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Polish Ranks Top Language for AI Performance, Study Finds

11/2/2025

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Summary

Story summary

The University of Maryland and Microsoft report that Polish is the most effective language for prompting AI models, ahead of English which ranked sixth.
The study tested major AI models and found Polish achieved an average task completion accuracy of 88%.
The top ten languages for conversational AI are Polish, French, Italian, Spanish, Russian, English, Ukrainian, Portuguese, German, and Dutch.

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Story summary

The University of Maryland and Microsoft report that Polish is the most effective language for prompting AI models, ahead of English which ranked sixth.
The study tested major AI models and found Polish achieved an average task completion accuracy of 88%.
The top ten languages for conversational AI are Polish, French, Italian, Spanish, Russian, English, Ukrainian, Portuguese, German, and Dutch.