GoogleGuides & TipsOfficial Docs
Guide to Using System Instructions in Gemini API
Easily stabilize AI responses to maintain consistent tone and format using system instructions.
Key Points
- 1Fix overall behavior with System instructions
- 2Align outputs easily using few-shot examples
- 3Guidance available for structured outputs like JSON
Google provides documentation on how to use System instructions (top-level prompts) with the Gemini API and covers basic prompt design. While zero-shot prompting works, adding system instructions or few-shot examples helps stabilize output quality. There are also guidelines for structured outputs like JSON, useful for teams enforcing consistent response formats.