The company has created a lightweight version of Deep Research that is powered by its new o4 mini language model . OpenAI says this variant is “more cost efficient while preserving high quality.” More importantly, it is available to use for free without any subscription caveat. Deep Research, as the name suggests, is an agentic feature that performs a comprehensive web research on any topic and provides responses in the form of a well drafted paper. Compared to the typical chatbot
