Apple will use Google’s Gemini models for its revamped Siri coming later this year under a multi-year deal that deepens the tech giants’ alliance in the artificial intelligence era and bolsters Alphabet’s position in the race against OpenAI. The deal announced Monday marks a major vote of confidence for Google. Its technology already drives much of Samsung’s “Galaxy AI”, but the Siri deal unlocks a large market with Apple’s installed base of more than two billion active devices. “After careful...