KAYAK
Travel search engine comparing flights, hotels, car rentals and packages for consumers and business travelers.
Used as a subprocessor by 1 company →
Subprocessors (14)
Checked Oct 27, 2026 · source disclosure ↗
| vendor | purpose | evidence |
|---|---|---|
| 3DS support and fraud prevention | “Forter - 3DS support and fraud prevention” | |
| Customer screen recording | “Fullstory - Customer screen recording” | |
| Chat data collection, email conversation collection, AI Query processing | “HQ Travel - Chat data collection, email conversation collection, AI Query processing” | |
| Customer service chat window | “Talkdesk - Customer service chat window” | |
| AI NLP Processing | “OpenAI - AI NLP Processing” | |
| AI NLP Processing | “Anthropic - AI NLP Processing” | |
| TMC | “GANT - TMC” | |
| TMC | “Blockskye - TMC” | |
| TMC | “Gant Travel - TMC” | |
| TMC | “ALTOUR - TMC” | |
| Email sending & mailing lists | “MoEngage - Email sending & mailing lists” | |
| Booking data needed to facilitate bookings | “Amadeus - Booking data needed to facilitate bookings” | |
| Library loading google display ads | “Display Ads - Library loading google display ads” | |
| Library for client side pixel mapping (SEO, Google Tag Manager) | “wrel.de - SEO, Google Tag Manager - Library for client side pixel mapping” |
-
3DS support and fraud prevention
“Forter - 3DS support and fraud prevention”
-
Customer screen recording
“Fullstory - Customer screen recording”
-
Chat data collection, email conversation collection, AI Query processing
“HQ Travel - Chat data collection, email conversation collection, AI Query processing”
-
Customer service chat window
“Talkdesk - Customer service chat window”
-
AI NLP Processing
“OpenAI - AI NLP Processing”
-
AI NLP Processing
“Anthropic - AI NLP Processing”
-
TMC
“GANT - TMC”
-
TMC
“Blockskye - TMC”
-
TMC
“Gant Travel - TMC”
-
TMC
“ALTOUR - TMC”
-
Email sending & mailing lists
“MoEngage - Email sending & mailing lists”
-
Booking data needed to facilitate bookings
“Amadeus - Booking data needed to facilitate bookings”
-
Library loading google display ads
“Display Ads - Library loading google display ads”
-
Library for client side pixel mapping (SEO, Google Tag Manager)
“wrel.de - SEO, Google Tag Manager - Library for client side pixel mapping”