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: two-cols
+layoutClass: gap-8
+---
+
+# Ejemplo con Google Gemini
+
+Alternativa gratuita a OpenAI
+
+```typescript {all|1-2|4-7|9-11|all}
+// gemini-example.ts
+import { ChatGoogle } from "@langchain/google";
+
+// 1. Crear el modelo
+const model = new ChatGoogle({
+  model: "gemini-2.5-flash",
+});
+
+// 2. Invocar
+const response = await model.invoke(
+  "¿Qué es LangChain?"
+);
+
+console.log(response.content);
+```
+
+::right::
+
+<div class="mt-12 text-sm pl-4">
+
+<v-click>
+
+## 📦 Instalación
+
+```bash
+npm install @langchain/google
+```
+
+</v-click>
+
+<v-click>
+
+## 🔑 API Key
+
+```bash
+# .env
+GOOGLE_API_KEY=AI...
+```
+
+Obtener gratis en:
+[ai.google.dev/gemini-api](https://ai.google.dev/gemini-api)
+
+</v-click>
+
+<v-click>
+
+## ⚡ Ejecutar
+
+```bash
+npx tsx --env-file=.env gemini-example.ts
+```
+
+</v-click>
+
+</div>