<ul><li>Prompt engineering involves designing instructions to guide language models like LLMs for desired outputs.</li><li>Vertex AI Prompt Optimizer automates and enhances prompt optimization for Google models like Gemini, using an iterative approach.</li><li>Key features include easy optimization, versatile task handling, comprehensive evaluation, and flexibility for customization.</li><li>Real-world impacts include improved product attribute generation for AdVon Commerce and enhanced medical documentation for Augmedix.</li></ul>

## Prompt Design in Vertex AI: A Medium-Style Guide

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