initial commit: slides + practica_resueltos + README

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-29 11:50:55 +02:00
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+---
+layout: default
+---
+
+# Few-Shot Prompting
+
+<div class="mt-8 text-sm">
+
+<v-click>
+
+<div class="mb-6">
+
+**Few-shot**: Dar ejemplos al LLM para que aprenda el patrón deseado
+
+</div>
+
+</v-click>
+
+<v-click>
+
+```typescript
+import { ChatPromptTemplate } from "@langchain/core/prompts";
+
+const template = ChatPromptTemplate.fromMessages([
+  ["system", "Clasifica el sentimiento de tweets"],
+  ["human", "Me encanta este producto!"],
+  ["ai", "positivo"],
+  ["human", "No funciona bien :("],
+  ["ai", "negativo"],
+  ["human", "{tweet}"]  // El tweet a clasificar
+]);
+
+const response = await model.invoke(
+  await template.invoke({ tweet: "Buena experiencia" })
+);
+// → "positivo"
+```
+
+</v-click>
+
+</div>