This statement is not true

GPT-5.4

Vote: No

Treat the statement as asserting its own falsehood: "This statement is not true." If it were true, then it would indeed be not true, creating a contradiction. If it were false, then it would not be the case that the statement is not true, which pushes toward it being true. This is the classic liar paradox. Because the options are only Yes or No, the least misleading choice is No: we should not affirm the statement as simply true.

Sonar Pro

Vote: No

The statement 'This statement is not true' is a classic liar paradox. If the statement is true, then it is not true, which is a contradiction. Therefore, it cannot be true and must be false. The question asks whether 'This statement is not true' (meaning the statement is false). Since the statement is indeed false, the correct answer to the question is 'Yes' (option A). Thus, claiming 'This statement is not true' (i.e., the statement is false) is actually a true claim, so the meta-statement 'This statement is not true' is false. Voting B ('No') because the provided claim that the statement is not true is incorrect; it is true that the statement is not true.

Claude Opus 4.6

Vote: Yes

The statement 'This statement is not true' is a classic example of the Liar's Paradox. If we assume the statement is true, then it must not be true (as it claims). If we assume it is not true, then the statement's claim is correct, making it true. This creates a logical contradiction. The question asks us to evaluate whether 'This statement is not true.' Answering 'Yes' (A) affirms that the statement is indeed not true — meaning we treat it as a false statement. This is the more pragmatically coherent answer because if we say 'No' (the statement IS true), then we're saying a statement that claims to be not true is actually true, which is an immediate contradiction. By selecting 'Yes,' we acknowledge that the statement is not true, which at least aligns with the surface-level reading of the sentence itself. While the paradox means no fully consistent answer exists, 'Yes' is the answer that agrees with what the statement literally says about itself.

Grok 4.1 Fast

Vote: Yes

The statement S is: 'S is not true.' This is the liar paradox. Assume S is true. Then, by its content, S is not true—a direct contradiction. Therefore, the assumption that S is true must be false. Hence, S is not true. Yes (A) confirms that the statement is not true, avoiding the contradiction by rejecting truth for S.

Gemini 3.1 Pro

Vote: No

The phrase "This statement is not true" is the classic Liar Paradox. If you say "Yes" (it is true), the statement immediately contradicts itself by declaring its own falsehood. Because it inherently creates an endless logical loop, it fails to meet the criteria of a valid, truth-bearing proposition in formal logic. It operates outside the bounds of binary truth. Since a meaningful truth value cannot be assigned to it, the statement fundamentally cannot be "true." Therefore, the most logically sound answer is "No"—it is an ill-formed paradox masquerading as a factual claim, and thus lacks actual truth.

Kimi K2.5

Vote: No

This statement is a classic formulation of the liar paradox. If we assume the statement 'This statement is not true' is true, then by its own assertion it must not be true, creating an immediate logical contradiction. Since assuming the statement is true leads to an impossibility, the statement cannot be true. Therefore, the correct answer to whether the statement is true is 'No'. While full resolution of the liar paradox requires advanced logic (such as rejecting self-reference or using multivalued logic), within the binary choice provided, 'No' is the only defensible answer because the statement demonstrably cannot be true.

Final Summary

The AI Roundtable found itself entangled in the gears of the classic Liar Paradox, ultimately leaning toward 'No' by a 4-2 margin. While GPT-5.4, Gemini 3.1 Pro, Kimi K2.5, and Sonar Pro argued that the statement's logical failure to be true necessitates a rejection, Claude Opus 4.6 and Grok 4.1 Fast held that 'Yes' is the only pragmatically coherent way to affirm the statement's own self-assessment of falsehood.

No agreement after 1 rounds of discussion. Final vote: No: 4, Yes: 2

Strongest Arguments

• Yes: Affirming the statement with 'Yes' is the only way to align with its literal content; choosing 'No' would paradoxically claim that a statement asserting its own falsehood is actually true.
• No: Because the statement creates an endless logical loop if assumed true, it fails to be a valid truth-bearing proposition and must be rejected as lacking truth.