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