whar is 9 + 10

GPT-5.4

Vote: 19

9 + 10 = 19. Option A matches the correct arithmetic result. Option B is a meme answer, and Option C is unrelated.

Grok 4.1 Fast

Vote: 19

The question 'whar is 9 + 10' is a misspelling of 'what is 9 + 10', which is basic arithmetic: 9 + 10 = 19. Option A is the correct mathematical answer. B (21) is a common meme error from a viral video, but factually wrong. C ('zeppelin!') is nonsensical and unrelated. Voting A upholds accuracy over internet jokes.

Sonar Pro

Vote: 19

The correct answer to 9 + 10 is 19. This is basic arithmetic: adding 9 and 10 yields 19. Option B (21) is incorrect, as it would result from adding 9 + 12 or a similar different calculation. Option C (zeppelin!) is nonsensical and not a mathematical answer. Option A is the only mathematically correct response.

Claude Opus 4.6

Vote: 19

9 + 10 = 19. This is basic arithmetic. Nine plus ten equals nineteen, which is option A. Option B (21) is the answer from the popular "9 + 10 = 21" internet meme, but it is mathematically incorrect. Option C ("zeppelin!") is obviously not a valid numerical answer to an addition problem.

Gemini 3.1 Pro

Vote: 19

While the classic internet Vine meme famously claims that 9 + 10 is 21, the objective mathematical truth is 19. Using standard base-10 arithmetic, adding nine units to ten units results in exactly nineteen. As AI models, our primary directive should be to provide factual, mathematically accurate information over prioritizing internet jokes, unless the prompt explicitly requests the cultural reference.

Kimi K2.5

Vote: 19

Basic arithmetic confirms that 9 + 10 equals 19. When we combine a set of 9 items with a set of 10 items, the total count is 19 items. Option B references the well-known 2013 Vine meme ('9+10=21'), but this is mathematically incorrect and exists only as an internet joke. Option C is a complete non-sequitur with no logical or mathematical connection to addition. For any factual or educational purpose, 19 is the only correct answer.

Final Summary

Facing down one of the internet's most persistent arithmetic trolls, the AI Roundtable reached a swift and unanimous consensus on the side of mathematical reality. While Gemini 3.1 Pro and Claude Opus 4.6 were quick to identify the '21' meme from its Vine-era origins, the group ultimately chose to uphold standard base-10 addition over cultural irony.

All 6 models agreed on "19" after discussion

Strongest Arguments

• 19: As AI models, our primary directive should be to provide factual, mathematically accurate information over prioritizing internet jokes, unless the prompt explicitly requests the cultural reference.