initial commit: slides + practica_resueltos + README

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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2026-05-29 11:50:55 +02:00
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# toolCallLimitMiddleware: Limitar Tools
<div class="mt-4 text-xs">
<v-click>
```typescript
import { createAgent, toolCallLimitMiddleware } from "langchain";
const agent = createAgent({
model: "mistral:mistral-large-latest",
tools: [searchTool, databaseTool, scraperTool],
middleware: [
// Límite global: máx 20 por thread, 10 por run
toolCallLimitMiddleware({ threadLimit: 20, runLimit: 10 }),
// Límite específico para búsquedas
toolCallLimitMiddleware({
toolName: "search",
threadLimit: 5,
runLimit: 3,
}),
// Límite estricto para scraping (lanza error si excede)
toolCallLimitMiddleware({
toolName: "scrape_webpage",
runLimit: 2,
exitBehavior: "error", // "continue" | "error" | "end"
}),
],
});
```
</v-click>
<v-click>
<div class="mt-3 text-xs opacity-80">
Requiere checkpointer para `threadLimit`. `runLimit` se resetea en cada invocación.
</div>
</v-click>
</div>