# How Booking.com uses H2O.ai

**200 data scientists**: “Booking.com uses H2O to run experiments across billions of rows of data and support 200 data scientists.”

As published on [h2o.ai](https://h2o.ai/case-studies/booking-com-h2o). Captured by usedby on 2026-10-17.

- Company: [Booking.com](https://www.usedby.ai/companies/booking-com.md)
- Tool: [H2O.ai](https://www.usedby.ai/tools/h2o-ai.md)
- Industry: [Travel & Hospitality](https://www.usedby.ai/companies/industry/travel-hospitality.md)

## What the story says

Booking.com uses H2O together with Spark (Sparkling Water) as part of its machine learning platform, running experiments on billions of rows of data and supporting its data scientists across the pipeline from data collection to training and production.

Summary written by usedby from the source page, in English. The figures are those of H2O.ai and Booking.com, not ours.

> He shows how Booking.com is able to scale their experiments to billions of rows of data using H2O and Sparkling Water.

> The H2O integration with Spark gives you the best of both worlds: Data munching in Spark and model training in H2O.
>
> Brammert Ottens, Senior Data Scientist

Source: [h2o.ai](https://h2o.ai/case-studies/booking-com-h2o), captured 2026-10-17.

## What usedby checked

We compared the story with its live page on 2026-10-17.

- Checked: the figure 200 data scientists is printed word for word on the page, near the name of Booking.com.
- Checked: the passage quoted above is copied word for word from the page, near the name of Booking.com.
- Checked: Booking.com uses H2O.ai. Confirmed line. Latest check across sources: 2026-10-17.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/booking-com-h2o-ai · How we check: https://www.usedby.ai/methodology