OpenAI is updating the AI model powering Operator, its AI agent that can autonomously browse the web and use certain software within a cloud-hosted virtual machine to fulfill users’ requests.
Soon, Operator will use a model based on o3, one of the latest in OpenAI’s o series of “reasoning” models. Previously, Operator relied on a custom version of GPT-4o.
By many benchmarks, o3 is a far more advanced model, particularly on tasks involving math and reasoning.
“We are replacing the existing GPT‑4o-based model for Operator with a version based on OpenAI o3,” OpenAI wrote in a blog post. “The API version [of Operator] will remain based on 4o.”
Operator is one among many agentic tools released by AI companies in recent months. Companies are…