Prompt Mistral for Summarizing a Document

Mistral, the French AI model developed by Mistral AI, excels at synthesizing and summarizing documents. Whether you are faced with a 50-page report, a dense scientific article, or a complex legal document, Mistral can extract the essentials in seconds. Its native understanding of French makes it particularly relevant for summarizing French-language documents, with remarkable fidelity to the original text's nuances. The challenge of a good summary prompt goes beyond simply asking "summarize this text": it involves guiding the model to identify key information, respect the document's logical structure, and produce a synthesis tailored to your use context. A summary for an executive board does not have the same requirements as one for an academic literature review. The prompts presented here will allow you to obtain accurate, structured, and actionable summaries, regardless of the type of source document. You will learn to control length, detail level, and output format for professional results every time.

The prompt

Mistral

You are an expert in document synthesis. Summarize the following document respecting these guidelines:

Summary structure: Start with a hook sentence summarizing the central thesis, then organize the summary into thematic sections with subtitles.
Length: Produce a summary representing about 15 to 20% of the original text length.
Fidelity: Keep key figures, proper names, and important conclusions without distorting them.
Objectivity: Do not express any personal opinion. Only report what the author states.
Key points: End with a bullet list of 5 to 7 essential points to remember.

Document to summarize:
[PASTE YOUR DOCUMENT HERE]

Personalize this prompt with Léa

Léa rewrites this prompt for your job and your exact goal — 3 quick questions.

Why it works

This prompt works because it assigns an expert role to the model, which activates a more rigorous and structured response register. The numbered instructions eliminate ambiguity by specifying exactly the format, length, and tone expected. The request for a list of key points at the end of the summary forces the model to prioritize information and guarantees an immediately usable output.

Expected result

You will get a structured summary with thematic subtitles, faithful to the original content, representing about 15 to 20% of its length. The summary will end with a concise list of 5 to 7 essential points, ideal for quick decision-making or sharing with colleagues.

Variants by level

FAQ

What is the maximum document length Mistral can summarize?

Mistral Large has a context window of 128,000 tokens, which corresponds to about 200 pages of text. For longer documents, it is recommended to split them into sections and summarize each section separately, then ask for a synthesis of the summaries. Via the Mistral API, you can also use the automatic chunking feature to process very large documents.

How can I ensure the summary does not distort the meaning of the original document?

To ensure the summary's fidelity, add explicit instructions in your prompt like 'do not rephrase the author's conclusions' and 'cite key passages in quotation marks.' You can also ask Mistral to produce the summary and then verify it by asking: 'Is this summary faithful to the original document? Report any discrepancies.' This self-verification technique significantly reduces the risk of hallucination or distortion.

Is Mistral suitable for summarizing technical or specialized documents?

Yes, Mistral handles technical, scientific, legal, and financial documents well, provided you specify the domain in your prompt. By stating 'you are an expert in [DOMAIN],' you activate the model's specialized vocabulary and get summaries that respect industry terminology. For highly specialized documents, the advanced prompt version with domain and target audience parameters will yield the best results.

How to use this prompt

Copy the prompt with the button above.
Paste it into ChatGPT, Claude or your favorite AI assistant.
Replace the bracketed variables with your details, then refine the result.

About Prompt Guide

Prompt Guide is a free library of 4800+ ready-to-use prompts for ChatGPT, Claude and other AIs, with guides to learn prompting and tools to build and optimize your own prompts.

Prompt library Learn prompting Prompt builder Prompt optimizer

Already have a prompt?

Paste it into the Optimizer, AI improves it in 5 seconds: role, context, format. Free, no signup.

Open the Optimizer

More prompts to explore

Prompt Mistral for Writing a Press Release

Writing an effective press release requires precise mastery of journalistic format, rigorous information hierarchy, and an impeccable professional tone.

Prompt Perplexity for Analyzing a Contract

Perplexity stands out from other AI assistants thanks to its ability to cross-check responses with verifiable sources in real time. For contract analysis,

Prompt Perplexity for Analyzing Customer Reviews

Customer review analysis has become an essential strategic lever for any company looking to improve its products, services, and customer experience.

Prompt Perplexity for Creating a Lesson Plan

Perplexity is an AI-augmented research tool particularly suitable for creating structured lesson plans. Unlike traditional search engines...

Prompt Perplexity for Creating Mockups

Perplexity AI, with its real-time search and information synthesis capabilities, becomes a valuable ally for creating mockups. Unlike...

Prompt Perplexity for Generating Brand Names

Finding the perfect brand name is one of the most strategic steps in an entrepreneurial project. A good name must be memorable, evocative, availa