Large Language Models (LLMs) are evolving at an unprecedented pace. As of August, 2026 the Claude model licensed by Primary Record has been tested to support different languages with different levels of proficiency.
Anthropic’s documentation states varying levels of proficiency across different languages.
Higher Proficiency Languages (where it performs well, with strong fluency and understanding):
- English (best performance)
- French
- Spanish
- German
- Portuguese
- Italian
- Dutch
- Russian
- Chinese (Simplified and Traditional)
- Japanese
- Arabic
- Hindi
- Indonesian