Localizing Gemini Prompts — Getting AI Responses in the User's Language

If this is useful, a ❤️ helps others find it. All tests run on an 8-year-old MacBook Air. HiyokoLogcat supports Japanese and English. The AI diagnosis needed to respond in whichever language the user chose. The simplest solution: write the system prompt in the target language. Gemini follows it reliably. The naive approach (wrong) // Don't do this let prompt = format! ( "Analyze this log: {} \n Respond in Japanese." , context ); Tacking "respond in Japanese" onto an English prompt produces incon