The alliance reflects the growing urgency among established carmakers to strengthen their technology capabilities as competition intensifies from fast moving Chinese manufacturers.

Under the agreement, the owner of brands including Jeep, Peugeot and Fiat will work with Microsoft on more than 100 artificial intelligence initiatives across engineering, manufacturing and customer services. The projects are designed to shorten vehicle development cycles, improve quality and enable quicker delivery of digital features through software updates.

Artificial intelligence will be embedded across product development and testing, with tools aimed at predictive maintenance and earlier detection of faults during validation. Stellantis has said the goal is to make vehicles more reliable while also creating more tailored in car experiences for drivers as digital functions become a key differentiator.

Cybersecurity forms a central part of the partnership. As cars become increasingly connected, Stellantis plans to use Microsoft’s AI driven security tools to strengthen its global cyber defence centre. Protection will extend across corporate IT systems, factories and connected vehicles, with a focus on safeguarding customer data and vehicle operations against growing threats.

The deal also pushes the automaker further towards cloud computing. Stellantis will expand its use of Microsoft Azure as it modernises its IT infrastructure, targeting a 60 percent reduction in its physical data centre footprint by the end of the decade. Cloud based systems are expected to support the vast data flows generated by connected cars and allow new services to be scaled more efficiently worldwide.

The partnership builds on earlier collaboration between the two companies on connected vehicle platforms. It also highlights a change in Stellantis’ technology strategy following the winding down of a high profile in car software initiative with Amazon, as the group refocuses on core vehicle quality alongside digital growth.

Industry analysts view the Microsoft tie up as part of a broader trend, with Western manufacturers increasingly leaning on big technology firms to keep pace in the race towards software led mobility. As customer expectations rise and Chinese brands advance rapidly, digital capability is becoming as critical to success as traditional engineering.

• Additional Reporting: Reuters, Automotive News