Your AI Concierge
+ Smart Insights
Make every guest experience feel effortless and personal.
Gustave is a post-booking AI concierge and guest hub for boutique hotels, villas, and short-term rental hosts. It keeps every stay, guest and property in one portal, gives your guests a personal 24/7 service experience, and quietly turns every conversation into insights that make your operations smarter.
Tailored to Every Guest
Each guest gets a private chat link on their own phone, no app to install, sent through WhatsApp, email, or your Airbnb messages. From there, Gustave gives answers and personal recommendations built on your standards and each guest's needs.
Empower Your Team
Great hospitality is human. Gustave handles the routine questions and late-night messages, and hands anything that needs a person to your service team, who can reply straight into the guest's chat.
Insights To Improve
Gustave notices what guests keep asking and where an answer fell short, while keeping every guest's details private. Approve a suggestion, and every guest after gets the better answer.

The AI Concierge Experience
Experience the intuitive, highly customized responsiveness of Gustave. This simulation showcases a real-time concierge interaction powered by our premium playbook guidelines.
Aether Retreats AI Concierge
Active Guest Session
With your guest, every step of the stay
From the moment they book to the day they come back.
Before the stay
- Helps with trip planning
- Tours and transfers
Arrival
- Check-in and house rules
- Wi-Fi and access details
During the stay
- Answers day or night
- Replies in their language
- Passes requests to your team
Departure
- Check-out details
- Last-minute requests
After the stay
- Insights in your inbox
- Preferences remembered
Meet Gustave
at your property
Tell us a little about your property and we'll show you what your guests would experience: a concierge that already knows your house rules, your favorite local spots, and everything you offer.
No generic hotel script: your demo starts from your own listing, so it speaks about your place from the very first message.
Private by design
Your guests trust you, and Gustave keeps it that way. Their conversations are private and seen only by your team. They, and everything you teach Gustave, stay yours and are never used for anyone else. The details are in our privacy policy.
Questions you may have
Do my guests need to install an app?
No. Each guest gets a private chat link that opens on their own phone, so there is nothing to download or sign up for.
What if Gustave does not know the answer?
Gustave answers only from the knowledge you have written down. When something needs a person, it hands the request to your team by email, and your staff can reply straight into the guest's chat. The gap also shows up in your Insights Inbox, so you can fill it.
Which languages does Gustave speak?
Gustave replies in the language your guest writes in, while keeping your tone.
Does it work with Airbnb bookings?
Yes. Connect your Airbnb reservations and each booking gets its own chat link automatically. You can send it through your Airbnb messages, or through WhatsApp or email.
Can I run more than one property?
Yes. One portal covers all your properties, and each one keeps its own knowledge, so guests get answers about the place they are staying.