AI4Cities is a three-year EU-funded project bringing together leading European cities looking for artificial intelligence (AI) solutions to accelerate carbon neutrality. HELSINKI (Finland), AMSTERDAM (Netherlands), COPENHAGEN (Denmark), PARIS REGION (France), STAVANGER  (Norway) and TALLINN  (Estonia) are the six European cities and regions looking for suppliers to provide AI solutions for mobility and energy challenges, that will ultimately contribute to reduce CO₂ emissions and meet their climate commitments.