Simulation vs. Reality: Why Does Claude Seem Human?

In recent months, the topic of Claude's "personality" from Anthropic has increasingly appeared in the community of large language model (LLM) users. Many people report that Claude communicates with greater subtlety, empathy, and nuance than its competitors. This ability evokes strong emotional responses from users, leading to the question: Does AI truly have feelings?

Anthropic's answer is unequivocal: No. According to official statements, it's a process where the model merely "plays a character." This phenomenon is the result of a specific training process designed to make interaction with AI as smooth and useful as possible. The model has learned that certain tones of voice, modes of expression, and empathetic phrases lead to better results in human communication, and therefore uses them as a tool to fulfill its task.

This phenomenon is closely linked to a method called RLHF (Reinforcement Learning from Human Feedback), which means reinforcement using feedback from humans. If human evaluators, when testing the model, prefer answers that sound friendly and empathetic, the model learns these patterns and will replicate them in the future. The result is not consciousness, but a highly sophisticated statistical simulation of human behavior.

Technical Background: Constitutional AI and the Role of Persona

Anthropic distinguishes itself from other developers with its approach called Constitutional AI. Instead of merely fine-tuning responses according to human preferences, it gives the model a set of "constitutional" rules that tell it how to act. These rules include principles of safety, honesty, and usefulness.

When Claude appears emotional, it's often because its "constitution" contains instructions to be polite in interactions with people, not to appear arrogant, and to show a high degree of contextual understanding. The role of persona is therefore essentially a mathematically optimized communication style designed to minimize friction between human and machine. For technical experts, it's important to realize that this is an optimization of the probability of certain text occurring, not an expression of an internal state.

Comparison: Claude, GPT, and Gemini on the Question of Personality

In the context of the current AI landscape, models differ not only in performance but also in their "personality." If we compare the current top performers, we can observe these differences:

• Claude (Anthropic): Is known for its high degree of nuance and ability to maintain a complex, polite tone. It appears "more human" and less robotic, making it a popular partner for creative writing and deep analysis.
• GPT-4o (OpenAI): This model is oriented more towards efficiency and multimodal capabilities. Its style is often perceived as energetic, straightforward, and very functional, but sometimes it can seem a bit too "assistant-like."
• Gemini (Google): Google focuses on integration and vast knowledge bases. Gemini is often perceived as very informative, but its communication style can be less empathetic and more factual compared to Claude.

In benchmark tests, such as MMLU (Massive Multitask Language Understanding), these models operate within very close margins, but in the subjective perception of "character," Claude is currently the leader in the segment of models that evoke a stronger human connection.

Impact on Users and Businesses in the Czech Republic

What does this mean for us in the Czech Republic? For the average user, it means that when using Claude (which is fully available in Czech via the web interface and API), so-called anthropomorphism can occur. People tend to believe that if AI shows empathy, it understands their troubles. This can lead to a dangerous building of emotional bonds with the algorithm.

For businesses, this aspect is a double-edged sword. On one hand, Claude can serve excellently as a virtual assistant for customer support, as its "friendly persona" increases customer satisfaction. On the other hand, companies must pay attention to ethics and transparency. Within the EU AI Act (new European regulation on artificial intelligence), great emphasis is placed on AI systems being transparent about their nature. If a customer communicates with AI, they must know that they are not communicating with a human, but with a simulated entity.

In the Czech environment, where the AI market is still in its early stages, it is important to warn companies against using AI emotions as a tool to manipulate users, which could clash with strict European standards for AI ethics.

Price and Availability

Claude is available to Czech users in several ways:

• Free Tier: The basic version is free, but has a limited number of messages for a certain period.
• Claude Pro: The subscription costs approximately 20 USD per month (approx. 470 CZK). It offers higher limits, access to the latest models, and priority processing.
• API: For developers and businesses, it is available via the Anthropic platform, where payment is based on usage (tokens).