in the comments!
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