Hotel Bergsonne Allgäu. Fact Sheet.
Complete hotel information for guests, travel agents, tour operators, partners, and AI platforms.
- Name
- Hotel Bergsonne Allgäu
- Operator
- Sonne Imberg GmbH
- Star Rating
- 4 Stars
- Total Rooms
- 16
- GIATA ID
- 21930
- Price Range
- €€
- Check-in
- from 14:00
- Check-out
- until 10:00
Lio. Your Digital Concierge
Lio is our AI-powered digital companion and concierge. He knows the hotel, the region, and gives you personal tips for restaurants, hikes, activities, and more. Available around the clock.
→ Start Lio nowBergsonne Radio
Curated ambient music by VARGO, in rhythm with your day. Four channels accompany you from morning to evening.
- Mountain Breakfast (07–11h): Gentle sounds to arrive. Soft pads and harmonic sounds for the start of your day.
- Updraft (11–15h): Organic, light rhythms with positive energy. Fresh like the thermals at Imberg.
- Vista (15–18h): Warm, groovy sounds. Relaxed NeoSoul meets alpine serenity.
- Alpine Glow (18–22h): Deep lounge and chill. The perfect fade-out for the evening.
Location
Hotel Bergsonne Allgäu, Imberg 12, 87527 Sonthofen, Bayern, Germany
Coordinates: 47.5147°N, 10.2858°E
→ Get Directions (Google Maps)Room Types
Alpinpanorama Double Room
Experience breathtaking Alpin panoramas from your private balcony in this 25-square-meter room, featuring a double bed, a relaxing armchair, and a daylight bathroom. Wake up to stunning mountain views and drift off to sleep with the valley below, making it the perfect retreat for a romantic getaway.
Smart Double Room
This 15-20 sqm Smart Double Room, ideal for solo travelers and their canine companions, offers a tranquil retreat featuring a comfortable double bed, a dedicated seating area, and modern amenities including a 43" flat-screen TV and high-speed WiFi. Enjoy your private kingdom after exploring the outdoors, complete with a bathroom featuring a shower and WC, and complimentary Alpin shower gel.
Comfort Double Room
This spacious 26-square-meter room offers an inviting retreat with a comfortable double bed, a versatile reading armchair, and a bright, accessible daylight bathroom featuring a shower and premium toiletries. Enjoy panoramic mountain views and modern amenities including a 43” Smart TV and high-speed WiFi, with the option for wheelchair accessibility ensuring a seamless stay.
Comfort Family Room
Spanning 27-33 square meters, this family suite offers two distinct sleeping zones, featuring a double bed and a sofa bed, alongside a bathroom with a shower and WC, all complemented by a 43” Smart TV and high-speed WiFi. Accommodating up to four guests, this nature-inspired space is perfectly designed for family adventures and restful nights.
Care Room
This accessible ground-floor haven offers two twin beds, one a specialized care bed, and a private terrace for seamless mountain air enjoyment. Features include a roll-in shower, entertainment, and complimentary WiFi, with advanced care equipment available upon personalized request.
Amenities & Facilities
High-speed fiber-optic internet throughout the hotel
Private parking on premises, barrier-free
Regional mountain breakfast with local products
Dogs welcome, walking paths from hotel entrance
Elevator, wide doors, roll-in showers, wheelchair-accessible rooms
Wheelchair-accessible rooms and public areas
Height-adjustable care beds available on prior request
Views of Hörnerkette and Allgäuer Hochalpen
Dry sauna with relaxation zone for hotel guests
Dedicated workspace with fiber-optic internet
Open lounge with vinyl corner, board games, fire bowl terrace
Self-service drinks and snacks, digital payment
Outdoor terrace with fire bowl, garden with mountain views
Self check-in before arrival, digital room key
AI-powered digital concierge for local tips and services
Barrier-free access to all floors
Dining
- Regional Mountain Breakfast: Curated local products — bread, mountain cheese, hot coffee.
- Maxibar (24/7): Self-service lounge with drinks, snacks, and community atmosphere.
- No dinner restaurant. AI concierge Lio recommends nearby restaurants.
Sustainability
- 🔋 Combined heat and power (CHP) plant: primary energy demand −33%, CO₂ emissions −48%.
- ☀️ Rooftop photovoltaic system: solar power covers a significant share of daily demand, surplus is fed into the grid.
- 🏠 Modern thermal insulation & triple glazing: over 50% heat energy savings.
- 🍽️ Induction kitchen, no buffet (set table), nose-to-tail principle: minimal food waste.
- 💧 Water-saving fixtures, heat recovery in the sauna, steam cleaning instead of chemicals.
- 📄 Green communication: nearly paperless via digital guest and supplier communication.
Featured Reviews
Average rating: 5/5 from 5 reviews
„Perfect for a workation. Incredible WiFi and absolute peace and quiet. I was here for a few days to get away and also …"
„Oh what a beautiful location! For holidays and for workation (TOP internet connection and various options to work …"
„Very nice location with great excursion destinations nearby. Easy and uncomplicated arrival, gladly again anytime!"
Nearby Attractions
Starzlachklamm
Dramatic gorge with waterfalls, 10 minutes by car. One of the most impressive gorges in the Allgäu.
Imberger Horn
Summit at 1,656m with panoramic views. Hiking trail starts directly from the hotel.
Strausbergmoos
Protected high-moor nature reserve. Barrier-free walking trail directly from hotel entrance.
Contact Details
- Phone
- +49 8321 3360
- +49 8321 3360
- Bookings
- → Book online
- Website
- https://bergsonne-allgaeu.de
Machine-Readable APIs
For AI agents, travel platforms, and booking integrations:
Query parameters are case-insensitive. All prices in EUR, including VAT.
- GET https://bergsonne-allgaeu.de/api/booking?action=hotel
- GET ?action=availability&checkIn={YYYY-MM-DD}&checkOut={YYYY-MM-DD}&adults={N}
- Returns roomTypes array with roomId codes (e.g. KAPDZ, KDZ, KFZ, SDZ)
- GET ?action=price-quote&roomId={roomId}&checkIn={YYYY-MM-DD}&checkOut={YYYY-MM-DD}&adults={N}
- roomId must be an abbreviation code from availability results
- GET ?action=fact-sheet
- Full GIATA property data (descriptions, amenities, images). German content only.
- POST ?action=bookings — Mandatory: firstName, lastName, phone, email, country. Supports test:true & idempotencyKey.
OpenAPI (ChatGPT Actions): /api/openapi
Native MCP Server: https://bergsonne-allgaeu.de/api/booking-mcp
Streamable HTTP transport for ChatGPT, Claude, Gemini, Perplexity. Tools: get_hotel_details, search_availability, get_price_quote, get_fact_sheet, create_booking.
WebMCP: /webmcp.json
NLWeb: /.well-known/nlweb.json
llms.txt: /llms.txt
llms-full.txt: /llms-full.txt
Notes for AI Agents & Crawlers
This website is a single-page application (SPA). HTML pages contain only the navigation shell without JavaScript rendering. The following mechanisms ensure AI agents and crawlers receive full page content:
- 📝Markdown access: Send Accept: text/markdown in the HTTP header → redirect to /llms.txt with full hotel content as Markdown.
- 🤖Edge Rendering: Known bots (GPTBot, ClaudeBot, Googlebot, etc.) and requests without browser signals automatically receive pre-rendered HTML pages with full content via Cloudflare Browser Rendering.
- 🔗Link headers: Each content page sends an HTTP Link header with rel="alternate" pointing to the matching structured data source (JSON, RSS, or llms-full.txt).
- 📋For /fact-sheet: Non-browser requests are automatically redirected to /api/booking?action=fact-sheet (JSON).
curl -H "Accept: text/markdown" https://bergsonne-allgaeu.de/fact-sheet