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What are prompting patterns? Definition and right instinct vs wrong instinct

Prompting patterns are formulation conventions that structure a prompt to orient the model's output. They do not exist as native LLM commands, only as guides for the writer. The distinction matters: no pattern triggers a feature, the effect comes from linguistic precision.

You may have come across graphics listing 80 or 90 "Claude commands". These commands do not exist technically: the Claude LLM has no native slash-commands system. They are prompting patterns, writing conventions that structure the request without triggering a specific feature on the model side. The distinction matters. A pattern is not an instruction interpreted by the model as a technical directive, it is a linguistic convention applied by the user to clarify intent. The real value of patterns is cognitive: they help the writer structure thinking before prompting (role, context, constraints, expected reasoning), and statistically, better-structured prompts produce better-targeted outputs. No magic on the model side, just writing discipline on the human side. The WYP grid retains 12 recurrent patterns selected for executive utility: assigned role, input context, output constraints, chain-of-thought, few-shot, refuse to invent, sources requested, adversarial critique, reformulation, structured comparison, listed assumptions, pre-mortem.

Concrete example

A French mid-cap consulting firm CEO (180 employees) compares in 2026 two prompting approaches on 20 successive requests to Claude (competitive briefings). First try: vague prompts like "give me a summary of market X". Average output rated useful 4/10 on the internal scoring grid. Second try: systematic application of 4 combined patterns (assigned role "senior analyst", one-page context, output constraints three columns plus 300 words, explicit chain-of-thought). Average output 7.5/10 on the same grid. Difference not linked to the model (identical), only to writing discipline. Prompt drafting time: 3 minutes instead of 30 seconds, i.e. 2 minutes 30 additional for a qualitative gain of 75%.

See also

Further reading

Prompt engineering overview, official Anthropic documentation (external resource)

Sources

  1. Prompt engineering overview, official Anthropic documentation, 2026. https://platform.claude.com/docs/en/build-with-claude/prompt-engineering/overview (accessed 2026-06-06)
  2. Chain-of-Thought Prompting Elicits Reasoning in Large Language Models, Wei, Wang, Schuurmans, Bosma, Ichter, Xia, Chi, Le, Zhou, arXiv 2201.11903, 2022 (revised January 2023). https://arxiv.org/abs/2201.11903 (accessed 2026-06-06)
  3. Language Models are Few-Shot Learners, Brown et al., arXiv 2005.14165, 2020 (reference GPT-3 paper introducing few-shot learning through prompting). https://arxiv.org/abs/2005.14165 (accessed 2026-06-06)

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