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Guardrails in n8n: a new level of security for LLM automation

2025-11-18

If you use n8n for automations involving large language models (LLM), you probably know not only about their huge capabilities but also about the risks. LLMs remain a “black box”: they can accidentally disclose personal data, generate toxic content, or fall victim to prompt injection.

Until recently, you had to “wrap” an AI workflow with many IF nodes and complex Regex checks. It was cumbersome and unreliable.

Since version 1.119.0 n8n includes the Guardrails node — and it’s truly a game-changer. It’s your personal security layer that you can place at the input and output of any AI process.

Open Web UI: Your personal AI control center

2025-11-07


In today’s world of AI models it’s easy to get lost. You have ChatGPT for some tasks, Claude for others, you want to experiment locally with Llama 3, and for coding — use a specialized model. The result is a desktop turned into chaos of browser tabs and applications.

What if there were a single unified interface that could connect to all those models? A place where you can easily switch between GPT-4o, a local Llama 3 and dozens of other models?

MinIO: Overview for developers. Why you need it, pros, cons, and alternatives

2025-10-25

In the world of modern applications, especially in the era of AI and big data, storing unstructured data is a key challenge. MinIO is a high-performance object storage distributed under the AGPLv3 license. It is fully compatible with the Amazon S3 API and allows you to deploy storage locally or in the cloud. Designed to scale to exabytes, MinIO is ideal for AI/ML workloads, analytics and web applications. In this article we’ll cover why it’s useful for a developer, evaluate pros and cons, and look at alternatives.

AI Assistant for Client Calls

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I’ve developed an AI assistant that makes client calls instead of your accountant.

Calling loyal clients who forgot to pay their invoices is an unpleasant but important task.
Usually, this duty falls on the accountant — wasting valuable time on routine work.

My system automates this process.
The AI bot calls your clients, announces the outstanding payment, listens to their responses, recognizes speech, and logs the results.

How it works: