In today's AI Brief, dive into the latest AI updates! We cover Apple's Siri overhaul facing major delays, potentially pushing its full modernization to 2027. Discover Sesame's new AI voice aiming to cross the 'uncanny valley' with genuine emotions. Plus, OpenAI plans to integrate its Sora video AI directly into ChatGPT. We also explore other AI news, including DeepSeek's profit margins, Anthropic's Claude models, and trending AI tools like GPT 4.5 and Ideogram 2a.