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yuer

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Stronger Models Don’t Make Agents Safer — They Make Them More Convincing

There is a persistent belief in AI engineering:

If the model were smarter, agents wouldn’t fail like this.

In practice, the opposite is often true.

Stronger models do not respect boundaries better.
They simply cross boundaries more gracefully.

As models improve, several things happen:

Hallucinations become more coherent

Assumptions are better justified

Errors are wrapped in confident explanations

The system sounds correct even when it is wrong.

This creates a dangerous illusion of reliability.

When an agent “runs wild” with a weak model, mistakes are obvious.
When it runs wild with a strong model, mistakes look intentional.

This is not progress.
It is risk amplification.

Safety does not come from better reasoning alone.
It comes from removing authority from the model.

A model should never decide:

when execution starts

when it continues

when it is acceptable to proceed

Those decisions belong to the system, not the generator.

Until that separation exists, improving model capability only increases the blast radius of failure.

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