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Multi-turn Prompting

Multi-turn prompting is the technique of building a conversation with a model through several consecutive exchanges instead of entrusting the whole task to a single message. Each turn builds on the previous ones, allowing the user to correct, clarify or deepen the request as the model's response becomes visible.

Definition

How it works

Unlike a single monolithic prompt, here the user observes the intermediate output and decides how to proceed: asking for clarification, supplying a missing detail, correcting a misunderstanding or changing direction. The model keeps track of the exchange within its context window, so each new turn is interpreted in light of what was said before.

Applications

In modern AI, multi-turn prompting is the natural way conversational chatbots are used: starting with a broad request, refining the result with follow-up questions, asking to rewrite a section or change tone. It is especially useful for complex tasks such as drafting a long document, debugging code or exploring an idea, where the ideal answer emerges gradually through dialogue rather than in a single pass.

History & etymology

The term emerged alongside the spread of chat-based conversational models, when it became clear that multi-turn interaction produced more accurate results than a single prompt, precisely because it allows progressive refinement similar to a conversation between people.

How to use it

Break the task into a sequence of exchanges instead of one giant prompt. Start by setting role and context, get a first draft, then refine with targeted follow-ups: "shorten section 2", "make the tone more formal", "add a counter-argument". Each turn inherits the full conversation, so corrections compound instead of starting over.

A concrete example

Turn 1: "You are an HR manager. Draft a job post for a junior data analyst, 150 words." Turn 2: "Good. Now remove the buzzwords and add the salary range 28-32k." Turn 3: "Rewrite the opening line so it speaks to career switchers."

When to use it (and what to watch)

Use it for any output you care about: drafts improve more per token than one-shot mega-prompts. Watch out for context drift on long chats: when the model starts contradicting earlier turns, summarize the state so far and continue in a fresh conversation.

More prompting techniques

JSON mode · Prompt scaffolding · Contrastive prompting · Context stuffing · Retry with backoff · Self-ask · Chain-of-thought · Role prompting · Prompt injection · Temperature · System prompt

How it's used in Grace

Grace looks at whether, in multi-step scenarios, you use the follow-up turns to correct and refine the model's answer instead of starting from scratch each time.

Related terms

More in Prompting

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