Babelbench

Language Is More Than a Translation Problem

AI tools can produce fluent text while missing the social rules, grammatical details and script conventions that make a language feel natural. Babelbench explores how multilingual AI behaves across languages, writing systems and regional conventions, with practical explanations for the people building, evaluating and using these tools.

DateEntrySection
Formal and Informal You: A Practical Guide to Politeness in Five Languages
Formal and informal forms of address communicate social distance, respect and familiarity, and they do not map neatly between languages.
Register and Politeness
Right-to-Left Text in AI Chat: A Guide to Punctuation, Numbers and Mixed Scripts
Right-to-left languages require more than reversing the order of displayed characters.
Scripts and Text Direction
Grammatical Gender in AI Translation: How to Avoid Guessing the Speaker's Gender
Grammatical gender can force a translation to make distinctions that an English sentence leaves unspecified.
Language Field Notes
Dates, Decimals and Currency in AI Copy: A Practical Locale Formatting Checklist
AI-generated copy must follow the conventions of its intended locale, not simply translate the words surrounding a date, number or price.
Locale Formats
Shipping a Character-Driven AI Product Across 11 Languages: A Localization Guide
Shipping a character-driven AI product in multiple languages requires more than translating interface labels and dialogue.
Localization Workflows
Transliteration or Translation? A Guide to Personal Names Across Latin, Greek and Cyrillic Scripts
Personal names generally need to remain identifiable, even when they move between Latin, Greek and Cyrillic scripts.
Language Field Notes

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