AI is the fastest-growing sector in European venture capital.

What are the top 5 AI Start-Ups in Europe? It depends on how you evaluate each company. If you’re doing so just based on valuation, this is the list for you.

Investors poured in €1.3 billion in 2017 to fund AI startups in the region. They followed that up with €1.8 billion in 2018. By August 2019, investments in AI startups have already touched €1.9 billion.

Investors are looking to secure an early-mover advantage in AI, a fascinating and disruptive technology with enormous potential.

Here are the top 5 AI Start-Ups in Europe by valuation.

Graphcore (Bristol, England)

Valued at $1.7 billion, this startup is developing the most advanced, next-gen computer processor to facilitate machine learning.

It last raised $200 million in December 2018. Lead investors were Atomico and Sofina.

Darktrace (Cambridge, UK)

Valued at $1.65 billion, Darktrace deploys AI to identify hacks and malicious traffic inside a company’s network.

It raised $50 million in a Series E round led by Vitruvian Partners. Other investors included KKR and TenEleven Ventures.

Meero (Paris)

An on-demand photography platform, Meero use AI to process images and video. It facilitates photographers to find jobs and also handles the post-shoot formalities and procedures.

It raised $230 million in June 2019 in a Series C round led by Eurazeo and Prime Ventures.

Iov42 (London)

Claiming to help set up an Internet of Value, the company is developing an AI-powered blockchain platform for crypto-currencies. The company has its headquarters in London.

It raised €20 million in a Series C3 round in March 2019.

ContentSquare (Paris)

Using a mix of artificial intelligence, big data, and behavioral data, this startup analyzes and provides feedback to a business on the interaction of its users across various online platforms.

The company raised €52.55 million in a Series C funding round led by Eurazeo.