OpenAI launches AgentKit to make building AI agents faster and safer: How it works

OpenAI has launched AgentKit, a new set of tools that makes it much easier for developers and companies to build and manage AI agents. The announcement came on 6 October 2025, after the company celebrated Developers’ Day.

OpenAI launches AgentKit

Before AgentKit, creating AI agents was complicated. Developers had to use many different tools, write custom code, and spend weeks on designing the interface. Now, AgentKit brings everything together in one place, letting people design workflows and build chat experiences quickly.

Agent Builder: Visual…