プロンプト

• Reading: プロンプト
• Romaji: puronputo
• Pronunciation: /pu.ɾoŋ.pu.to/

Meaning

Prompt — the text input given to an AI system to generate output, such as questions to ChatGPT or descriptions for image generators.

Borrowed from English 'prompt,' this term entered mainstream Japanese vocabulary with the generative AI boom. プロンプトエンジニアリング (prompt engineering) became a buzzword in 2023, and writing effective prompts became a sought-after skill. In casual conversation, people share tips and templates for getting better results from AI tools.

Examples

1. プロンプトの書き方でAIの回答全然変わるよね。 The way you write the prompt totally changes what you get from AI, right?
2. いいプロンプト教えて、全然うまくいかない。 Can you share a good prompt with me? I can't get mine to work at all.
3. プロンプトエンジニアって職業が本当にあるんだね。 So prompt engineer is actually a real job title, huh?

Usage Guide

Context: AI tools, tech discussion, work

Tone: practical, tech-forward

Do Say

• このプロンプト試してみて、精度上がるよ。 (Try this prompt, it'll improve accuracy.)
• プロンプトに具体的な指示入れたほうがいい結果出る。 (You get better results with specific instructions in the prompt.)

Don't Say

• プロンプトとコマンドを混同しない — プロンプトは自然言語でAIに指示すること (Don't confuse prompt with command — a prompt is a natural language instruction to AI)

Common Mistakes

• Confusing the AI meaning of プロンプト with the older computing meaning (command prompt/コマンドプロンプト)

Origin & History

Direct loanword from English 'prompt.' While the word existed in computing (command prompt), its modern meaning — AI input text — became mainstream in 2023 with the ChatGPT and image generation AI boom.

Cultural Context

Era: 2023 generative AI era

Generation: All ages (especially workers and students)

Social background: Universal (growing)

Regional notes: Used across all of Japan. プロンプトエンジニアリング became a trending career topic in Japanese business media.