OpenAI DevDay 2025: From ChatGPT Apps to AgentKit for Developers, Here’s Everything You Need to Know

OpenAI hosted DevDay 2025 on Monday, unveiling several updates for users and developers. The biggest highlight is a new ChatGPT feature that lets users interact with third-party apps like Canva and Spotify without leaving the interface. The company also introduced AgentKit for developers to build and optimise agentic workflows, while GPT-5 Pro, Sora 2, and Sora 2 Pro are now available via API.

Vivo X300 Series to Be 7.95mm Thick, Will Run Android 16-Based OriginOS 6 Out of the Box

Vivo X300 and Vivo X300 Pro, which are scheduled to launch on October 13, will feature a “thin and lightweight” body, the company recently announced via a social media post. Vivo also shared exactly how much the phones in the lineup will measure in thickness. On top of this, the smartphone brand has confirmed that the Vivo X300 series will run OriginOS 6, which is scheduled to be unveiled in China on October 10 and later in India. The new skin is built on top of the Android 16 operating system (OS).