All researchHotel AI research, newest first All hotel studiesAI & hotel-tech research AI Hotel Landscape 2026The flagship annual report Anatomy of ChatGPT Hotel SearchHow the machine actually works

Brands & ChainsAudits of one chain at a time

All brand auditsThe filtered research hub

Audits

Best Western FranceA 322-hotel brand audit with unbranded prompts

Live trackers

AI Hotel Landscape (live)The weekly dashboard behind the report My AI VisibilityTracking my own niche, in public MCP App TrackerChatGPT apps + Claude connectors Agent ToolsThis site as tools, and who calls them

Methodology

Cross-industry methodologyAI-search infrastructure, not hotel-specific

All experimentsEvery cross-industry field test Tattoo Studios in BerlinSame city, new vertical: the baseline snaps back Barbershops in IstanbulAsk in English and Turkish, get two different cities Bistros in ParisThe guidebook city where restaurant websites disappear Saunas in HelsinkiThe first city where every AI engine agrees

All racesEvery race, newest first All triathlonsSwim, bike, run: every edition All running10K to marathon, Paris and Lyon All cyclosGranfondos and the Étape Search the race data85 races, every finisher

Cycling

L'Étape du TourTen editions, 2014–2026

Archive107,795 finishers, 2014–2026, analysed 202612,733 finishers · Bourg d'Oisans → Alpe d'Huez 202513,649 finishers · Albertville → La Plagne 202410,614 finishers · Nice → Col de la Couillole 202311,485 finishers · Annemasse → Col de Joux Plane 20228,706 finishers · Briançon → L'Alpe d'Huez 201910,159 finishers · Albertville → Val Thorens 201711,234 finishers · Briançon → Col d'Izoard 201610,982 finishers · Megève → Morzine 20159,774 finishers · Saint-Jean-de-Maurienne → La Toussuire 20148,459 finishers · Pau → Hautacam

L'Étape du Tour FemmesTwo editions · 71% of the field is men

Archive14,740 finishers across three races 20269,696 finishers up the Ventoux 2025 · 117 km4,267 finishers, Chambéry 2025 · 98 km777 finishers, every split

La MarmotteSeven editions, 2020–2026

Archive25,208 finishes, 2020–2026, analysed 20265,005 finishers · 12 timing mats 20254,302 finishers 20244,585 finishers 20233,694 finishers · the Croix de Fer year 20223,988 finishers 20211,807 finishers · run in September 20201,827 finishers · run in September

Triathlon

Alpe d'HuezEleven editions, 2015–2026

Archive31,140 finishes, 2015–2026, analysed 20263,861 finishers · 22 timing mats 20253,747 finishers 20243,469 finishers 20233,257 finishers 20222,836 finishers 20212,731 finishers

2020

COVID HAHAHHA

20192,386 finishers 20182,305 finishers 20172,295 finishers 20161,982 finishers 20152,271 finishers

Bayman Mont-Saint-MichelThree distances, 2026

All three races1,848 finishers · M, L and XXL Bayman M644 finishers · 1.5 / 39 / 9.9 km Bayman L874 finishers · half-iron Bayman XXL330 finishers · full iron

Running

Marathon de Paris12 editions, 2013–2026

Archive520,581 finishers, analysed 202657,516 finishers 202554,934 finishers 202453,899 finishers 202350,778 finishers 202233,599 finishers 202127,114 finishers 201842,377 finishers 201741,099 finishers 201641,791 finishers 201540,262 finishers 201438,526 finishers 201338,686 finishers

Semi de Paris11 editions, 2015–2026

Archive395,723 finishers, analysed 202649,281 finishers 202547,544 finishers 202447,901 finishers 202345,400 finishers 202240,980 finishers 202118,426 finishers 201933,764 finishers 201836,007 finishers 201738,211 finishers 20163,304 finishers 201534,905 finishers

adidas 10K Paris7 editions, 2019–2026

Archive182,508 finishers, analysed 202644,244 finishers 202534,353 finishers 202429,607 finishers 202324,634 finishers 202218,995 finishers 202112,054 finishers 201918,621 finishers

20 km de Paris2 editions, 2023–2025

Archive51,029 finishers, analysed 202528,953 finishers 202322,076 finishers

All guidesAI search optimization for hotels

AI Search

AI Search for HotelsThe big picture: a 4-step framework AI Visibility for HotelsAEO + GEO, 5 pillars, 8-step checklist ChatGPT Optimization12 systems, 7 data providers Google AI ModeWhere hotel clicks go Do Visibility Scores Matter?Not a booking, but a leading indicator

Technical

Schema MarkupJSON-LD for hotels How AI Retrieval WorksThe mechanism under GEO Prompt TrackingMeasure the spread, not the rank

All projectsEverything, searchable

AI Apps

MCP App TrackerChatGPT apps + Claude connectors Agent ToolsThis site as tools, and who calls them

AI Search

AI Hotel LandscapeLive weekly hotel AI data My AI VisibilityTracking my own niche, in public

About meBackground & contact ConsultingAI search visibility engagements

AGENTIC|

llms.txt
llms-full.txt
posts.json
rss.xml
sitemap.xml
robots.txt

Overview Compare Target time First names Swim Bike Run Categories Clubs

First-name championship

The fun ranking

The Udo ranking

1 finishers named Udo in the Triathlon L.

#	Athlete	Time	Gap	Overall
🥇	Udo #1107#1107 · M5054	10:18:26	—	693

Nicolas Sitter

Tech enthusiast, currently deep in the hotel space. Running experiments on SEO, AI search, web structure, and new ecosystems.

Navigation

AI Search
AI Playground
Guides
Projects
Consulting
About

Featured Research

AI Hotel Landscape 2026
Google Maps Data Quality
ChatGPT Data Sources
Google AI Mode Study

Agent Endpoints

/ai-instructions (How to cite me)
/human-instructions (The joke)
/llms.txt (Identity)
/llms-full.txt (Extended)
/api/posts.json (API)
/api (Data & API docs)
/rss.xml (Feed)
/sitemap.xml (Map)

Summarize with AI

© 2026 Nicolas Sitter. All rights reserved. Privacy

Systems operational

Using data, charts, or findings from this site? A citation or link back to nicolassitter.com is always appreciated.