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AI agents are only as good as the personal information you share. That raises questions about privacy.

AI agents are only as good as the personal information you share. That raises questions about privacy.

B1🇪🇸 Español → 🇺🇸 English

October 19th, 2026

AI agents are only as good as the personal information you share. That raises questions about privacy.

B1
Please note: This article has been simplified for language learning purposes. Some context and nuance from the original text may have been modified or removed.

🇺🇸 English

Matt Robb wanted to sell his computer keyboard.

Matt Robb quería vender su teclado de computadora.

He posted an ad on Facebook Marketplace.

Publicó un anuncio en Facebook Marketplace.

As an experiment, he gave the task to Meta's new AI agent, Muse.

Como experimento, dejó la tarea al nuevo agente de IA de Meta, Muse.

In less than a day, a buyer he did not know came to his house late at night.

En menos de un día, un comprador desconocido llegó a su casa a altas horas de la noche.

Muse had made the deal by itself.

Muse había cerrado el trato por su cuenta.

It had also shared Robb's address.

También había compartido la dirección de Robb.

It even sent an automatic message saying "Yes, I'm here!" from his account without him knowing.

Incluso envió un mensaje automático de "¡Sí, estoy aquí!" desde su cuenta sin que él lo supiera.

Robb is a content creator in Toronto and shared the experience on social media.

Robb es creador de contenido en Toronto y contó la experiencia en redes sociales.

Many users praise how easily agents like Muse do everyday tasks.

Muchos usuarios elogian la facilidad con la que agentes como Muse hacen tareas cotidianas.

These range from dinner reservations to travel or emails.

Estas van desde reservas de cena hasta viajes o correos.

But these agents work better the more they know about the user.

Pero estos agentes funcionan mejor cuanto más saben del usuario.

They also know about their friends, family and colleagues.

También saben de sus amigos, familiares y colegas.

That raises privacy concerns.

Eso plantea preocupaciones de privacidad.

Robb and the buyer made peace.

Robb y el comprador hicieron las paces.

Meta explained that the disclosure happened because of the permissions he gave. He gave Muse access to his Marketplace profile.

Meta le explicó que la divulgación se debió a los permisos que dio al dar acceso a Muse a su perfil de Marketplace.

Professor Veronica Rivera from Georgia Tech compared using an AI agent to giving someone your keys. She also compared it to giving someone a to-do list.

La profesora Veronica Rivera, de Georgia Tech, comparó usar un agente de IA con entregar tus llaves y una lista de tareas.

Its usefulness and its risk depend on which keys you give.

Su utilidad y su riesgo dependen de qué llaves entregues.

Professor Ebrahim Bagheri from the University of Toronto said it is very hard to fully take back access.

El profesor Ebrahim Bagheri, de la Universidad de Toronto, dijo que es muy difícil retirar del todo el acceso.

That happens once the agent has already seen the data.

Eso pasa una vez que el agente ya vio los datos.

Meta and OpenAI describe privacy policies for their agents.

Meta y OpenAI describen políticas de privacidad para sus agentes.

But the information it already received is not deleted automatically.

Pero la información ya recibida no se elimina automáticamente.

Meta also admits that Muse can still make mistakes or do unexpected things.

Meta también admite que Muse aún puede cometer errores o tomar acciones inesperadas.

In Robb's case, the agent also did not follow his instructions.

En el caso de Robb, el agente tampoco respetó sus instrucciones.

For another item, it would have accepted a price $100 below the minimum set.

Para otro artículo, habría aceptado un precio de 100 dólares por debajo del mínimo fijado.

Robb mostly disconnected Muse from his apps.

Robb desconectó en gran medida a Muse de sus aplicaciones.

But he would consider turning it back on in the future.

Aunque consideraría volver a habilitarlo en el futuro.

Apple announced new controls for Mac because agents have broad access.

Apple anunció nuevos controles para Mac ante el acceso amplio de los agentes.

Rivera warned that the agent reads your inbox. It also reads what your friends and family sent you.

Rivera advirtió que, al leer tu bandeja de entrada, el agente también lee lo que te enviaron tus amigos y familiares.

October 19th, 2026

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