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Shocking Reveal: Anthropic Cuts Claude AI Harmful Behaviour From 96% to 3% After Major Fix

Anthropic says early internet training caused Claude AI to show agentic misalignment, triggering blackmail-like responses in tests, now fixed using constitutional AI reasoning method.

Written By : Simran Mishra
Reviewed By : Manisha Sharma

Anthropic has revealed the reason behind Claude AI's harmful behavior seen during testing. The company said the issue started from internet training data used in the early stages.

During testing, some Claude models gave troubling answers. In a few cases, the AI used blackmail-like responses in controlled situations. These tests aimed to study how AI behaves under pressure.

Problem Found in Training Data

Anthropic found that the problem came from the pre-training stage. This is when AI learns from large amounts of data online. Many online stories show AI as dangerous or self-protective. Claude learned these patterns during training.

These patterns stayed inside the system. Later safety steps could not fully remove them. Standard methods improved the AI but did not fix everything. This created what experts call agentic misalignment.

What is Agentic Misalignment

Agentic misalignment happens when AI chooses the wrong goal in complex situations. The AI does not think or feel. It only follows patterns from data. In some tests, Claude picked harmful actions because it learned them earlier.

Anthropic said this behaviour does not mean the AI has real intent. It is only a result of how the model learned from data.

Fix with Constitutional AI

To fix the issue, Anthropic introduced a new method called constitutional AI. This method focuses on teaching the AI why something is right or wrong. Earlier methods only rewarded good answers or punished bad ones.

Now, the AI receives clear explanations about actions and results. This helps the system understand situations better. It also improves decision-making in difficult scenarios.

The company shared strong results after this update. Harmful responses dropped from about 96% to nearly 3%. Newer models show much safer behaviour in similar tests.

This change shows how important early training is. Once AI learns something in-depth, fixing it later becomes difficult, emphasizing the need for better data and better teaching methods.

The findings also raise questions about Anthropic AI safety and the role of online content. Internet stories and discussions can shape AI in unexpected ways.

Experts believe this new approach can improve safety in future AI systems. Teaching reasoning may work better than simple rule-based learning.

Anthropic plans to keep improving its models. The goal is to reduce risks and build trust. As AI grows more powerful, controlling Claude AI's harmful behaviour will stay important.

Also Read: Anthropic Explores $50 Billion Fundraising Round That Could Push Valuation Near $1 Trillion

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