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Nalanda Prompts · Where prompts are perfected · Inspired by the ancient university of Nalanda (~427 CE)

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Anthropic's Metaprompt: Feed a Task, Get a Full Prompt Template

Anthropic's metaprompt, from the official cookbook, is a battle tested 'prompt that writes prompts'. Feed it a task and an optional list of input variables; it returns a fully stru

few-shottemplatewritingxml-structuredanthropicClaude Opus 4.7Claude Sonnet 4.6Claude 3 Opus
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Sagar Verma1krepasked May 24, 2026
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Synthetic Eval Test-Case Generator from Prompt Templates

From misc/generate test cases.ipynb in the cookbook. A meta prompt that takes a prompt template with {{variables}} and generates synthetic test cases in a structured XML format the

few-shottemplatedata-extractionxml-structuredanthropicClaude Sonnet 4.6Claude Opus 4.7
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Sagar Verma1krepasked May 24, 2026
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XML-Tag Pattern for Mixed Prompt Instructions and Variable Inputs

From the same Anthropic prompt engineering guide. The canonical XML tagging recipe for any prompt that mixes instructions, context, examples, and variable inputs used throughout th

templatedata-extractionxml-structuredanthropicClaude Opus 4.7Claude Sonnet 4.6Claude Haiku 4.5
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Sagar Verma1krepasked May 24, 2026
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LangChain's Top RAG Prompt: Short Answers, No Hallucination

The most pulled RAG prompt on LangChain Hub. Three sentence answer cap plus an explicit "say you don't know" clause makes it a safe default for production RAG. Source: https://smit

langchainchatbottemplateguardrailsGPT-4oGPT-4 TurboClaude 3.5 SonnetGemini 1.5 Pro
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Sagar Verma1krepasked May 24, 2026