ChatGPT Custom Instructions : La méthode des BRIQUES

ChatGPT Custom Instructions : La méthode des BRIQUES

by Ludo Salenne

Humanities, Social Sciences & Thought AI — Models & Research UYQArtificial intelligence (AI)UYQFGenerative artificial intelligence
🎙 Ludo Salenne 👥 267K 📅 September 22, 2023 ⏱ 19 min 👁 56K 📄 tutorial 🧭 2026-08-21
Available in: English (current) Français

Keywords

custom instructionsChatGPTprompt engineeringAI configurationproductivity

Summary

The video presents a method for configuring ChatGPT’s custom instructions, which the creator calls the ‘bricks method’. It begins by explaining how to access custom instructions and the two main sections: one for context and role, and another for response format and style. The creator emphasizes that without proper configuration, ChatGPT’s performance is suboptimal. He demonstrates a test with a prompt about social media strategy for a cargo bike company, first without custom instructions and then with a pre-configured profile. The ‘bricks method’ involves stacking various elements such as profession, projects, interests, values, learning style, goals, tools, language, skills, education, and communication style in the first section, and response format, tone, detail level, suggestions, questions, verification, critical thinking, creativity, problem-solving approach, and language preference in the second. The video includes a promotional segment for the creator’s paid training course, which includes a database of over 50 custom instruction profiles. The demonstration shows that with custom instructions, ChatGPT provides more tailored, actionable, and visually formatted responses, including specific tool recommendations and step-by-step guides. The creator concludes by encouraging viewers to configure custom instructions immediately to improve their ChatGPT experience.

188 words

Critical Evaluation

Value of the Information & Strength of the Argument

The video offers practical value for users seeking to improve their ChatGPT interactions. The ‘bricks method’ provides a structured approach to custom instructions, which can be helpful for beginners. The demonstration effectively illustrates the difference in output quality with and without custom instructions, making the argument persuasive. However, the argumentation is largely based on anecdotal evidence and personal experience, lacking empirical data or references to official documentation. The claim that ChatGPT’s performance has degraded since the introduction of custom instructions is not substantiated. The promotional segment for the paid course may bias the presentation, as the method is tied to the creator’s commercial offering.

Scientific Rigor, Source Quality, Title Accuracy

The video does not cite any external sources or official documentation. The only links provided are to the creator’s own training course and other videos on his channel. This lack of external references reduces the scientific rigor. The title accurately reflects the content, focusing on the ‘bricks method’ for custom instructions. The adequacy between title and content is good, but the content is more of a tutorial than a scientific analysis.

190 words

Title / Content Match

The title accurately reflects the content, which focuses on a specific method ('bricks') for configuring custom instructions in ChatGPT.

Quality & Reliability

6/10

The video provides a practical tutorial based on the creator's personal experience, but lacks citations to official documentation or independent sources. The claims about performance degradation are anecdotal and not backed by data. The method is presented as a personal framework rather than a scientifically validated approach.

Chapters

Cited Sources

Concurring Sources

  • OpenAI Custom Instructions Documentation — Official documentation that explains the purpose and usage of custom instructions, supporting the video's premise.

Dissenting Sources

  • No direct contradictory sources found — No sources directly contradicting the video's claims were found, but the lack of citations makes it difficult to assess the validity of the claims.

Contribution & Novelties

The video introduces a structured method (‘bricks’) for configuring ChatGPT custom instructions, which is a practical contribution for users. It provides a checklist of elements to include in both sections of custom instructions, which can be seen as a novel framework. However, the method is not scientifically validated and is presented as a personal approach. The video also promotes a paid course, which may limit its objectivity.

Pour aller plus loin :

  • ChatGPT Custom Instructions (OpenAI Help Center) — Official documentation on custom instructions.
  • Prompt Engineering Guide — Comprehensive guide on prompt engineering techniques.
  • Chain-of-Thought Prompting — Research paper on a prompting technique that improves reasoning in language models.

109 words

Radar Profile

The radar profile shows moderate scores across all dimensions, indicating a balanced but not exceptional video. The quantity of information is adequate, but the quality and technical depth are limited. The reliability is moderate due to the lack of external sources.

Reliability 5/10

💬 Très positif. Sur les 30 commentaires analysés, la grande majorité exprime des remerciements et des éloges pour la qualité du contenu, avec plusieurs mentions de l'achat de la formation et des résultats impressionnants obtenus grâce à la méthode.